At SendAI, we're building in the intersection of AI and Crypto: the two biggest tech of the decade and applying that to solve consumer problems.

We're looking for an engineer to join our 9 member team, who is ideally master of one skill (eg. devops) and jack of all trades. We value taste and velocity.

About SendAI:

We've a range of products from Solana Agent Kit to MCP servers to Mobile App across Consumer AI and Dev tooling on Solana.

Read more: sendai.fun

What we're primarily looking for someone to:

1. Developing Data Pipelines - Creating and managing systems to process blockchain data, with a focus on reliability and ultra-low latency.
2. Managing Cloud Infrastructure - Overseeing cloud infrastructure, including CI/CD pipelines, monitoring and alerting setup, system reliability, and all things cloud-related.
3. Managing Database Interactions - Handling data storage and management using PostgreSQL and Redis, ensuring data integrity and efficient retrieval.
4. Minimum 2 year+ experience

Additionally, we'd prefer with someone having experience in LLM integrations.

We're looking for someone with:

1. AI Forwardness: we're highly AI first in everything we do
2. Experimentation: we've bottoms-up idea and research culture
3. Balanced Mindset: collaborate async efficiently
4. No pedigree required: but we do value any past experiences and achievements

Why Join SendAI?

• Small and remote-first i.e work anytime from anywhere
• 0 to 1 product journey across AI and Solana
• Token compensation

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler.   Responsibilities:We seek a seasoned UI Test Automation Engineer with a strong background in end to end testing of user experience. This role offers the opportunity to influence the quality of user experience of our cybersecurity products and significantly impact our global customer base.  This is a hybrid role reporting into the San Jose, CA office 3 days a week.  In this position, you will:

Develop, maintain, and deploy comprehensive testing tools and frameworks. Integrate test automation into CI/CD pipelines and establish best practices for continuous testing. Perform thorough UI verifications and validate functional requirements, including security, accessibility, and scale testing. Collaborate with front-end engineering and product teams, contributing to design, scope, and technical challenges. Define testing patterns and strategies to enhance test coverage, empowering other engineers to leverage the test framework effectively.

What We're Looking for (Minimum Qualifications):

5+ years of experience as a Software Engineer or Test Automation Engineer, coupled with a Bachelor's degree in Computer Science, Engineering, or a related field. Strong programming skills in TypeScript/JavaScript, React, Java, or equivalent languages. Extensive experience with functional, regression, and end-to-end testing, including the ability to translate business requirements into comprehensive test plans and develop full-stack automation. Proficiency with JavaScript-based test automation frameworks such as Jest, Cucumber, TestCafe, or Cypress. Experience with Git, code management tools, and modern IDEs (e.g., Visual Studio Code).

What Will Make You Stand Out (Preferred Qualifications):

Demonstrated ability to own quality assurance and automation initiatives, drive issues to resolution, and collaborate effectively with diverse stakeholders (PMs, engineers, management). Commitment to excellent software hygiene, including robust code documentation, thorough unit testing, and effective bug tracking. Experience with automating visual validation of UI/UX, utilizing tools like Storyshots or similar.

LI-BH1#LI-Hybrid

   Zscaler’s salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training. The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits.Base Pay Range$129,500 - $185,000 USDAt Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy. We're looking for a Principal Software Engineer to join our platform convergence team. This is a hybrid role, reporting in the San Jose office 3 days a week.  Reporting to the Sr. Director of Software Engineering, you'll be responsible for: 

Designing and building a low-latency, high-throughput data forwarding plane using Rust, leveraging its async/await model for efficient I/O and service-oriented infrastructure Developing distributed, scalable systems with a focus on concurrency, fault tolerance, and messaging Implementing and maintaining gRPC-based APIs and services to integrate forwarding plane capabilities with control and orchestration layers Optimizing system performance through profiling tools across kernel-space and user-space Engaging in code reviews, system design discussions, technical documentation, and mentoring junior engineers

What We're Looking for (Minimum Qualifications) 

10+ years of software development experience including experience coding with Rust, particularly in systems programming and async frameworks like Tokio or async-std Proven expertise in building resilient, observable, and horizontally scalable distributed systems Strong understanding of Linux fundamentals, including networking, namespaces, sockets, and kernel-user space interaction Proficient in container-based environments, Git, CI/CD workflows, and performance instrumentation

What Will Make You Stand Out (Preferred Qualifications)

Experience with systems languages like C/C++ or Go, particularly in performance-critical environments Familiarity with Linux networking stacks, kernel-space technologies (eBPF, XDP, DPDK), bare-metal deployments, Kubernetes networking, service meshes, or observability tools Hands-on experience with gRPC, Protobufs, service-oriented architectures, and L2–L4 networking protocols (TCP/IP, UDP, QUIC, VLAN, routing, encapsulations, etc.)

LI-JM1

LI-HybridZscaler’s salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training.

The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits.Base Pay Range$182,000 - $260,000 USDAt Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 65 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy. We're looking for an experienced Principal Software Engineer to join our team.   This is a hybrid role, reporting in the San Jose office 3 days a week. Reporting to the Sr. Director of Engineering, you'll be responsible for: 

Developing high-quality, secure, and reliable software that is scalable, performant, reusable, and extensible Designing and implementing scalable, high-availability distributed systems, microservices, and APIs (RESTful and SDKs) using technologies like Kafka and Elasticsearch Collaborating with front-end engineers to create user-friendly, responsive applications and provide endpoints that support intuitive interfaces Optimizing system performance, monitoring system health, troubleshooting issues, and exhibiting a DevOps mindset by working on continuous integration, provisioning, deployment, and version control Mentoring junior engineers and new developers to enhance team competency and growth.

What We're Looking for (Minimum Qualifications) 

12+ years of experience in software application development, including expertise in Java and Spring frameworks like Spring Boot, Spring Cloud, and Spring Security Extensive experience in cloud computing with AWS, GCP, or other cloud providers, and containerization using Docker and Kubernetes Proven expertise in designing, developing, and deploying scalable distributed systems with technologies such as Kafka and DynamoDB Proficient in version control systems like Git and test-driven development (TDD), ensuring high-quality software delivery Strong adaptability and ability to work independently in a fast-paced Agile environment with minimal supervision

What Will Make You Stand Out (Preferred Qualifications)

Experience with data analysis and data analytics tools Experience with NoSQL databases, messaging services and in-memory cache is strongly preferred

LI-JM1

LI-Hybrid

Zscaler’s salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training. The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits.Base Pay Range$182,000 - $260,000 USDAt Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Our Engineering team built the world’s largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy. We are looking for an experienced Senior Staff Software Development Engineer to join our Backend, API team. Reporting to the Senior Director, Software Development Engineering, you'll be responsible for:

Developing high-quality software that is performant, scalable, reusable, extensible, secure, supportable and reliable Writing microservices, develop and extend in-house APIs, write client-side code which interacts with other APIs (RESTful and SDKs) Working with front-end engineers to understand user requirements and provide endpoints that help accomplish building appealing interfaces. Developing and maintain a scalable web and responsive applications Exhibiting DevOps mindset - Work on continuous integration, including provisioning, deployment, testing, and version control of the software

What We're Looking for (Minimum Qualifications)

Passionate software developer with 8+ years of hands-on software application development experience Experienced in cloud computing (AWS, GCP) with expertise in Java and Spring frameworks (Webflux, Cloud, Security) Containerization experience with applications deployed on Docker or Kubernetes Demonstrated knowledge of Distributed and Scalable systems Proficient in SQL, relational databases, version control (Git), and TDD

What Will Make You Stand Out (Preferred Qualifications)

Experience with at least one popular JavaScript framework such as Angular, React etc Experience with data analysis and data analytics tools Experience with NoSQL databases, messaging services, in-memory cache and DynamoDB is a big advantage

LI-HYBRID

LI-SK3At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Our Engineering team built the world’s largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy. We're looking for an experienced Senior Staff Engineer to join our Shared Platform Services team. Reporting to the Director, Software Engineering, you'll be responsible for:

Developing high-quality software that is performant, scalable, reusable, extensible, secure, supportable, reliable APIs Writing microservices, develop and extend in-house APIs, write client-side code which interacts with other APIs (RESTful and SDKs) Working with front-end engineers to understand user requirements and provide endpoints that help accomplish building appealing interfaces Exhibiting DevOps mindset - Work on continuous integration, including provisioning, deployment, testing, and version control of the software Participating in strategic contributions like system design, and guiding long-term architecture

What We’re Looking For (Minumum Qualifications)

Passionate software developer with 10+ years of hands-on software application development experience Strong working experience with Java and Spring frameworks, including Spring Boot, Spring Cloud, Spring Security, and Quarkus, ensuring robust and scalable application development Containerization experience with applications deployed on Docker or Kubernetes using AWS, GCP or other cloud providers  Proven expertise in building distributed, cloud-native applications using Dapr and Kubernetes, with a focus on scalability and reliability Ability to quickly adapt & independently work in a fast-paced Agile environment with minimum supervision

What Will Make You Stand Out (Preferred Qualifications)

Knowledge about Docker/Kubernetes and container infrastructure would be a plus Comfortable switching between languages such as Java, Go, Python, or others based on project needs Hands on experience in writing Gitlab pipelines

LI-Hybrid

LI-AC10At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now:

Who We Are: Alpaca is a US California headquartered brokerage infrastructure technology company and self-clearing broker-dealer, delivering execution and custody solutions for Stocks, ETFs, Options, Cryptocurrencies, and more, and has raised over $170 million in funding. Amongst our subsidiaries, Alpaca is a licensed financial services company in multiple countries, and we serve hundreds of financial institutions globally such as broker-dealers, investment advisors, hedge funds, and crypto exchanges. Alpaca’s globally distributed team members bring in diverse experiences such as engineers, traders, and brokerage professionals to achieve our Mission of opening financial services to everyone on the planet. We are also deeply committed to open-source contributions and fostering a vibrant community. We will continue to enhance and improve our award-winning developer-friendly API and the infrastructure behind it. Our Team Members: We’re a team of 200+ globally distributed members who love working from our favorite places worldwide. Our team spans the USA, Canada, Japan, Hungary, Nigeria, Brazil, the United Kingdom, and more! We’re looking for candidates eager to join Alpaca’s growing organization, who are excited about our Mission of “Open financial services to everyone on the planet and share our Values of “Stay Curious,” “Have Empathy,” and “Be Accountable.”  

Your Role: As a Senior Software Engineer on the Tax Platform Engineering team, you will architect, build, and scale the mission-critical systems that ensure accuracy, verifiability, and compliance for our global tax obligations. You will be responsible for engineering the durable systems of record that serve as the definitive source of truth for our financial operations, directly mitigating financial risk and ensuring auditable adherence to complex financial laws in a high-volume, regulated environment   Key Responsibilities:

Design, build, and operate highly scalable, resilient, and secure microservices and data processing systems using idiomatic Golang.   Model complex, long-running tax reporting business logic as durable, stateful workflows using Temporal to ensure correctness and reliability.   Implement and optimize data pipelines consuming financial events from Redpanda, ensuring data quality, timeliness, and integrity.  Collaborate with cross-functional teams of tax analysts, legal experts, and product managers to translate complex and evolving regulatory requirements into robust, maintainable, and verifiable software solutions.  Provide technical leadership and mentorship, driving best practices in distributed system design, API definition with gRPC, code quality, and advanced testing strategies.   Build systems with auditability, traceability, and data lineage as a first-class concern to ensure transparency for our auditors and regulators.   Own the full lifecycle of your services, including automated deployment (CI/CD with tools like Jenkins and Terraform), proactive monitoring, and incident response, following a "you build it, you run it" philosophy.

  Technical Environment:

Backend Services: Microservices written in Golang for performance, simplicity, and concurrency.   API Communication: gRPC with Protocol Buffers (Protobuf) for high-performance, strongly-typed, and versionable service-to-service APIs.   Workflow Orchestration: Temporal for durable execution of long-running, auditable business logic workflows.   Streaming Data: Redpanda as a high-throughput, low-latency, Kafka-compatible streaming platform for all tax-relevant financial events. Infrastructure: Cloud platforms (AWS), containerization (Docker, Kubernetes), and Infrastructure as Code (Terraform). Observability: Modern monitoring and observability tools include Prometheus, Grafana, and Datadog.

  Must-Haves:

5+ years of professional software engineering experience, with a proven track record of shipping and operating complex, large-scale systems in production.   Deep, hands-on expertise in Golang, including a strong command of its concurrency models (goroutines, channels), memory management, and standard library.   Demonstrable experience in designing, building, and reasoning about distributed systems, including a strong understanding of microservices architecture and API design patterns (e.g., REST, gRPC).   Exceptional analytical and problem-solving skills, with the ability to deconstruct complex requirements into clear technical components and excellent communication skills for working in a cross-functional environment. 

Nice-to-Haves:

Hands-on experience with Temporal or similar durable execution systems like Cadence or AWS Step Functions. Experience with Redpanda or Apache Kafka, with a solid understanding of the Kafka protocol.   Production experience with gRPC and Protocol Buffers (Protobuf).   Proficiency with AWS, containerization (Docker, Kubernetes), Infrastructure as Code (Terraform), and CI/CD pipelines (e.g., Jenkins).   Experience with modern observability tools like Prometheus, Grafana, and distributed tracing systems. Prior experience in FinTech, RegTech, or another highly regulated industry with familiarity with financial data or compliance systems. How We Take Care of You:

Competitive Salary & Stock Options Health Benefits New Hire Home-Office Setup: One-time USD $500 Monthly Stipend: USD $150 per month via a Brex Card

Alpaca is proud to be an equal opportunity workplace dedicated to pursuing and hiring a diverse workforce. Recruitment Privacy Policy

Apply Now:

Why This Role Matters

We are currently seeking an experienced and visionary Platform Engineering Manager to lead our Core Platform Services team. The ideal candidate will have a strong background in people management and engineering leadership, with the ability to drive strategic initiatives while fostering team growth and collaboration within a technical environment.

Your commitment to developing high-performing engineering teams, managing cross-functional relationships, and building scalable organizational processes will be crucial in this role. Additionally, your alignment with Nethermind’s vision of leading in blockchain technology and promoting innovation within our infrastructure organization is essential.

What You’ll Do

• Lead and manage a team of 8+ senior and mid-level engineers working on core platform services, providing mentorship, career development, and conducting regular 1-on-1 meetings to ensure team success and growth.
• Partner with Platform Architect and technical leads to guide the strategic direction of platform solutions, ensuring team alignment and resource allocation for successful delivery.
• Oversee security initiatives and access management strategies across teams, coordinating with cross-functional stakeholders to maintain organizational security standards.
• Manage tools inventory and platform services budget allocation, making strategic decisions on technology investments and resource optimization.
• Foster collaboration with other infrastructure teams including Blockchain Service Development/Deployment and Internal DevOps Support teams, ensuring alignment on delivery timelines and organizational goals.
• Establish and maintain engineering best practices, team processes, and operational excellence across the core platform services organization.

Day-to-Day Activities

• Leading team meetings and facilitating technical discussions
• Conducting 1-on-1 meetings with direct reports and career development planning
• Collaborating with other engineering managers on organizational strategy
• Managing vendor relationships and budget allocation
• Working with cross-functional teams on project coordination and delivery
• Ensuring team processes and operational standards are maintained
• Supporting team members with escalations and organizational needs

What We’re Looking For

Must Have

• 5+ years of experience in engineering roles with 3+ years in engineering management or team leadership
• Strong track record of managing and developing engineering teams, including performance management, career development, and technical mentorship
• Experience working in technical environments with understanding of infrastructure, platform engineering, or DevOps concepts
• Excellent communication and stakeholder management skills with ability to work across multiple teams and departments
• Experience with budget management, resource planning, and vendor/tools evaluation
• Strong organizational and process management capabilities
• Ability to translate technical concepts for non-technical stakeholders and vice versa
• Knowledge of FinOps practices and cloud cost optimization

Nice to have:

• Hands-on experience with Kubernetes platform engineering, container orchestration, and cloud-native architectures
• Experience with security frameworks, access management systems, and implementing security best practices
• Experience with cloud platforms (AWS/GCP), Infrastructure as Code (Terraform), and DevOps practices
• Understanding of CI/CD pipelines, monitoring, and observability platforms
• Blockchain or cryptocurrency industry experience
• Experience with on-premises infrastructure management
• Previous experience managing DevOps Principal Architects or senior technical leads

What We Offer

• Flexible Work Options: Remote-first culture with the opportunity to work from anywhere.
• Global and Diverse Workforce: You’ll work with people from various backgrounds and cultures.
• Learning and Development: You’ll work on innovative, challenging projects and have access to experts and mentors to enhance your skills.
• Career Growth: Access to training, mentorship, and opportunities to contribute to open-source initiatives.
• Global Events and Conferences: Opportunities to attend the industry events.
• Collaborative and Innovative Culture: We foster teamwork and encourage new ideas.
• Unlimited Time Off: Enjoy the freedom to structure your working hours in a way that suits you best, with the flexibility to take unpaid time off whenever needed to maintain a healthy work-life balance.
• Equity participation allowing you to benefit directly from the company’s success.

Our Commitment to Diversity

At Nethermind, we celebrate diversity and are committed to creating an inclusive environment for all team members. We believe a variety of perspectives drives innovation and leads to better solutions for the blockchain community.

Ready to Join Us?

If you’re passionate about blockchain and eager to make an impact, we’d love to hear from you. Click Apply for this job to start your journey with Nethermind.

Apply Now:

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy. We are looking for a Senior Engineering Manager to lead our API Platform & Developer Tooling teams. Reporting to the Sr. Director of Engineering, API Platform, you'll be responsible for:

Leading the vision and roadmap for the API Platform and developer tooling. Ensuring alignment with organizational goals, technical scalability, and industry best practices Overseeing the standardization, design, and governance of APIs, improving developer experiences and productivity across engineering teams and products Ensuring the delivery of microservices, SDKs, and developer tooling optimized for reliability, availability, and ease of integration across programming languages (Java, Go, JavaScript, etc.) Overseeing system performance monitoring, troubleshooting, and security optimization, ensuring consistently high availability for mission-critical systems

What We're Looking for (Minimum Qualifications)

8+ years of experience as an engineering leader, including 3+ years managing technical teams or individuals, ideally for developer tooling, API platforms, or cloud-based systems 10+ years of overall experience in software engineering, including hands-on proficiency in designing and developing APIs, SDKs, and developer tooling for microservices/containerized environments (Kubernetes, Docker, etc.) Deep understanding of distributed systems concepts such as caching, queues, pub/sub architectures, and monitoring solutions, with familiarity in using cloud services (AWS, GCP, Azure) Advanced understanding of API design best practices (e.g., OpenAPI/Swagger, REST, JSON, Authn/z), API-first design principles, and tools to streamline developer workflows Proven ability to translate technical goals into actionable results via collaboration with product managers and engineering leaders across diverse groups

What Will Make You Stand Out (Preferred Qualifications)

Proven success leading teams that deliver developer tooling and SDKs across multi-language ecosystems (e.g., Java, Go, JavaScript) Proactive advocate of modern engineering practices such as DevSecOps, CI/CD, and Infrastructure-as-Code across large engineering organizations

LI-HYBRID

LI-GL2At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now:

What you’ll be doing (i.e. job duties):

• Build, improve, and operate backend developer productivity infrastructure services and systems.
• Design scalable, fault-tolerant solutions to novel problems with modern cloud technology and industry best practices.
• Work with engineers and leadership to turn our product and technical vision into a tangible roadmap every quarter.
• Provide stellar customer support to our internal engineers.

What we look for in you:

• You have at least 5+ years of experience in software engineering.
• You’ve designed, built, scaled, and operated large scale, high throughput infrastructure.
• You write high-quality, well-tested code to meet the needs of your customers.
• Strong problem solving skills and ability to identify problems, determine their root cause, and see them through to solution.

Nice to Haves:

• Golang, Ruby, AWS
• Prior experience with building on and operating GitHub/GitHub Actions

Job #: GPBE05US

*Answers to crypto-related questions may be used to evaluate your onchain experience

#LI-Remote

Apply Now:

Protofire as great enthusiasts and active contributors to the open-source blockchain communities, we help builders and providers of decentralized infrastructure, protocols, and applications, bootstrap the demand and supply sides of their markets and accelerate mass adoption.

We help startups with protocol & smart contract engineering, high-performance trusted data feeds (oracles), and awesome developer tools (SDKs/APIs).

Since we started in 2016 we’ve had a chance to contribute to the development of many top projects in the blockchain ecosystem, including Maker, Chainlink, Tezos, Gnosis, Kyber Network, The Graph, Filecoin, Synthetix, Avalanche, and more. Apart from that, we are running one of the biggest indexer nodes in the Graph Network, participating as bridge relayers and validators helping projects and networks to further decentralize their infrastructure.

We are now looking to hire a cross-disciplinary team to help Protofire scale. As such, we’re looking for a Solidity Developer who’s had extensive experience writing, testing, deploying, and auditing smart contract code and who is up to date on the current developments in Solidity.

Besides knowing Solidity, we’d love to hear your informed opinion on the latest developer tooling, adhere to industry best practices, and follow the latest vulnerabilities and hacks in the Ethereum smart contract space with interest.

How you will make an impact:

• Produce high quality, performant, and well-tested Solidity code
• You’ll be working with advanced smart contracts, working on new features for the protocols, and creating new technical DeFi primitives
• Conducting technical due diligence and understanding dynamics/tradeoffs between different blockchain protocols
• Perform smart contract audits and identify vulnerabilities
• Work closely with the product team towards building out a DeFi application Integrating front ends with smart contract code
• Achieve comprehensive unit and integration test coverage
• Design and ideation of new functionality

What you need to succeed:

• 5+ years of experience in another programming stack or language
• 1+ years of Solidity smart contract development experience
• Understanding of Javascript Ethereum SDK’s (web3.js, ethers.js)
• Experience deploying Dapps or smart contracts on to Ethereum
• Smart contract dev tools/frameworks - hardhat and truffle
• Hands-on experience conducting smart contract audits, including identifying vulnerabilities, documenting findings, and providing recommendations for remediation.
• Familiarity with common attack vectors and auditing methodologies (e.g. reentrancy, front-running, integer overflows, gas optimization, etc.)
• CI/CD setup experience
• Deep understanding of the Ethereum Virtual Machine and the broad decentralized finance ecosystem
• Problem-solving attitude, ability to act autonomously, participate in discussions, and actively propose solutions.
• Excellent communication skills - You know how to work in teams, give and receive feedback, identify bottlenecks.
• A desire to keep up with blockchain technology trends and a real interest in decentralization

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Development: Design and build advanced cross platform applications for the iOS/Android platform using React Native. Collaborate with UI/UX designers to ensure applications are visually appealing and intuitive.

• Integration: Work closely with backend developers and integrate Javascript SDKs, libraries, and backend services into mobile applications.

• Collaboration: Collaborate with product managers, designers, and other developers to deliver innovative solutions.

• At least 5 years of experience in mobile development.

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Development: Design and build advanced cross platform applications for the iOS/Android platform using React Native. Collaborate with UI/UX designers to ensure applications are visually appealing and intuitive.

• Integration: Work closely with backend developers and integrate Javascript SDKs, libraries, and backend services into mobile applications.

• Collaboration: Collaborate with product managers, designers, and other developers to deliver innovative solutions.

• At least 5 years of experience in mobile development.

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Development: Design and build advanced cross platform applications for the iOS/Android platform using React Native. Collaborate with UI/UX designers to ensure applications are visually appealing and intuitive.

• Integration: Work closely with backend developers and integrate Javascript SDKs, libraries, and backend services into mobile applications.

• Collaboration: Collaborate with product managers, designers, and other developers to deliver innovative solutions.

• At least 5 years of experience in mobile development.

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Development: Design and build advanced cross platform applications for the iOS/Android platform using React Native. Collaborate with UI/UX designers to ensure applications are visually appealing and intuitive.

• Integration: Work closely with backend developers and integrate Javascript SDKs, libraries, and backend services into mobile applications.

• Collaboration: Collaborate with product managers, designers, and other developers to deliver innovative solutions.

• At least 5 years of experience in mobile development.

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Development: Design and build advanced cross platform applications for the iOS/Android platform using React Native. Collaborate with UI/UX designers to ensure applications are visually appealing and intuitive.

• Integration: Work closely with backend developers and integrate Javascript SDKs, libraries, and backend services into mobile applications.

• Collaboration: Collaborate with product managers, designers, and other developers to deliver innovative solutions.

• At least 5 years of experience in mobile development.

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Development: Design and build advanced cross platform applications for the iOS/Android platform using React Native. Collaborate with UI/UX designers to ensure applications are visually appealing and intuitive.

• Integration: Work closely with backend developers and integrate Javascript SDKs, libraries, and backend services into mobile applications.

• Collaboration: Collaborate with product managers, designers, and other developers to deliver innovative solutions.

• At least 5 years of experience in mobile development.

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Development: Design and build advanced cross platform applications for the iOS/Android platform using React Native. Collaborate with UI/UX designers to ensure applications are visually appealing and intuitive.

• Integration: Work closely with backend developers and integrate Javascript SDKs, libraries, and backend services into mobile applications.

• Collaboration: Collaborate with product managers, designers, and other developers to deliver innovative solutions.

• At least 5 years of experience in mobile development.

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

About Us

Re7 Capital is a London-based cryptoasset investment firm, leveraging our deep crypto network and proprietary data infrastructure to drive investment decisions across various DeFi and alpha strategies. Through Re7 Labs, we also collaborate with leading projects and blockchains to design DeFi ecosystems, provide on-chain risk curation, and deliver vault management services.

Our team combines expertise in investment management, data science, and crypto. To support our continued growth, we are seeking a motivated Full Stack Web Developer to join our engineering team. Reporting directly to the Head of Technology, you will take full ownership of our dApps, used to interact with our vault smart contracts.

Responsibilities

• Develop and maintain responsive, user-friendly front-end interfaces using React, Next.js, Vue or similar frameworks.
• Integrate EVM and non-EVM smart contracts using libraries like Ethers.js, Web3.js, Viem, Starknet.js and wallet connectors such as ConnectKit and wagmi.
• Support wallet integrations including MetaMask, Argent X, and Braavos.
• Design and implement scalable back-end services and APIs using Node.js, Express, and related technologies.
• Collaborate with blockchain engineers to interact with smart contracts and on-chain data.
• Implement best practices for security, including wallet connectivity, transaction handling, and protection of user data.
• Deploy and maintain applications on AWS (EC2, Elastic Beanstalk, S3, CloudFront), with a focus on scalability, logging, and monitoring.
• Set up and manage CI/CD pipelines using GitHub Actions or similar tools to automate testing and deployment workflows.
• Deploy applications to decentralized hosting environments (e.g., IPFS, Fleek) as well as cloud-based infrastructure.
• Ensure performance optimization through CloudFront caching, invalidation strategies, and SSL/TLS management.
• Contribute to Whisk infrastructure and security, ensuring resilient and secure production deployments.
• Work closely with designers, PMs, and cross-functional teams to define and deliver new DeFi features and enhancements.
• Implement and maintain interactive UI elements and animations using modern HTML/CSS (including transitions, keyframes, and responsive styling) within PHP-based web applications.

Requirements

• Proficiency in JavaScript/TypeScript and PHP.
• 5+ years of experience in web development, including 3+ years in dApp development.
• Hands-on experience integrating and interacting with both EVM and Non-EVM smart contracts.
• Familiarity with ConnectKit, wagmi, and Viem libraries for modern wallet connection flows.
• Experience deploying web applications on AWS using services like Elastic Beanstalk, EC2, and S3, with understanding of environment config, auto-scaling, and CloudWatch logging.
• Proficient in setting up CI/CD pipelines using GitHub Actions (or similar tools), including artifact packaging and automated deployment.
• Working knowledge of CloudFront, CDN behavior, cache invalidation, and AWS Certificate Manager.
• Familiarity with IAM roles, security groups, VPC setup, and cloud infrastructure security best practices.
• Experience with front-end frameworks (React, Next.js, Vue, etc.)
• Comfortable working in Linux environments and using Git for version control.
• Understanding of DeFi concepts and major protocols (e.g., Uniswap, Aave, Curve).
• Awareness of and ability to support Whisk infrastructure and security requirements.
• Basic knowledge of HTML5, CSS3, and animation techniques (e.g., transitions, keyframes, scroll-triggered effects), with the ability to integrate them into PHP-rendered views or templating engines.

Benefits

• A dynamic, collaborative, and highly technical work environment.
• Opportunities for professional growth in a rapidly evolving industry.
• Remote-first setup with regular opportunities to meet the team in person.
• Competitive compensation package.

Application Process

Please submit the following:

• Your resume
• A cover letter explaining your interest in the role
• Your response to the following technical challenge:
• Challenge: Describe a high-level architecture and solution for a dApp that supports both EVM and non-EVM wallets (e.g., MetaMask and Braavos). Include considerations for wallet detection, abstraction, and secure transaction signing.

Serokell is a fast-growing, fully remote software development company that works on innovative solutions for complex problems. We’re packed full of adventurous, curious, and inclusive folks who want to build cutting-edge software with modern technologies like functional programming.

This position is open now with a July start. This is a project-based hire with the option to extend if it is a good match. Submit your CV and we’ll reach out promptly.

We’re seeking a middle to senior level Solidity Developer to join a team of fierce and fun Serokellers.

Hiring Process Overview: We invite candidates to the HR screening as the first step. Next, we conduct a technical interview with those whose profiles align with our requirements. Successful candidates will receive an offer.

Requirements:

• Fluency with Ethereum or another EVM-based blockchain ecosystem
• 2+ years in software development
• 1+ years experience writing, testing, and deploying Solidity contracts
• Hands-on experience with Hardhat, Foundry, Truffle, or Remix for development, testing, and debugging, including transaction submission, data retrieval, and key management
• Understanding of security issues and best practices for Ethereum and De-Fi applications
• Knowledge of popular token standards such as ERC-20, ERC-721, and ERC-1155
• Experience developing and integrating decentralized applications, both backend and frontend
• Basic understanding of cryptography primitives: public/private keys, signing, encryption, hashing
• Knowledge of fundamental algorithms and data structures like hash tables, binary search trees, DFS, quicksort
• Strong coding practices, including clean code structure, use of git, pull requests, and code review
• Fluent English, strong communication and collaboration skills
• Comfortable with daily stand-ups and asynchronous updates
• Self-driven, proactive, teamwork-oriented, curious and inclusive mindset
• Full-time commitment, around 140–160 hours per month
• Comfortable overlapping with team time zones from UTC 0 to UTC -8

It will be a significant plus if you have:

• Knowledge of TypeScript, Haskell, Rust, or OCaml
• Experience conducting security audits and identifying vulnerabilities
• Understanding of computer networks, HTTP, TCP/IP stack, and data synchronization models used in modern service APIs
• Familiarity with build/deploy automation tools and CI/CD systems such as Docker, Nix, Kubernetes

Responsibilities:

• Create and implement secure and efficient Solidity contracts, ensuring scalability, reliability, and maintainability
• Integrate contracts with EVM blockchain networks, often involving backend or frontend work
• Review and audit code
• Develop and execute unit tests, integration tests, and end-to-end tests
• Write detailed documentation for code, including design specs, user guides, and API documentation
• Stay updated on the latest developments in Solidity, Ethereum, and EVM-related technologies, cryptographic methods, and relevant programming languages
• Optimize code performance and gas efficiency
• Implement and enforce security best practices to protect contracts from common vulnerabilities
• Provide ongoing support and maintenance for deployed applications, addressing user-reported issues and bugs

We offer:

• Competitive salary.
• Engaging international projects.
• Participation in leading global conferences.
• International and multicultural teams.
• Fully remote work with flexible hours.
• Ability to take time off as needed.
• Investment in career and professional growth, with potential for wage increases.
• Mentoring and training programs.
• Opportunity to contribute to a leading functional programming blog.
• Therapy sessions for well-being support.

By joining Serokell, you’ll become part of a warm community of ingenious engineers, computer scientists, designers, marketing experts, and other inventive minds. You’ll work on ambitious projects building the next generation of computer software, explore creative initiatives unhindered by bureaucracy, and enjoy our vibrant Slack channels—ranging from #music to #philosophyandtears (did we mention the massive custom emoji set?).

• Build cutting-edge infrastructure and tools that empower AI-driven developer workflows.
• Create and deploy autonomous AI agents that integrate effortlessly with essential dev tools like GitHub, Slack, Linear, and Figma.
• Collaborate across engineering, product, and design to ship AI products that 10x productivity and redefine developer experiences.
• Prototype swiftly, iterate rapidly, and optimize for real-world performance, scalability, and user delight.
• Package and deliver robust AI solutions through user-friendly SDKs, APIs, and intuitive interfaces.

• Proficiency in Python, Go, or TypeScript/Node.
• Experience orchestrating AI agents and automating workflows.
• Familiarity with observability tools for AI/ML systems.
• Practical experience with Terraform, Kubernetes, and CI/CD processes.
• A knack for rapid prototyping and shipping robust, production-ready code.

• Shipped agentic workflows or built LLM-powered systems (Claude Code, LangChain, etc.)
• Contributed to open-source AI or agent frameworks.
• Integrated AI technologies into popular dev and collaboration tools.
• Startup or zero-to-one product experience.
• Deep understanding of reasoning, planning, and memory architectures in autonomous agents.

Job #: GPBE05US

*Answers to crypto-related questions may be used to evaluate your onchain experience

#LI-Remote

Apply Now:

Apply Now:

📌 Senior Heavy Machinery Software Developer Lead We are seeking an experienced and visionary Senior Heavy Machinery Software Developer Lead to lead the development of mission-critical software solutions that support the digital transformation of the heavy equipment industry. This role is ideal for a hands-on technical leader with deep expertise in .NET, Azure, and industrial data ecosystems, and who brings at least five years of experience working directly within the heavy machinery or industrial automation domain. The ideal candidate will demonstrate advanced knowledge in Caterpillar equipment data ecosystems, experience with Caterpillar ERP and Microsoft 365 ERP integrations, and fluency in FHIR and HL7 standards for industrial or clinical-grade data exchange.

🗓 Start date: August 2025📆 Contract type: Full Time Employee🌐 Work hours: Monday to Friday, 7.30 to 16.30 PST, Hybrid (Vancouver, British Columbia, Canada)

🛠️ What You’ll Be Doing

Lead cross-functional agile teams throughout the entire SDLC, delivering robust and scalable software systems tailored to industrial field operations. Provide day-to-day coaching and mentoring to developers; promote technical excellence and foster a collaborative, inclusive culture. Collaborate with Product, DevOps, and Infrastructure teams to ensure sprint goals and roadmap alignment. Architect scalable microservices and event-driven applications for telemetry, geospatial, identity, and reporting layers. Design systems that integrate Caterpillar ERP, Microsoft 365-based operational platforms, and legacy monoliths. Promote high standards of software design using DDD, Clean Architecture, and advanced Azure service compositions. Design and manage ingestion pipelines for real-time equipment telemetry, including data from Caterpillar, Trimble, and other OEMs. Leverage platforms such as Databricks, Delta Lake, and Azure Functions to support low-latency, high-volume data flows. Develop geofencing, payload tracking, weather monitoring, and asset alerting systems for remote equipment fleets. Develop applications that adhere to healthcare-grade standards like FHIR and HL7, particularly for diagnostic or performance data exchanges in equipment maintenance contexts. Build and maintain secure APIs to connect internal systems with third-party diagnostic labs and service providers. Collaborate with DevOps on CI/CD pipelines, AKS, and reusable YAML templates for rapid deployment across staging and production. Continuously optimize Microsoft Azure infrastructure for cost, scalability, and resilience. Ensure observability and compliance through Application Insights, Datadog, and custom alerting tools.

✅ What You Need to Succeed Must-haves

10+ years of professional experience in software development, including 5+ years leading technical teams. 5+ years of hands-on experience in the heavy machinery industry or industrial automation. Proven experience integrating with Caterpillar ERP, Microsoft 365 ERP, and related asset management systems. Strong programming background in .NET Core, C#, Azure PaaS/IaaS, and REST API development. Deep understanding of event-driven architectures, real-time data processing, and microservice design. Experience with FHIR, HL7, or other structured data communication standards used in diagnostics, telemetry, or maintenance. Bachelor’s degree in Computer Science, Engineering, or related field. Demonstrated excellence in technical leadership, system design, and team mentorship.

Nice-to-haves

Microsoft Certified: Azure Fundamentals (or higher) Scrum Foundations Professional Certificate Databricks Lakehouse Fundamentals Certification Experience with Okta, OAuth2, OIDC, PKCE, and IdentityServer4 Familiarity with KML geofencing, field logistics, and remote equipment monitoring

🧭 Our Recruitment Process Here’s what to expect from our candidate-friendly interview process:

Initial Interview – 60 minutes with our Talent Acquisition Specialist

Culture Fit – 30 minutes with our Team Engagement Director

Final Stage – 60 minutes with our Hiring Manager (Technical Interview)

🌟 Why Join Launchpad? We believe that great work starts with great people. At Launchpad, we offer:

💻 Hybrid model with provisioning of hardware setup to Work From Home

💸 Competitive compensation

📚 Training and learning stipends

🧘‍♂️ A culture that values autonomy, purpose, and human connection

✨ Ready to make your mark? Apply now and be part of something exciting.   

Apply Now:

About Us

Re7 Capital is a London-based cryptoasset investment firm, leveraging our deep crypto network and proprietary data infrastructure to drive investment decisions across various DeFi and alpha strategies. Through Re7 Labs, we also collaborate with leading projects and blockchains to design DeFi ecosystems, provide on-chain risk curation, and deliver vault management services.

Our team combines expertise in investment management, data science, and crypto. To support our continued growth, we are seeking a motivated Full Stack Web Developer to join our engineering team. Reporting directly to the Head of Technology, you will take full ownership of our dApps, used to interact with our vault smart contracts.

Responsibilities

• Develop and maintain responsive, user-friendly front-end interfaces using React,Next.js, Vue or similar frameworks.
• Integrate EVM and non-EVM smart contracts using libraries like Ethers.js, Web3.js, Viem, Starknet.js and wallet connectors such as ConnectKit and wagmi.
• Support wallet integrations including MetaMask, Argent X, and Braavos.
• Design and implement scalable back-end services and APIs using Node.js, Express, and related technologies.
• Collaborate with blockchain engineers to interact with smart contracts and on-chain data.
• Implement best practices for security, including wallet connectivity, transaction handling, and protection of user data.
• Deploy and maintain applications on AWS (EC2, Elastic Beanstalk, S3, CloudFront), with a focus on scalability, logging, and monitoring.
• Set up and manage CI/CD pipelines using GitHub Actions or similar tools to automate testing and deployment workflows.
• Deploy applications to decentralized hosting environments (e.g., IPFS, Fleek) as well as cloud-based infrastructure.
• Ensure performance optimization through CloudFront caching, invalidation strategies, and SSL/TLS management.
• Contribute to Whisk infrastructure and security, ensuring resilient and secure production deployments.
• Work closely with designers, PMs, and cross-functional teams to define and deliver new DeFi features and enhancements.
• Implement and maintain interactive UI elements and animations using modern HTML/CSS (including transitions, keyframes, and responsive styling) within PHP-based web applications.

• Proficiency in JavaScript/TypeScript and PHP.
• 5+ years of experience in web development, including 3+ years in dApp development.
• Hands-on experience integrating and interacting with both EVM and Non-EVM smart contracts.
• Familiarity with ConnectKit, wagmi, and Viem libraries for modern wallet connection flows.
• Experience deploying web applications on AWS using services like Elastic Beanstalk, EC2, and S3, with understanding of environment config, auto-scaling, and CloudWatch logging.
• Proficient in setting up CI/CD pipelines using GitHub Actions (or similar tools), including artifact packaging and automated deployment.
• Working knowledge of CloudFront, CDN behavior, cache invalidation, and AWS Certificate Manager.
• Familiarity with IAM roles, security groups, VPC setup, and cloud infrastructure security best practices.
• Experience with front-end frameworks (React, Next.js, Vue, etc.)
• Comfortable working in Linux environments and using Git for version control.
• Understanding of DeFi concepts and major protocols (e.g., Uniswap, Aave, Curve).
• Awareness of and ability to support Whisk infrastructure and security requirements.
• Basic knowledge of HTML5, CSS3, and animation techniques (e.g., transitions, keyframes, scroll-triggered effects), with the ability to integrate them into PHP-rendered views or templating engines.

• A dynamic, collaborative, and highly technical work environment.
• Opportunities for professional growth in a rapidly evolving industry.
• Remote-first setup with regular opportunities to meet the team in person.
• Competitive compensation package.

ApplicationProcess

• Your resume
• A cover letter explaining your interest in the role
• Your response to the following technical challenge:

Challenge:

Apply Now:

Role Intro

Ethereal is DeFi’s next major trading protocol and the first built on Ethena. Recently launching Testnet, we’re at $700M+ TVL on track to become a top 10 ecosystem. This is a rare opportunity to join a world class DeFi team.

We’re building a Perps DEX, which will handle over 1 million orders per second delivering CEX level performance, with on-chain security.

You’ll be part of an engineering-first team solving deep, complex problems that haven’t been tackled before. If you thrive in an environment about optimisation, distributed systems, and real-time performance at scale, this is your kind of challenge.

This is a remote team who work within AEST, strong preference for AU/NZ location, but all applications must be from timezones within GMT +7 and GMT+13.

About the Role

We’re hiring a Senior Backend Engineer to help design and optimise the core infrastructure across both an on/off chain EVM/Typescript architecture. You’ll be working on high-throughput systems that redefine execution speed and efficiency in DeFi.

What You’ll Be Doing

• Designing and implementing scalable, distributed backend systems to handle millions of orders per second.
• Optimising for latency and performance
• Working with event-driven architectures, real-time data pipelines, and high-throughput APIs.
• Collaborating with front end and protocol engineers to build an entirely new class of DeFi trading infrastructure.
• Ensuring fault tolerance, efficiency, and security across the platform.

What We’re Looking For

Essential Skills:

• Strong experience in backend development using Node.js & TypeScript building applications that have proven to scale
• Deep understanding of and experience with distributed systems - scalability, high availability, and performance tuning.
• Strong experience with CI/CD, AWS.
• Experience building or contributing to production DeFi or web3 projects.

Highly desirable:

• Prior work with real-time trading systems or large-scale on-chain applications
• Solidity/smart contract knowledge is not essential but a bonus.

Why Join Us?

• Fully remote (AEST ± 3 hours)
• Get paid on-chain (USD stables)
• Work alongside world-class engineers building core DeFi infrastructure
• Get early ownership in a protocol with $700M+ TVL and serious momentum
• Solve complex, technical problems with real user impact
• No politics - just sharp, curious engineers delivering fast

If you’re passionate about building the future of DeFi, let’s chat.

About BitMEX BitMEX stands as a globally leading exchange for crypto derivatives, offering traders a professional-grade trading platform. Since its inception in 2014, BitMEX has maintained an impeccable security record with “no coin lost, ever!”. Our platform caters to cryptocurrency derivatives traders by providing low latency, deep liquidity, and maximum availability. Currently, BitMEX offers more than 100 derivatives contracts, 16 pairs for spot trading, and an easy covert function between 30+ different cryptocurrencies. In 2015, BitMEX revolutionised the market by inventing the Perpetual Swap, which has since become the most widely traded crypto product. Demonstrating a commitment to transparency, since 2021, BitMEX has been among the first exchanges to regularly publish its on-chain Proof of Reserves and Proof of Liabilities, ensuring that the funds available exceed the total client balances." For more information on BitMEX, company initiatives and our products, please visit the BitMEX Blog or www.bitmex.com, and follow LinkedIn, Discord, Telegram and X.Role Overview  We're looking for an experienced and self-starting Senior Salesforce Developer to lead the complete rebuild and optimization of our Salesforce CRM. As our Salesforce subject matter expert, you'll design, develop, and deploy robust solutions from the ground up, enhancing our business processes and client engagement. This role covers the full software development lifecycle and involves close collaboration with our Data Engineering team for seamless integrations and data workflows. Key Responsibilities Salesforce Development & Architecture:

Design and build scalable, secure, high-performance Salesforce solutions (Apex, LWC, Visualforce, SOQL/SOSL) from scratch. Lead complex integrations with internal/external systems (e.g., trading platforms, data warehouses) using APIs and middleware. Develop and maintain robust data models and implement declarative solutions (Flows, Process Builder). Adhere to financial services and crypto exchange industry best practices.

CRM Strategy & Optimization:

Collaborate with Sales and other stakeholders to translate business requirements into technical specifications. Proactively identify opportunities for Salesforce automation and enhancement to improve sales processes and data accuracy. Ensure the platform supports regulatory compliance and data governance in crypto/financial services.

Cross-Functional Collaboration:

Partner with Data Engineering on data requirements and synchronization strategies. Provide technical guidance on Salesforce capabilities.

System Maintenance & Support:

Perform unit testing, debugging, and troubleshooting. Conduct code reviews and ensure coding standards. Stay updated on Salesforce releases and trends, recommending innovative solutions. Create comprehensive technical documentation.

Qualifications

7+ years hands-on experience in Apex (triggers, batch), Lightning Web Components (LWC), and Visualforce. Deep understanding of declarative tools (Flow, Process Builder) and strong proficiency in SOQL/SOSL. Proven experience with Salesforce integration patterns (REST/SOAP APIs, middleware) and a solid grasp of data models, security, and sharing rules. Familiarity with web technologies (HTML, CSS, JavaScript) and strong OOP/design pattern understanding. Experience with Git and CI/CD tools (e.g., Jenkins, Copado, Salesforce DX). Demonstrated experience building/optimizing Salesforce CRM within financial services, ideally with exposure to crypto exchanges or fintech. Understanding of concepts like KYC/AML, regulatory compliance, and client onboarding. Exceptional analytical and troubleshooting skills with the ability to translate complex business needs into robust technical solutions. Strong communication for effective collaboration with diverse stakeholders. Salesforce Certified Platform Developer I & II are required. Additional certifications (e.g., Application/System Architect, Financial Services Cloud Consultant) are highly desirable. Proven track record of successfully leading and delivering complex Salesforce projects from inception to deployment, with experience working in an Agile environment.

Why BitMEX? BitMEX offers a dynamic environment that blends intense work, a vibrant culture, and diversity. We actively recruit across time zones to meet growing demands and attract top global talent. We're seeking determined, responsible, and collaborative individuals to join us in building a leading cryptocurrency ecosystem. We value meticulousness, agility, and simplicity. As a 24/7 global exchange, we look for adaptable team players who can excel in a diverse, cross-market environment. We provide flexible arrangements to our remote contract talents with:

Work from home to help you find the perfect balance between work, family and personal life Paid holidays and leave so you won’t miss out any important events Team building & offsite events to bring our global team closer Don’t forget the advantage of our Beyond Border Remote Working policy, where you get to work away from your home country Option to choose to be paid in fiat or crypto currency, providing the flexibility to shape your financial freedom

LI-CH1Does this sound like the type of working culture you can thrive in? Apply online now!

Apply Now:

About BitMEX BitMEX stands as a globally leading exchange for crypto derivatives, offering traders a professional-grade trading platform. Since its inception in 2014, BitMEX has maintained an impeccable security record with “no coin lost, ever!”. Our platform caters to cryptocurrency derivatives traders by providing low latency, deep liquidity, and maximum availability. Currently, BitMEX offers more than 100 derivatives contracts, 16 pairs for spot trading, and an easy covert function between 30+ different cryptocurrencies. In 2015, BitMEX revolutionised the market by inventing the Perpetual Swap, which has since become the most widely traded crypto product. Demonstrating a commitment to transparency, since 2021, BitMEX has been among the first exchanges to regularly publish its on-chain Proof of Reserves and Proof of Liabilities, ensuring that the funds available exceed the total client balances." For more information on BitMEX, company initiatives and our products, please visit the BitMEX Blog or www.bitmex.com, and follow LinkedIn, Discord, Telegram and X.Role Overview  We're looking for an experienced and self-starting Senior Salesforce Developer to lead the complete rebuild and optimization of our Salesforce CRM. As our Salesforce subject matter expert, you'll design, develop, and deploy robust solutions from the ground up, enhancing our business processes and client engagement. This role covers the full software development lifecycle and involves close collaboration with our Data Engineering team for seamless integrations and data workflows. Key Responsibilities Salesforce Development & Architecture:

Design and build scalable, secure, high-performance Salesforce solutions (Apex, LWC, Visualforce, SOQL/SOSL) from scratch. Lead complex integrations with internal/external systems (e.g., trading platforms, data warehouses) using APIs and middleware. Develop and maintain robust data models and implement declarative solutions (Flows, Process Builder). Adhere to financial services and crypto exchange industry best practices.

CRM Strategy & Optimization:

Collaborate with Sales and other stakeholders to translate business requirements into technical specifications. Proactively identify opportunities for Salesforce automation and enhancement to improve sales processes and data accuracy. Ensure the platform supports regulatory compliance and data governance in crypto/financial services.

Cross-Functional Collaboration:

Partner with Data Engineering on data requirements and synchronization strategies. Provide technical guidance on Salesforce capabilities.

System Maintenance & Support:

Perform unit testing, debugging, and troubleshooting. Conduct code reviews and ensure coding standards. Stay updated on Salesforce releases and trends, recommending innovative solutions. Create comprehensive technical documentation.

Qualifications

7+ years hands-on experience in Apex (triggers, batch), Lightning Web Components (LWC), and Visualforce. Deep understanding of declarative tools (Flow, Process Builder) and strong proficiency in SOQL/SOSL. Proven experience with Salesforce integration patterns (REST/SOAP APIs, middleware) and a solid grasp of data models, security, and sharing rules. Familiarity with web technologies (HTML, CSS, JavaScript) and strong OOP/design pattern understanding. Experience with Git and CI/CD tools (e.g., Jenkins, Copado, Salesforce DX). Demonstrated experience building/optimizing Salesforce CRM within financial services, ideally with exposure to crypto exchanges or fintech. Understanding of concepts like KYC/AML, regulatory compliance, and client onboarding. Exceptional analytical and troubleshooting skills with the ability to translate complex business needs into robust technical solutions. Strong communication for effective collaboration with diverse stakeholders. Salesforce Certified Platform Developer I & II are required. Additional certifications (e.g., Application/System Architect, Financial Services Cloud Consultant) are highly desirable. Proven track record of successfully leading and delivering complex Salesforce projects from inception to deployment, with experience working in an Agile environment.

Why BitMEX? BitMEX offers a dynamic environment that blends intense work, a vibrant culture, and diversity. We actively recruit across time zones to meet growing demands and attract top global talent. We're seeking determined, responsible, and collaborative individuals to join us in building a leading cryptocurrency ecosystem. We value meticulousness, agility, and simplicity. As a 24/7 global exchange, we look for adaptable team players who can excel in a diverse, cross-market environment. In addition, we offer an industry leading benefits package to our Singapore employees. Here’s a peek into what we offer:

Work from home to help you find the perfect balance between work, family and personal life 25 days of annual leave, on top of public holidays, as well as maternity, paternity and childcare leave… etc to accommodate your growing responsibilities A top tier & comprehensive medical, dental and vision policy for you and your dependents Professional development allowance to support your career advancement Access to our annual wellness benefits to cultivate your physical and mental growth Don’t forget the advantage of our Beyond Border Remote Working policy, where you get to work away from your home country Team building & offsite events to bring our global team closer Life insurance coverage to provide a safety net for your family’s future

LI-CH1Does this sound like the type of working culture you can thrive in? Apply online now!

Apply Now: