Launchpad, a people-first technology company, is a leader in North America´s rapidly growing tech sector. Through two solutions, Launchpad supports its clients with digital transformation:

PaasportTM, our iPaaS solution, streamlines software integration and automates workflows. Nearshore Staff Augmentation, our managed IT staffing service, connects top IT talent across various geographical regions, bringing industry expertise to leading clients.

Based in Vancouver, Canada, our operational footprint spans across North and South America, with a second headquarters in Santiago, Chile. In 2023, our unwavering dedication to innovation garnered recognition as a Deloitte Technology Fast 50™ Program Company. Our clientele boasts industry leaders such as Walmart, GM, TIME Magazine, Salesforce, Tableau, Splunk, Bolt.com, Freedom House, and more. At Launchpad, we genuinely care about our people as individuals. If you are looking for a team that values growth, drive, and passion for your craft, if you’re seeking a place to achieve your goals and dreams with fairness and integrity, then we’d love to hear from you. We are seeking a skilled Mobile Back-End Developer to design and develop the back-end architecture supporting our mobile applications. The ideal candidate will be proficient in Ruby on Rails and Node.js, with strong expertise in RESTful API development and database management. You will play a key role in ensuring the performance, scalability, and security of our back-end systems while collaborating closely with front-end teams.   Responsibilities:

Design, develop, and maintain back-end systems using Ruby on Rails and Node.js. Build and optimize RESTful APIs to support seamless communication with mobile front-end applications. Manage and optimize database performance using PostgreSQL. Collaborate with front-end developers to integrate back-end logic with mobile front-end frameworks like React. Ensure code quality through testing and debugging practices. Implement security best practices to protect data and maintain compliance. Contribute to DevOps practices, including CI/CD pipelines (optional). Monitor and improve the performance of back-end systems. Stay up-to-date with the latest technologies and best practices in back-end development.

  Requirements:

5+ years of experience in back-end development. Expertise in Ruby on Rails, Node.js, and RESTful API development. Proficiency in PostgreSQL for database management. Familiarity with integrating back-end services with front-end frameworks like React. Strong problem-solving and debugging skills. Knowledge of security best practices and performance optimization. Excellent collaboration and communication skills.

  Nice to Have:

Experience with MongoDB or Python. Exposure to DevOps practices, including CI/CD pipelines. Familiarity with cloud platforms like AWS or Azure.

Why work for Launchpad?

100% remote People first culture Excellent compensation in US Dollars Hardware setup for working from home Work with global teams and prominent brands based in North America, Europe, and Asia Training allowances Personal time off (PTO) for vacations, study leave, personal time, etc. ...and more! At Launchpad, we genuinely care about our people as individuals. If you are looking for a team that values growth, drive, and passion for your craft, if you’re seeking a place to achieve your goals and dreams with fairness and integrity, then you are the future of Launchpad. Launchpad is committed to fostering a diverse and representative workforce and an inclusive work environment where all employees are respected and treated equally. Are you ready to elevate your career at Launchpad? We want to hear your story! Contact us today.  

Apply Now:

Launchpad, a people-first technology company, is a leader in North America´s rapidly growing tech sector. Through two solutions, Launchpad supports its clients with digital transformation:

PaasportTM, our iPaaS solution, streamlines software integration and automates workflows. Nearshore Staff Augmentation, our managed IT staffing service, connects top IT talent across various geographical regions, bringing industry expertise to leading clients.

Based in Vancouver, Canada, our operational footprint spans across North and South America, with a second headquarters in Santiago, Chile. In 2023, our unwavering dedication to innovation garnered recognition as a Deloitte Technology Fast 50™ Program Company. Our clientele boasts industry leaders such as Walmart, GM, TIME Magazine, Salesforce, Tableau, Splunk, Bolt.com, Freedom House, and more. At Launchpad, we genuinely care about our people as individuals. If you are looking for a team that values growth, drive, and passion for your craft, if you’re seeking a place to achieve your goals and dreams with fairness and integrity, then we’d love to hear from you. We are looking for an experienced Mobile Full-Stack Developer to lead the development of robust, scalable mobile applications. The ideal candidate will be proficient in both front-end and back-end development, leveraging tools like React Native, Ruby on Rails, and Node.js. This role demands expertise in API development, database management, and integrating mobile frameworks, with a focus on performance, security, and collaboration.   Responsibilities:

Design and develop mobile applications using React Native for cross-platform compatibility. Build dynamic user interfaces using React and ensure seamless integration with back-end systems. Develop and maintain back-end services with Ruby on Rails or Node.js. Create, test, and document RESTful APIs for efficient communication between front-end and back-end systems. Manage database systems with PostgreSQL, with exposure to MongoDB as needed. Collaborate with DevOps teams to implement CI/CD pipelines for streamlined deployments. Optimize code for performance, scalability, and security. Implement debugging and testing practices to ensure high-quality deliverables. Work closely with cross-functional teams to align technical solutions with business needs. Stay up-to-date with emerging technologies and best practices in full-stack development.

  Requirements:

5+ years of experience in full-stack development, including mobile frameworks like React Native. Expertise in React, Ruby on Rails, and/or Node.js for full-stack application development. Proficiency in RESTful API design and implementation. Strong knowledge of PostgreSQL, with familiarity in MongoDB and Python being a plus. Experience with Git for version control and DevOps practices like CI/CD pipelines. Strong problem-solving and debugging skills. Deep understanding of security best practices and performance optimization. Excellent collaboration, communication, and attention to detail.

  Why work for Launchpad?

100% remote People first culture Excellent compensation in US Dollars Hardware setup for working from home Work with global teams and prominent brands based in North America, Europe, and Asia Training allowances Personal time off (PTO) for vacations, study leave, personal time, etc. ...and more! At Launchpad, we genuinely care about our people as individuals. If you are looking for a team that values growth, drive, and passion for your craft, if you’re seeking a place to achieve your goals and dreams with fairness and integrity, then you are the future of Launchpad. Launchpad is committed to fostering a diverse and representative workforce and an inclusive work environment where all employees are respected and treated equally. Are you ready to elevate your career at Launchpad? We want to hear your story! Contact us today.  

Apply Now:

ip.world is a platform for launching memecoins remixed from popular IPs. We’re reimagining how communities can speculate on the virality of their favorite creative works in a way that allows IP owners and their remixers to collaborate and earn rewards. Our goal is to bridge crypto and mainstream consumer culture by building the ultimate memecoin playground for tokenized IP remixing.

Role

We are looking for a founding smart contract engineer to build out the blockchain infrastructure for our IP remixing memecoin platform. You will lead efforts in designing the core token creation and incentives mechanics, as well as designing liquidity migration strategies and trading integrations with various DeFi protocols. The ideal candidate has a strong background in smart contract programming and EVM (particularly within DeFi), is obsessive over web3 security best practices, and is deeply interested in the memecoin ecosystem.

Responsibilities

• Design an EVM-based token launchpad system using bonding curves for fair-launch distribution and voting-escrow inspired token locking for rewards incentives
• Work with our backend engineer to build an event sourcing pipeline using on-chain indexing solutions such as Subgraph or Goldsky
• Work with our infra engineer to build out on-chain testing environments
• Perform various contract optimizations using Huff or Yul if needed
• Ensure contract security by establishing a comprehensive set of unit / fuzz / integration tests using Foundry along with audits using tools like Slither or Echidna
• Work with external auditors to ensure production readiness prior to launch, designing strategies around module upgrades where appropriate
• Assist with miscellaneous data tasks such as curating Dune Analytics visualizations

Requirements

• 3+ years of industry experience working as a smart contract engineer, esp. in DeFi
• Highly skilled in foundry (preferred) or Hardhat
• Comprehensive understanding of the EVM and MEV
• Deep proficiency in Solidity and basic familiarity with Yul or Huff
• Strong understanding of the mechanics behind the top DeFi and SocialFi projects, including Uniswap v2 / v3, Balancer, Seaport, FriendTech, and Lens
• Strong familiarity of the following types of EIPs: 1167 (minimal proxies), 1014 (create2), 172 (typed hashes), 4337 (AA), 4626 (tokenized vaults), etc.
• Knowledge of DeFi contract auditing and testing best practices
• Experience working with building event-indexing pipelines using on-chain indexing tools like Goldsky or Subgraph, along with familiarity working with tools like Dune or Alchemy
• Past experience in running a self or cloud-hosted blockchain node

About GFX Labs

Based in Chicago, GFX Labs is a research and development company founded in 2021, dedicated to pushing the boundaries of decentralized finance (DeFi). The company designs and builds cutting-edge tools and platforms for financial services, on-chain data integration, and professional trading experiences. Beyond product development, GFX Labs plays a key role in DeFi governance, contributing to the evolution of major blockchain protocols. With a mission to innovate and democratize finance, the company collaborates with regulators and industry leaders to shape the decentralized financial ecosystem. Its team of experts is committed to delivering impactful solutions for the future of blockchain-based finance.

GFX Labs operates two distinct divisions. Our primary division focuses on Oku, our comprehensive DeFi application. We have partnered with the Uniswap DAO, the leading decentralized exchange, and recently announced a collaboration with Morpho to integrate borrowing and lending into Oku.

Our second division is dedicated to research and development. This work spans various areas, including analyzing the economic safety of on-chain financial mechanisms, designing user experiences, and indexing data for integration into existing products. The GFX team possesses a wide range of skills and has a strong track record of delivering high-quality services to industry-leading organizations.

Why work at GFX?

• Any firm can pay a high salary and offer good incentives (as will we), but most can’t offer interesting, challenging, and rewarding work.
• We have something to prove. Our team is young and hungry. We like to move fast and make things. We know when to double down and when to cut our losses. We are going to make mistakes, and we are going to build a better product because of them. We don’t micromanage or have a huge team of product managers. We want self starters who take charge and solve problems.
• We don’t care if you went to school, what grades you got, or your age. Show us what you have built, what problems you have solved, and what skills you have.

About the Role

As a Cloud Engineer at GFX Labs, you’ll be instrumental in designing and implementing scalable cloud infrastructure to power cross-chain applications to be developed for the Wormhole ecosystem. Working directly with our Engineers, you’ll help architect and maintain our cloud-native deployments across multiple platforms while ensuring optimal performance and cost-effectiveness.

You’ll be responsible for both the infrastructure that supports our applications and contributing to the applications themselves, requiring a blend of traditional cloud engineering skills and software development expertise. Your work will ensure our services remain reliable, efficient, and secure while supporting high-volume cross-chain operations.

Key Responsibilities:

• Design and implement cloud infrastructure using Pulumi and Terraform across multiple providers including DigitalOcean and fly.io
• Manage Kubernetes clusters and develop Knative services to support our applications
• Write and maintain applications in both Golang and TypeScript, leveraging your experience in deployment and delivery
• Implement monitoring, alerting, and observability solutions for production services
• Optimize cloud resource usage and costs while maintaining high availability
• Collaborate with the development team to design scalable application architectures
• Maintain critical production infrastructure and participate in on-call rotations
• Automate deployment processes and implement infrastructure as code solutions

You might be great for this role if you have

• 1+ years of experience in Web3 frontend engineering.
• 2+ years of experience in frontend engineering.
• 2+ years of experience in backend engineering.
• Attention to detail with excellent organizational and communication skills.
• Thrive in an environment where you have significant independence.
• You are proactive and driven by curiosity.
• You have a strong work ethic with disciplined execution skills.
• Robust Web3 experience.

We’d love to hear from you if…

• You love tackling ambitious projects with the ability to change DeFi as we know it
• You care about all aspects of customer experience
• You can see things from a high level, and dive into the details with equal confidence
• You think DeFi can improve day-to-day financial tooling

… and you really care about these details

• You want to create brand new experiences
• You can operate autonomously
• You are pro-active and are driven by curiosity
• You can build robust systems on both web and native platforms
• You can handle complexity, but prefer simplicity

Tools we are using today

• Golang, React, Node, Figma
• Postgresql, Temporal, NATS, Clickhouse
• Gitlab and Github
• DigitalOcean, fly.io, Kubernetes, KNative, Pulumi, Terraform

Benefits

• $120k-$180k
• Stock options
• Full medical, dental, and vision
• Flexible vacation policy

We’re headquartered in Chicago, and thus, we are primarily looking for team members in Chicago. Only Applicants based in North America will be considered. We strongly prefer Chicago applicants.

A relocation bonus is available for Americans to relocate to Chicago.

About GFX Labs

Based in Chicago, GFX Labs is a research and development company founded in 2021, dedicated to pushing the boundaries of decentralized finance (DeFi). The company designs and builds cutting-edge tools and platforms for financial services, on-chain data integration, and professional trading experiences. Beyond product development, GFX Labs plays a key role in DeFi governance, contributing to the evolution of major blockchain protocols. With a mission to innovate and democratize finance, the company collaborates with regulators and industry leaders to shape the decentralized financial ecosystem. Its team of experts is committed to delivering impactful solutions for the future of blockchain-based finance.

GFX Labs operates two distinct divisions. Our primary division focuses on Oku, our comprehensive DeFi application. We have partnered with the Uniswap DAO, the leading decentralized exchange, and recently announced a collaboration with Morpho to integrate borrowing and lending into Oku.

Our second division is dedicated to research and development. This work spans various areas, including analyzing the economic safety of on-chain financial mechanisms, designing user experiences, and indexing data for integration into existing products. The GFX team possesses a wide range of skills and has a strong track record of delivering high-quality services to industry-leading organizations.

Why work at GFX?

• Any firm can pay a high salary and offer good incentives (as will we), but most can’t offer interesting, challenging, and rewarding work.
• We have something to prove. Our team is young and hungry. We like to move fast and make things. We know when to double down and when to cut our losses. We are going to make mistakes, and we are going to build a better product because of them. We don’t micromanage or have a huge team of product managers. We want self starters who take charge and solve problems.
• We don’t care if you went to school, what grades you got, or your age. Show us what you have built, what problems you have solved, and what skills you have.

About the Role

As a Frontend Engineer at GFX Labs, you’ll work alongside our engineering team to build user interfaces for cross-chain applications in the Wormhole ecosystem. This role offers an excellent opportunity to learn blockchain development while applying your frontend development skills to create engaging user experiences.

You’ll contribute to building and maintaining web applications that help users interact with multiple blockchain networks through Wormhole. Working closely with senior engineers, you’ll gain hands-on experience with both modern web development practices and blockchain-specific challenges.

Key Responsibilities:

• Implement responsive user interfaces using React and other modern web tooling
• Write clean, maintainable code following team standards and best practices
• Collaborate with senior engineers to integrate wallet connectivity and on-chain interaction.
• Assist in testing and debugging cross-chain applications
• Learn and apply blockchain development concepts to improve the user experience for users

You might be great for this role if you have

• 1+ years of experience in Web3 frontend engineering.
• 2+ years of experience in frontend engineering.
• Attention to detail with excellent organizational and communication skills.
• Thrive in an environment where you have significant independence.
• You are proactive and driven by curiosity.
• You have a strong work ethic with disciplined execution skills.
• Robust Web3 experience.

What you’ll do at GFX

• Develop top-tier user experiences with DeFi protocols across an array of blockchains
• Create smooth, pixel-fit experiences for customers
• Partner with design on UX strategy
• Build an engineering culture that attracts the most talented people to join us

We’d love to hear from you if…

• You love tackling ambitious projects with the ability to change DeFi as we know it
• You care about all aspects of customer experience
• You can see things from a high level, and dive into the details with equal confidence
• You think DeFi can improve day-to-day financial tooling

… and you really care about these details

• You want to create brand new experiences
• You can operate autonomously
• You are pro-active and are driven by curiosity
• You can build robust systems on both web and native platforms
• You can handle complexity, but prefer simplicity

Tools we are using today

• Golang, React, Node, Figma
• Postgresql, Temporal, NATS, Clickhouse
• Gitlab and Github
• DigitalOcean, fly.io, Kubernetes, KNative, Pulumi, Terraform

Benefits

• $100k-$160k
• Stock options
• Full medical, dental, and vision
• Flexible vacation policy

We’re headquartered in Chicago, and thus, we are primarily looking for team members in Chicago. Only Applicants based in North America will be considered. We strongly prefer Chicago applicants.

A relocation bonus is available for Americans to relocate to Chicago.

About GFX Labs

Based in Chicago, GFX Labs is a research and development company founded in 2021, dedicated to pushing the boundaries of decentralized finance (DeFi). The company designs and builds cutting-edge tools and platforms for financial services, on-chain data integration, and professional trading experiences. Beyond product development, GFX Labs plays a key role in DeFi governance, contributing to the evolution of major blockchain protocols. With a mission to innovate and democratize finance, the company collaborates with regulators and industry leaders to shape the decentralized financial ecosystem. Its team of experts is committed to delivering impactful solutions for the future of blockchain-based finance.

GFX Labs operates two distinct divisions. Our primary division focuses on Oku, our comprehensive DeFi application. We have partnered with the Uniswap DAO, the leading decentralized exchange, and recently announced a collaboration with Morpho to integrate borrowing and lending into Oku.

Our second division is dedicated to research and development. This work spans various areas, including analyzing the economic safety of on-chain financial mechanisms, designing user experiences, and indexing data for integration into existing products. The GFX team possesses a wide range of skills and has a strong track record of delivering high-quality services to industry-leading organizations.

Why work at GFX?

• Any firm can pay a high salary and offer good incentives (as will we), but most can’t offer interesting, challenging, and rewarding work.
• We have something to prove. Our team is young and hungry. We like to move fast and make things. We know when to double down and when to cut our losses. We are going to make mistakes, and we are going to build a better product because of them. We don’t micromanage or have a huge team of product managers. We want self starters who take charge and solve problems.
• We don’t care if you went to school, what grades you got, or your age. Show us what you have built, what problems you have solved, and what skills you have.

About the Role

As a Principal Engineer at GFX Labs, you’ll be at the forefront of developing innovative solutions within the Wormhole ecosystem, focusing on creating seamless user experiences that bridge multiple blockchain networks. This role combines technical leadership with hands-on development, requiring expertise in both frontend and backend development.

You’ll be responsible for architecting and implementing sophisticated web applications that interact with Wormhole and the numerous chains they are deployed on. Your work will directly impact how users interact with cross-chain applications and services, requiring a deep understanding of both web development best practices and blockchain-specific challenges.

Key Responsibilities:

• Lead the technical design and implementation of complex web applications, ensuring high performance, reliability, and an exceptional user experience
• Build and optimize React-based frontends with seamless wallet integration across multiple blockchain networks
• Develop robust backend services to support frontend applications, focusing on scalability and cross-chain functionality
• Collaborate with cross-functional teams to define technical requirements and architectural decisions
• Mentor other engineers and contribute to technical standards and best practices
• Prototype new features and capabilities within the Wormhole ecosystem

You might be great for this role if you have

• 1+ years of experience in Web3 frontend engineering.
• 2+ years of experience in Web3 backend engineering.
• 3+ years of experience in frontend engineering.
• 5+ years of experience in api service development.
• Attention to detail with excellent organizational and communication skills.
• Thrive in an environment where you have significant independence.
• You are proactive and driven by curiosity.
• You have a strong work ethic with disciplined execution skills.
• Robust Web3 experience.

What you’ll do at GFX

• Develop top-tier user experiences with DeFi protocols across an array of blockchains
• Create smooth, pixel-fit experiences for customers
• Partner with design on UX strategy
• Build an engineering culture that attracts the most talented people to join us

We’d love to hear from you if…

• You love tackling ambitious projects with the ability to change DeFi as we know it
• You care about all aspects of customer experience
• You can see things from a high level, and dive into the details with equal confidence
• You think DeFi can improve day-to-day financial tooling

… and you really care about these details

• You want to create brand new experiences
• You can operate autonomously
• You are pro-active and are driven by curiosity
• You can build robust systems on both web and native platforms
• You can handle complexity, but prefer simplicity

Tools we are using today

• Golang, React, Node, Figma
• Postgresql, Temporal, NATS, Clickhouse
• Gitlab and Github
• DigitalOcean, fly.io, Kubernetes, KNative, Pulumi, Terraform

Benefits

• $150k-$200k
• Stock options
• Full medical, dental, and vision
• Flexible vacation policy

We’re headquartered in Chicago, and thus, we are primarily looking for team members in Chicago. Only Applicants based in North America will be considered. We strongly prefer Chicago applicants.

A relocation bonus is available for Americans to relocate to Chicago.

About The Role:

The Engineering team at Shardeum is responsible for delivering the Shardeum Mainnet and developing critical components such as the smart contract platform, consensus layer, and protocol layer. As part of this team, the SDET (Software Development Engineer in Test) will play a key role in ensuring the quality, reliability, and performance of Shardeum’s decentralized platform through robust test automation, debugging, and validation processes.

This role is ideal for engineers who have a passion for test automation, load testing, and identifying root causes of bugs to enhance blockchain performance and scalability. If you’re excited about solving unique challenges in the Web3 space and driving innovation in blockchain testing methodologies, we want to hear from you!

What You'll Be Doing:

• Analyze bug tickets, debug code, and identify the root cause of errors across the Shardeum platform.
• Design, develop, and maintain test automation frameworks and reusable test scripts to validate core functionality, including nodes, consensus mechanisms, smart contracts, and blockchain transactions.
• Develop and execute load testing scripts to validate system performance under high transaction loads and varying node configurations.
• Create comprehensive test coverage through functional, integration, system, and regression testing while optimizing test suites and identifying performance bottlenecks.
• Develop end-to-end (E2E) test cases for complex workflows, ensuring reliability of consensus protocols and smart contract execution.
• Collaborate closely with development teams to integrate testing into CI/CD pipelines, improve testing workflows, and troubleshoot dependency failures.
• Build and maintain internal tools to improve developer experience, productivity, and test efficiency.
• Troubleshoot highly complex automated testing failures using industry-standard frameworks and custom tools, working with developers and backend partners to triage issues and improve E2E reliability.
• Develop monitoring tools and utilities to track blockchain-specific performance metrics and test results.
• Participate actively in agile ceremonies, including sprint planning, stand-ups, and retrospectives, to drive testing best practices.
• Continuously research and adopt innovative tools, frameworks, and testing methodologies to improve quality, scalability, and efficiency of testing processes.

What We're Looking For:

• 5+ years of experience in Software Engineering or SDET roles with a focus on automated testing.
• Strong expertise in designing and maintaining test automation frameworks (e.g., Jest, Playwright) and load testing tools (e.g., k6, JMeter).
• Proficiency in programming languages like TypeScript/JavaScript or Node.js, with the ability to develop robust and reusable test scripts.
• Proven ability to analyze and debug complex codebases, troubleshoot multi-tier web architecture issues, and identify root causes of failures.
• Experience integrating automated tests into CI/CD workflows (e.g., GitHub Actions, Jenkins).
• Expertise in defining and implementing release, regression, and smoke testing strategies for large, multi-team applications.
• Experience with white-box testing methodologies to ensure deep validation of internal components.
• Strong problem-solving and critical-thinking skills, particularly in analyzing blockchain-specific issues.
• You have a tester mindset, are curious, and excel at designing innovative and interesting test scenarios.
• You are creative in applying proven tools/test frameworks as well as crafting new solutions to challenging problems.
• Knowledge of Agile/Scrum methodologies and the software development lifecycle.
• Excellent verbal and written communication skills for clear bug reporting and collaboration across teams.

We'd Love If You Have:

• Experience with testing decentralized applications (dApps), consensus protocols, or blockchain platforms.
• Experience in running nodes within blockchain networks and monitoring performance metrics.
• Familiarity with blockchain tools and frameworks (e.g., Web3.js, Hardhat, Truffle).
• Contributions to open-source projects related to testing, automation, or blockchain.
• A passion for emerging technologies, including Web3, AI, and distributed systems.
• Experience using or contributing to the Shardeum open-source repos.
• Familiarity with blockchain performance benchmarks and profiling tools.
• Knowledge of the Bitcoin and Ethereum whitepapers.

Apply Now:

Launchpad, a people-first technology company, is a leader in North America´s rapidly growing tech sector. Through two solutions, Launchpad supports its clients with digital transformation:

PaasportTM, our iPaaS solution, streamlines software integration and automates workflows. Nearshore Staff Augmentation, our managed IT staffing service, connects top IT talent across various geographical regions, bringing industry expertise to leading clients.

Based in Vancouver, Canada, our operational footprint spans across North and South America, with a second headquarters in Santiago, Chile. In 2023, our unwavering dedication to innovation garnered recognition as a Deloitte Technology Fast 50™ Program Company. Our clientele boasts industry leaders such as Walmart, GM, TIME Magazine, Salesforce, Tableau, Splunk, Bolt.com, Freedom House, and more. At Launchpad, we genuinely care about our people as individuals. If you are looking for a team that values growth, drive, and passion for your craft, if you’re seeking a place to achieve your goals and dreams with fairness and integrity, then we’d love to hear from you.Why Join The Talent Pool? This Job Posting is currently part of our “Talent Community”. The "Talent Community" is a section in our Careers Site, specially designed to attract and call on all those professionals passionate about technology who aspire to be part of a "People First Company" like Launchpad. Through the notices posted in the Talent Community, which are associated with a series of high-demand positions in the market, you can quickly upload your resume; we assure you that in this way, we can easily find your profile in our database when we have the right opportunity for you. This means that these are not vacancies we are actively working on, but rather a simple way to connect and explore the possibility of working together in the future. If you are a Back-End Developer and you are interested in working with world-class companies, submit your resume today!   Responsibilities

Collaborate with cross-functional teams to gather and analyze software requirements. Design and develop scalable and efficient server-side applications. Write clean, efficient, and maintainable code using back-end programming languages. Conduct thorough testing of back-end applications to ensure functionality and reliability. Integrate applications with databases and third-party APIs. Troubleshoot and debug software issues, providing timely resolution. Collaborate in code reviews and provide constructive feedback to team members. Stay updated on emerging back-end technologies, frameworks, and best practices. Participate in the planning and execution of back-end development projects.

  Qualifications

Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field. Proven experience as a Back-End Developer or in a similar role. Strong understanding of back-end development principles and practices. Proficiency in one or more back-end programming languages (e.g., Node.js, Python, Java, C#). Knowledge of database systems and SQL. Experience with server-side frameworks and libraries. Excellent problem-solving and analytical skills. Ability to work independently and collaboratively in a team.

  Preferred Skills

Familiarity with version control systems (e.g., Git). Experience with both relational and NoSQL databases. Knowledge of RESTful APIs and web services. Understanding of microservices architecture. Previous experience with cloud platforms (e.g., AWS, Azure, Google Cloud). Familiarity with containerization technologies (e.g., Docker).

Why Work for Launchpad?

100% remote People first culture Excellent compensation in US Dollars Hardware setup for working from home Work with global teams and prominent brands based in North America, Europe, and Asia Training allowances Personal time off (PTO) for vacations, study leave, personal time, etc. ...and more! At Launchpad, we genuinely care about our people as individuals. If you are looking for a team that values growth, drive, and passion for your craft, if you’re seeking a place to achieve your goals and dreams with fairness and integrity, then you are the future of Launchpad. Launchpad is committed to fostering a diverse and representative workforce and an inclusive work environment where all employees are respected and treated equally. Are you ready to elevate your career at Launchpad? We want to hear your story! Contact us today.  

Apply Now:

Apply Now:

Job Overview

Genius is seeking a senior Front-End Developer with years of experience building in Next JS, Tailwind and React Native, to lead beautiful, pixel perfect experiences for our end users. We are extremely pedantic, and want you to be too.

Job Description

1. Implement, and optimize user-centric interfaces for Genius’ cross-chain trading platform, focusing on seamless user experience and intuitive design. Builds must be pixel-perfect and 100% design accurate.
2. Collaborate with backend and smart contract teams to integrate frontend components with Genius’ proprietary Synchronous Liquid Matching engine and liquidity management system
3. Build modular, reusable, and performant components using Next JS and Tailwind (primary stack). Our current Native Apps are primarily hacking React Native’s webview. If you don’t have deep expertise with React Native, but are generally familiar, we encourage you to apply.
4. Implement responsive designs that adapt to various devices and screen sizes
5. Manage a junior developer
6. Work closely with UX/UI designers to implement visually appealing and user-friendly interfaces that align with Genius’ brand and design guidelines in an obsessive and pedantic way.
7. Optimize frontend code and implement NextJS best practices to hit 90+ Lighthouse score.

Ideal Candidates Are:

Non-Negotiables:

1. Extremely hungry to take high ownership and grind with the team. ~60 hrs/wk.
2. Understand deeply the psychology of an on-chain trader and is passionate about mainstream adoption.
3. Detail-oriented to an extreme degree.

Core Competencies:

1. Advanced proficiency with Next.js, Tailwind, Node.js & Postgres.
2. Familiarity with React Native
3. Extensive experience with building responsive, modular, and maintainable code
4. Experience with Fintech and DeFi UX.
5. Strong attention to detail and ability to ship product fast with quality

Titan is TON's most powerful DeFi stack – providing the best priced swaps for any TON token, API toolkits for developers, and Concentrated Liquidity for the highest LP yields.

Our promise:

• Work with the best — join a team you can trust. We work smart, hard, well with others and are rewarded appropriately (in play and comp).
• Undertake high impact efforts only — ruthless prioritization is critical. We don’t sweat the small stuff, but we grind on the big ticket items.
• Choose your direction — then learn fast and grow fast. We are curious and pursue those curiosities with an obsession, together and individually. Eccentricities are welcome.

What you'll do:

• Ship new products for Titan traders and liquidity providers: faster data, better execution, and advanced integrations
• Build user interfaces, develop Web3 APIs and SDKs, create client infrastructure and data pipelines, and work across the stack
• Work with TON’s virtual machine and FunC smart contracts
• Create a delightful user experience when developing our TMA and desktop apps in React
• Craft web3 developer SDKs and integrate with external projects where necessary

What you’ll bring:

• A love for crypto. It must be an obsession.
• A frontend expert with 3+ years of experience working on large-scale, data-intensive apps and building delightful user experiences
• Experience building modern and performant backend and frontend solutions using React and Typescript
• A desire to speak directly with users to collect stories and identify key features (every team member is customer service)

What we offer:

• Equity and a competitive salary
• Flexibility that comes with a small and empathetic, yet aggressive, team (benefits, location, work hours, etc.)
• Expert level mentorship from anyone on the team on any subject of interest
• Extremely high impact opportunities

Our stack:

• Mongo, Redis, Express, React, Node
• Typescript, Web3 libraries like TON Connect
• AWS, NGINX API servers
• TON smart contracts written in FunC using Blueprint

Compensation: Base salary paid in USD stablecoins + token equity if joining full-time

Apply Now:

Team Sava specializes in building outstanding teams of passionate, world-class professionals and top-tier software developers for growing global hi-tech companies. 

Job Summary

We are looking for an experienced Game Developer to design, develop, and optimize interactive casino-style games. You will be responsible for creating gameplay mechanics, implementing Provably Fair systems, and ensuring cross-platform compatibility. This is a full time position and we are also open to work with contractors.

We offer:

• Opportunity to work on a great product 
• Remote / Pet-friendly office
• Provided equipment and technology in support of remote work
• Flexible working hours, adjusted to your lifestyle
• Private healthcare insurance for you and your family
• Minimum 23 vacation days
• Team building events

Team Sava nurtures an individual approach to each member of the team to make sure you feel as comfortable and supported as possible. Your opinion matters to us and we make it our business to hear your voice and create an optimal environment for you to do your best work.

Check out our Careers page for more information on how we work! 

Responsibilities:

• Develop HTML5-based mini casino games.
• Implement Provably Fair algorithms for transparent and fair gameplay.
• Optimize games for performance across devices, including desktops, tablets, and mobile browsers.
• Collaborate with designers and animators to create visually engaging and responsive game interfaces.
• Integration of cryptocurrency wallet APIs for deposits, withdrawals, and in-game transactions.
• Conduct thorough testing to identify and resolve performance and compatibility issues.

• Proficiency in JavaScript, HTML5, CSS3, and related game development libraries (e.g., Phaser.js, Pixi.js, three.js).
• Experience with Node.js for backend functionality.
• Experience in Slot and Table Game development.
• Solid understanding of OOP principles and design patterns.
• Knowledge of device compatibility and performance optimization.
• Understanding of network fundamentals
• Experience with version control systems, git-flow
• Good English communication skills

Bonus points for:

• Good to have experience with graphic design tools such as Photoshop, Figma, Spine for creating game assets
• Familiarity with blockchain concepts and hash-based Provably Fair systems

Sounds like an exciting challenge for you? Then these are the next steps:

Hiring process:

1. You let us know that you find this role interesting by sending us your CV

2. Our friendly HR contacts you promptly to schedule a short call to exchange additional information

3. We organize technical interviews where you get the opportunity to meet the rest of the team you would be working with

4. One final interview to talk about your experience, expectations, and plans

5. We think we are a great match, send you a job offer, you agree and accept :)

Looking forward to hearing from you! 

Apply Now:

Apply Now:

🟢 Join Dev.Pro - a US-based outsourcing software development company that has been delivering exceptional software experience to clients since 2011.

We invite an experienced and proactive Software Engineer with expertise in Go and Blockchain technologies to join our team. You’ll play a crucial role in developing and enhancing the infrastructure of a leading digital asset platform, helping ensure it meets the highest security and performance standards. The platform enables institutions to securely engage with digital assets through custody, staking, trading, governance, and settlement services.

🟩 What's in it for you:

• Grow your blockchain expertise with a leading company in the digital asset industry
• Build advanced solutions using the latest in blockchain and Go technologies
• Collaborate with a talented team of engineers in a dynamic, innovation-driven environment

✅ Is that you?

• Proven experience in backend development with Go (Golang)
• Strong understanding and hands-on experience with wallet functionality (signing, on-chain validity, scanning from a node directly, etc.)
• General understanding of blockchain, including Web3 and smart contract concepts
• Familiarity with cryptography principles in wallets
• Experience with gRPC, Wire (for dependency injection), Docker, Kubernetes, and GCP
• Ability to write efficient, isolated tests and use CI/CD tools to ensure code passes testing stages
• Strong debugging and troubleshooting skills in live systems and different environments
• Excellent communication and documentation skills
• Ability to work autonomously and solve problems independently
• Upper-Intermediate English level

🧩Key responsibilities and your contribution

In this role, you'll join our Protocols team to support the onboarding of new digital assets for strategic partnerships that have long-term value.

• Support the integration of new blockchain protocols and networks to facilitate the onboarding of new digital assets
• Work closely with the Engineering Manager and Product Managers to prioritize and manage tasks
• Build and maintain features related to custody (address generation, transactions, scanning, and balance monitoring)
• Support the development of staking and governance functionalities to ensure wallet compatibility with protocols, new protocol versions, and enhanced security measures
• Communicate progress, blockers, and technical decisions effectively with peers and stakeholders to ensure alignment on goals across teams
• Write clear, maintainable, and well-documented code that adheres to the best practices
• Develop and run efficient, isolated tests to ensure code quality
• Debug and resolve issues in various environments, including live systems
• Navigate open-source code to review protocol-written code and support integration efforts

Our next steps:

✅ Submit a CV in English — ✅ Intro call with a Recruiter — ✅ Internal interview — ✅ Client interview — ✅ Offer

Interested? Find out more:

📋How we work

💻 LinkedIn Page

📈 Our website

💻IG Page

Apply Now:

Come join the team as a Senior Backend Engineer at Symphony Labs! You will be working alongside the founding team and play a crucial role in reshaping the future of DeFi.

As a Senior Backend Engineer, you will be instrumental in developing and deploying innovative solutions for secure and efficient systems. You will collaborate across teams to ensure seamless integration within our broader ecosystem and partners, and continuously drive innovation by staying at the forefront of blockchain technologies.

Qualifications:

• 2-5+ years of backend experience
• Strong backend development with Node.js, JavaScript, DeFi systems, backend architectures, database management, and experience integrating smart contracts
• Proficiency in Javascript and Solidity
• Rust and/or AI/LLMs experience is a plus
• Full KYC process for all hires
• Competitive salary with equity
• Globally remote (Americas timezones preferred)
• A passion for shaping the future of finance

The total compensation package (base salary and equity) for this role ranges from $120K-$350K+, with additional company benefits. The pay range provided reflects individual compensation based on factors such as work location, assessed job-related skills, experience, and relevant education or training.

Join the Symphony Labs team!

We are building the first agnostic execution network, designed to unify DeFi’s fragmented landscape by enabling near-instant cross-chain transactions.

Symphony’s infrastructure reduces cross-chain execution time to under 3 seconds—45x faster than LayerZero and Axelar—creating a new standard for interoperability.

This is developed to address and solve liquidity fragmentation and the complex user experiences across chains, providing a seamless, unified solution for DeFi users and developers alike.Being the world’s first vertical agnostic infrastructure stack, Symphony enables anyone to execute anything across all chains and protocols without being burdened by bridges, multiple wallets, gas fees, etc.

Our team is composed of former Consensys, MetaMask, Kraken, and Axelar veterans, and we’re backed by top investors.

We are looking for an innovative, passionate, and productive person who is excited about building the future of accessible crypto applications, feels comfortable challenging opinions, and most importantly who shares with us the same desire to make DeFi useable again.

• Opportunity. We believe DeFi should be fast AND accessible. You’ll do high-impact work to enhance scalability, shaping the future of crypto
• Flexibility. We are a remote-first company, and collaborate synchronously and asynchronously, via daily all-hands meetings
• Culture. As an early member of our team, you’ll have a unique opportunity to help shape our culture. We value intellectual honesty, bias towards action, and believe every member plays a key role in achieving our ambitious goals
• Compensation. We offer a competitive salary + equity + benefits package

Learn more at: symphony.io

Symphony Labs is an equal opportunity employer. We do not discriminate on the basis of race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability, genetic information, veteran status, or any other status protected by applicable laws or regulations. All employment decisions are based on qualifications, merit, and business need.

Partner Chains is a venture within IOHK that is developing a research-backed blockchain protocol aimed at simplifying the incubation, innovation, and deployment of applications to address specialized business challenges. Our goal is to make it easier for blockchain developers to focus on their core business, with decentralized finance as a foundational capability at the protocol layer.

Our mission is to make it easy for developers to create secure, transparent products that enable direct transactions without relying on financial intermediaries. We build protocols and tools that promote financial inclusion, reduce transaction costs, and give users ownership over their assets.

What the role involves:

Key Responsibilities:

• Lead the design and development of the Partner Chains Substrate node in Rust, ensuring it meets high standards of performance, security, and scalability.
• Architect and implement a novel cross-chain protocol, integrating cryptographic techniques such as TSS to enable secure and efficient cross-chain interactions.
• Collaborate with engineers, cryptographers, and researchers to design and implement protocol improvements and new features.
• Optimize and maintain the existing codebase, ensuring robust and efficient performance of the blockchain node.
• Mentor and guide other engineers in best practices for Rust development and blockchain protocol design.
• Conduct thorough code reviews, ensuring code quality, security, and be a technical bar raiser.
• Troubleshoot and resolve complex issues in the blockchain protocol, particularly those related to cross-chain interactions and cryptographic implementations.
• Contribute to the broader architectural vision of the Partner Chains Tribe, ensuring the protocol aligns with strategic goals.

What You Bring:

• 5+ years of blockchain software development experience, with at least 3+ years in Rust and preferred expertise in the Substrate framework.
• Understanding of cryptographic techniques, especially Threshold Signature Schemes (TSS), and their application in cross-chain protocols.
• Experience with Ethereum would be a plus, including understanding its architecture, smart contracts, and cross-chain interaction challenges.
• Experience in leading technical teams and mentoring engineers in protocol design and development.
• A passion for innovation and a deep understanding of the challenges and opportunities in cross-chain interoperability. Special plus if you’ve worked with Cosmos IBC, or worked on bridging implementations in the past.

• Remote work
• Laptop reimbursement
• New starter package to buy hardware essentials (headphones, monitor, etc)
• Learning & Development opportunities
• Competitive PTO

At IOHK, we value diversity and always treat all employees and job applicants based on merit, qualifications, competence, and talent. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Apply Now:

At Matter Labs, we believe freedom drives progress and prosperity. We don’t see ourselves as a company, but as a team aligned around a single mission: to advance personal freedom for all (see ZK Credo).

To achieve this goal, we’re building zkSync — a credibly neutral, fully open source technology stack and network on top of Ethereum, which is owned and governed by its community. We use advanced cryptography called zero-knowledge proofs to scale Ethereum infinitely without compromising on security or decentralization. With a world-class team, a community of over 1M supporters across Twitter + Discord, and hundreds of millions $ in funding, we have abundant resources to accomplish the mission.

The Role

We're looking for a Software Engineer- Blockchain Integrations to be at the forefront of real-world blockchain adoption. This role uniquely combines deep engineering skills with great interpersonal skills and plays a key part in our strategy to onboard the next billion users.

If you are passionate about building innovative and scalable Web3 applications and have experience designing world-class systems, we would love to hear from you!

This position is fully remote.

What You'll Be Doing

• Be a goal-oriented developer, diving deeply into our codebase to solve problems spanning our smart contracts to our core node

• Conduct independent research in your area of ownership, design, implement, and document partner-oriented solutions to our core technology

• Combine great engineering skills with great interpersonal skills to onboard the biggest companies in both Web3 and Web2

• Collaborate closely and often with core engineers, product, business, and external development entities in order to affect change

• Develop a strong understanding of the value zkSync brings to the world derived by a true mastery of the technology

• Help partners dive into the ZK Stack and design their products

• Work with DeFi Blue Chips to help them deploy on zkSync Era

What We Look For in You

• 3+ years in backend software development and a deep understanding of software engineering best practices and architectures

• Experience in Web3 and a track record of success

• Passion for our mission to advance personal freedom for all

• Strong interpersonal and communication skills

• Ownership mindset

• An understanding of Merkle Trees

• Excellent understanding of Ethereum

• Ability to thrive solo thinking through complex problems just as much as collaborating with partners

• Fluency in written and spoken English

• Extra points: understanding of the EVM, experience with dev tools, experience building protocols, experience with rust

Working at Matter Labs

At Matter Labs, you have the freedom to work how you want, when you want, and from where you want. All positions are 100% remote (with optional travel to team and/or industry events). We operate in lean and nimble teams, with no time tracking and minimum bureaucracy. We move fast. Only results matter. We will provide you with everything you need to learn, grow, and be productive.

Our results-only environment means anyone who believes in our mission can join us, regardless of background, sexual orientation, race, gender, and age. Both our team and community are made up of people from diverse backgrounds. That's why, out of politeness and respect, we refrain from opinions on politics, religion, or sex at the workplace.

We designed our culture around the tenants of freedom and ownership. This ethos will underpin our positive-sum community as we evolve toward full decentralization.

What we Offer

- Competitive compensation

- Equity and token package 

- 100% coverage for health, dental, and vision Insurance 

- 16 weeks of parental leave

- Flexible paid time off 

- Company closure weeks 1-2x per year

- $2000 USD work equipment stipend

- $300 USD monthly co-working allowance 

- Company offsites 1-2x per year

- $500 USD learning & development stipend 

- 401k plan for US Employees 

Don't meet every single requirement? That's ok. At Matter Labs, we think big with a long-term view and encourage you to apply even if you don't think you check every box in the job description.

If this role resonates with you, please apply now.

Read more about working at Matter Labs here.

Important: We are remote-first, operating in the timezones between UTC-5 (Latam and Atlantic Coast) to UTC+7 (South-East Asia).

Please click here for our applicant privacy notice.

To all recruitment agencies: Matter Labs does not accept agency resumes. Please do not forward resumes to our jobs alias, Matter Labs employees, or any other organisation location. Matter Labs is not responsible for any fees related to unsolicited resumes. Read our full policy here.

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cLabs is looking for a Blockchain Core Engineer to grow the Blockchain team, which is responsible for the Celo’s blockchain node. This role involves working on a go-ethereum based node with transformations that make the Celo blockchain unique (such as the consensus engine).

Our main challenges are scaling the network, improving its security and resiliency, and adding new features that can only be done at node level (such as paying for gas fees with an ERC20 token) to the Celo ecosystem.

In the Blockchain team, we collaborate with other engineering teams within cLabs. This includes other platform teams such as the Primitives team (as we constantly access smart contracts as part of our operation), and user-facing teams such as the Developer Tools teams (as a big part of our job is to make end users’ and contributors’ lives easier). We also collaborate with other teams to design and implement the right incentives for our validators and full nodes.

This is a role with wide exposure to many areas of the stack, and you’ll quickly get acquainted with all the moving parts in a modern blockchain project.

You will:

• Collaborate with teammates and design the Celo protocol
• Contribute to the Celo blockchain client (L1 and L2), making sure it works as expected
• Perform load testing and performance optimization, identifying bottlenecks and optimal parameters for healthy functioning of the chain
• Write documentation outlining the specifics of the Celo protocol

You have:

• Prior blockchain knowledge and development experience
• Golang knowledge, ideally familiar with geth / optimism / erigon or other golang-based Ethereum clients
• Distributed systems design skills and development experience
• Good debugging skills, good understanding of how to figure out why things behave in unexpected ways
• Good communication skills, both written and verbal
• Responsible attitude to work, strong work ethics

Senior Software Engineer (Backend) $180k – $260k Who We Are. Wynd Labs is an early-stage startup that is on a mission to democratize the future of AI. Through our first product, Grass, we provide universal access to public web data, and a system where ordinary people can participate in the process - and share in the benefits. This project is for those who lead with initiative, seek to challenge themselves and thrive on curiosity. We operate with a lean, highly motivated team who revel in the responsibility that comes with autonomy. We have a flat organizational structure, the people making decisions are also the ones implementing them. We are driven by ambitious goals and a strong sense of urgency. Leadership is given to those who show initiative, consistently deliver excellence and bring the best out of those around them. Join us if you want to set the tone for a fair and equitable internet. The Role. We are looking for a Senior Software Engineer (Backend) who is experienced and brings deep expertise in backend development. You will join a small, talented team and lead efforts to architect scalable solutions, drive technical excellence, and support our vision for a future where Grass plays a critical role in shaping the internet's evolution. Who You Are.

BS or MS degree in a STEM major or equivalent job experience required 4+ years experience in software development and writing very high quality code that is robust and easy to maintain Knowledge on how to build large scalable systems Knowledge and experience in identifying and solving issues with intricate, live software systems, as well as in-depth familiarity with contemporary software development processes such as continuous integration and continuous deployment. Professional or native English language proficiency

What You'll Be Doing.

Develop new features and software improvements Test, deploy and debug backend API services Write clear, tested, documented code Create and review technical design, code, and documentation Contribute to Wynd’s infrastructure which includes mobile, desktop and server-side applications

Technologies Used.

Node.js, PostgreSQL, Redis Clusters, Go, Python, Kubernetes, AWS (EKS, Amplify, Elasticache, RDS)

Why Work With Us.

Opportunity. We are at at the forefront of developing a web-scale crawler and knowledge graph that allows ordinary people to participate in the process, and share in the benefits, of AI development. Culture. We’re a lean team working together to achieve a very ambitious goal of improving access to public web data and distributing the value of AI to the people. We prioritize low ego and high output. Compensation. You’ll receive a competitive salary and equity package. Resources and growth. We’re well-capitalized, with backing from leading venture funds like Polychain, Tribe, NLH, Hack, BH Digital, and more. We keep a lean team, and this is a rare opportunity to join. You’ll learn a lot and grow as our company scales.

Apply Now:

The Role

As a member of Alchemy's Growth team, you will have the opportunity to help continue to develop growth and engineering efforts within the company. This position is critical as we are an 0 to 1, product-focused growth group — this means we need talented engineers to solve complex engineering projects and build awesome products.

You’ll be a key part of our small, but mighty growth team that is responsible for growing Alchemy as sustainably and quickly as possible. You'll be working closely with our world-class product, engineering, design, and sales teams to drive the launch and adoption of products that serve millions of users globally today. You’ll immediately have impact: you’ll solve developer pain points, pioneer new blockchain experiences, and help bring blockchain to the next billion people.

Responsibilities:

• Lead new growth engineering efforts through each step of the funnel to drive customer growth across all channels
• Define and own the end-to-end development of user-facing features for blockchain developers
• Uphold best practices around code quality and API design
• Drive and own growth experiments
• Evaluate lift vs impact trade-offs in making data-driven analyses and decisions
• Articulate roadmap clearly to wider team
• Collaborate with teammates working on design, growth and blockchain infrastructure

What We're Looking For:

• 5+ years of software engineering background, with full-stack / front-end experience
• Proficiency with TypeScript, React (or equivalent), NodeJS, and the tooling supporting a modern web development stack
• Strong product sense
• Experience owning, shipping, and iterating on user-facing products and web applications with large user bases
• Pride in working on projects to successful completion involving a wide variety of technologies and systems
• Capability to stitch together many different services and processes together even if they have not worked with them before
• Self-starter attitude and the ability to execute new ideas with autonomy
• Ability to find the right balance between perfection and shipping quickly

Nice to Haves:

• Growth engineering experience
• Web3 experience
• Founded a company
• Open-sourced / distributed side projects
• Experience in startups
• SQL experience

Apply Now: