Create flexible and precise queries that fit your needs exactly. Example:
React.js, -USA
×
Laravel, Vue.js, -Contract
×
will get you jobs that are
(React.js and not in USA) or
(Laravel and Vue.js and not Contract/Freelance).
You can mix and match any tags, negations and groups in any order. And don't worry about typos – the search is fuzzy.
Twinstake
Remote
About Twinstake
Twinstake is a leading institutional staking provider which offers unrivalled knowledge and experience of the institutional market from on our founding heritage coupled with deep crypto expertise and technology from our team of core devs and industry veterans.
We stand out in:
- Compliance and Risk Mitigation
- Non-custodial Solution
- Enhanced Reporting and Data
- Optimised Performance
- Premier Service
About the role
We are seeking a proactive and skilled Senior QA Engineer to maintain and elevate the quality of our backend services, APIs, and frontend applications. This role is crucial in implementing Twinstake’s high standards for security, performance, and user experience, combining hands-on testing with strategic quality management. Key responsibilities include writing and maintaining robust test cases, leading QA for pre-release checks, building testing infrastructure for team-wide use, and providing first-line support for external quality issues reported.
What you’re good at:
- Implementing comprehensive test cases and scenarios that cover functional and non-functional aspects of the backend, API, and frontend services
- Performing detailed pre-release QA to identify defects and validate fixes
- Building and maintaining scalable testing frameworks and tools, including automation where applicable, that support the team’s ability to implement tests
- Developing test environments that are easily accessible and integrated into CI/CD pipelines for a smooth development workflow
- Serving as the primary point of contact for external quality issues, triaging, reproducing, and troubleshooting reported issues to resolution
- Working with the development and product teams to implement continuous improvements based on findings
What you bring:
- Proven experience as a Senior QA Engineer
- Experience in the crypto industry with an understanding of blockchain technologies, experience in staking mechanisms would be a plus
- Expertise with API testing tools (e.g., Postman, SoapUI) and frameworks (e.g., REST Assured, pytest), alongside familiarity with frontend testing tools (e.g., Selenium, Cypress)
- Proficient in scripting for test automation (e.g., Python, JavaScript) and knowledgeable in backend architecture for comprehensive API and database testing
- Experience with CI/CD pipeline integration and test automation within environments like GitHub Actions
- Demonstrated experience in designing and maintaining test automation frameworks that can scale. Ability to set up and document testing environments for easy adoption by the wider team
- Strong analytical skills with a systematic approach to identifying edge cases and building reliable test cases that ensure high-quality software releases
- Excellent problem-solving skills and the ability to work in a fast-paced, dynamic environment
- Strong communication skills and the ability to collaborate effectively with cross-functional teams
What makes you stand out:
- Strong background in setting up, managing, and optimizing metrics which later can be monitored using dashboards, visualizations and alerting tools (e.g. Grafana)
- Deep understanding and hands-on experience with AWS services, including but not limited to EC2, S3, RDS, Lambda, CloudWatch
- Interest in DevOps practices and experience with infrastructure as code (IaC) tools (e.g., AWS CDK, Terraform, Ansible)
- Contributions to open-source projects or active participation in the software development community
- Experience with containerization and orchestration technologies (e.g., Docker, Kubernetes)
What we offer:
- Exposure to innovative technologies in cryptocurrency and blockchain technology
- Great internal growth and development
- Competitive compensation, benefits, and perks
- Flexible hybrid working
Twinstake
Remote
About Twinstake
Twinstake is a leading institutional staking provider which offers unrivalled knowledge and experience of the institutional market from on our founding heritage coupled with deep crypto expertise and technology from our team of core devs and industry veterans.
We stand out in:
- Compliance and Risk Mitigation
- Non-custodial Solution
- Enhanced Reporting and Data
- Optimised Performance
- Premier Service
About the role
We are seeking a back-end software engineer for our platform team who is passionate about developing robust and scalable back-end systems. This role is pivotal in building and maintaining the technological backbone of our services, including API development, database management, and CI/CD processes. Your expertise will ensure our platform’s reliability, performance, and alignment with our compliance and risk mitigation strategies.
What you’re good at:
- Design and implement back-end services, including APIs, microservices, and database schemas, to support front-end applications and enhance user experience
- Lead the development and maintenance of CI/CD pipelines to streamline deployment and ensure high-quality code releases
- Manage database migrations and optimizations to ensure data integrity, performance, and scalability
- Collaborate with front-end developers and product managers to define and meet project requirements, creating a seamless workflow between back-end and front-end components
- Advocate for and implement best practices in back-end development, including code reviews, testing, and security measures
- Participate in the planning and execution of DevOps strategies, working towards improving infrastructure automation and monitoring
- Troubleshoot, debug, and upgrade existing systems, ensuring they meet the latest security and technology standards
- Stay abreast of emerging technologies and methodologies in back-end development, CI/CD, DevOps, and the crypto industry to continuously improve our platform
What you bring:
- Proven experience as a back-end developer, with a strong background in developing scalable and secure web applications
- Experience in the crypto industry with an understanding of blockchain technologies and ideally staking mechanisms
- Expertise in back-end languages and frameworks, Python preferred but will also consider other technologies (e.g. Java)
- Solid experience with database design, management, and migration strategies for relational (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB, Cassandra)
- Deep understanding and hands-on experience with AWS services, including but not limited to EC2, S3, RDS, Lambda, CloudWatch
- Proficient in implementing CI/CD pipelines using tools like GitHub Actions
- A strong understanding of API development principles and experience building RESTful services
- Interest in DevOps practices and experience with infrastructure as code (IaC) tools (e.g., AWS CDK, Terraform, Ansible) is highly desirable
- Excellent problem-solving skills and the ability to work in a fast-paced, dynamic environment
- Strong communication skills and the ability to collaborate effectively with cross-functional teams
What makes you stand out:
- Contributions to open-source projects or active participation in the software development community
- Experience with containerization and orchestration technologies (e.g., Docker, Kubernetes)
What we offer:
- Exposure to innovative technologies in cryptocurrency and blockchain technology
- Great internal growth and development
- Competitive compensation, benefits, and perks
- Flexible hybrid working
Twinstake
Remote
About Twinstake
Twinstake is a leading institutional staking provider which offers unrivalled knowledge and experience of the institutional market from on our founding heritage coupled with deep crypto expertise and technology from our team of core devs and industry veterans.
We stand out in:
- Compliance and Risk Mitigation
- Non-custodial Solution
- Enhanced Reporting and Data
- Optimised Performance
- Premier Service
About the role
We are seeking a full stack software engineer for our platform team with proven experience in front-end development. This role is essential in creating and maintaining a seamless user experience, contributing to both the client-side and the server-side of our applications. Your expertise will be key in enhancing our platform’s visual appeal and usability, while your backend skills will support our overall system reliability and efficiency.
What you’re good at:
- Design and implement user-friendly front-end applications for both internal team use and external customer interaction.
- Design and implement back-end services, including APIs, micro-services, and database schemas, to support front-end applications and enhance user experience.
- Utilize modern front-end technologies and frameworks to create innovative staking solutions that align with our technical and business requirements.
- Advocate for best practices in front-end development, including code reviews, testing, and continuous integration.
- Stay up-to-date with emerging trends in front-end development, crypto technologies, and blockchain to continuously improve our offerings.
What you bring:
- Proven experience as a front-end developer or similar role, with a strong portfolio of developed applications.
- Expertise in front-end languages and frameworks (e.g., HTML, CSS, JavaScript, React, Vue.js) and working with APIs to serve data from the back-end
- Experience in building applications with a focus on user experience and performance.
- Proven experience in back-end languages and frameworks, Python preferred but will also consider other technologies (e.g. Java)
- Understanding of good software architecture (including cloud-native and serverless architectures).
- Interest in DevOps practices and experience with infrastructure as code (IaC) tools (e.g., AWS CDK, Terraform, Ansible).
- Experience in the crypto industry, with an understanding of blockchain technologies and staking mechanisms.
- Excellent problem-solving skills and the ability to work in a fast-paced, dynamic environment.
- Strong communication skills and the ability to collaborate effectively with cross-functional teams.
What makes you stand out:
- Contributions to open-source projects or active participation in the software development community
- Experience with containerization and orchestration technologies (e.g., Docker, Kubernetes)
What we offer:
- Exposure to innovative technologies in cryptocurrency and blockchain technology
- Great internal growth and development
- Competitive compensation, benefits, and perks
- Flexible hybrid working
Ambush
UK
About us
Ambush is an AI company developing AI research & products that accelerate onchain adoption.
We’re building Web3’s first autonomous AI agents to simplify wealth creation & onchain safety.
We’re a lean & hyper performance-oriented team; we are competitive, we like moving fast, and we run head-first towards seemingly impossible ideas. Our entire team is crypto-native & we have a shared North Star of solving web3’s hardest challenges.
Our team is led by one of crypto’s prominent anons, Psycho.
About the role:
We’re hiring a crypto-native backend engineer with proven experience building performant backends & infra for high-growth products that have achieved massive scale.
As our lead backend engineer, you will work directly alongside the CTO to help ensure that our infrastructure & backend is being built to support demanding requirements for performance, security, and scalability.
Because we are an AI company building onchain products, the ideal candidate has a strong general interest in DeFi, and uses LLMs such as GPT, Cursor, Co-pilot, or similar in their daily engineering work flow.
Requirements:
- 4+ years using Golang in production environment
- Crypto-native with prior experience building products in web3
- Experience working with AWS cloud services (e.g., SQS, SNS, RDS, Aurora, Cloud Functions, Lambda)
- Experience with microservices architectures and event-driven systems
- Experience in infrastructure as code using Terraform
- Solid understanding of PostgreSQL
- Hands-on experience with software engineering principles covering automation, testing, CI/CD pipelines, containerization, and cloud technologies
- Familiarity with monitoring and analytics tools like Grafana
- Experience in designing, developing, and maintaining scalable, resilient large-scale production applications in distributed environments
Responsibilities:
- Write well-documented APIs for cross-functional teams to consume
- Contribute to in-depth architectural decisions
- Design, develop, and maintain microservices-based systems
- Manage infrastructure using Terraform in AWS environments
- Maintain a high-quality production environment using AWS services
Not required, but a strong bonus:
- Prior commercial experience as a smart contract dev or security auditor
- Strong Python skills
Why join Ambush?
- Industry leading pay: strong base salary + uncapped profit share + equity
- Lean & high-impact team; we hate bureaucracy & will not grow past ~10 people
- One of the fastest growing AI companies in crypto
- Proven leadership team with several acquisitions under their belt
Internal full-time hires only, no contractors or agencies
Ready to be pushed beyond what you think you’re capable of?
At Coinbase, our mission is to increase economic freedom in the world. It’s a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform — and with it, the future global financial system.
To achieve our mission, we’re seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the financial system. We want someone who is eager to leave their mark on the world, who relishes the pressure and privilege of working with high caliber colleagues, and who actively seeks feedback to keep leveling up. We want someone who will run towards, not away from, solving the company’s hardest problems.
Our work culture is intense and isn’t for everyone. But if you want to build the future alongside others who excel in their disciplines and expect the same from you, there’s no better place to be.
The Cloud Provisioning team within DevX is responsible for the systems and processes that allow the rest of Coinbase engineers to provision infrastructure to run the many services that power Coinbase products in a simple, safe and secure manner.
We’re currently focused on revitalizing Coinbase's software development framework and other application server components, shared libraries etc. that will enable engineers to launch an application in a development environment within minutes.
What you’ll be doing (i.e. job duties):
- Learn, build, improve, and maintain cloud provisioning services written in Golang and Terraform.
- 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 on cloud provisioning.
What we look for in you:
- You have at least 5+ years of experience in software engineering.
- You’ve designed, built, scaled, and maintained backend services and infrastructure.
- You write high-quality, well-tested code to meet the needs of your customers.
- You have experience in IaC (Infrastructure as Code)
- Strong problem solving skills and ability to identify problems, determine their root cause, and see them through to solution
Job #: GPIN05US
#LI-Remote
Pay Transparency Notice: The target annual salary for this position can range as detailed below. Full time offers from Coinbase also include target bonus + target equity + benefits (including medical, dental, and vision).
Commitment to Equal Opportunity
Coinbase is committed to diversity in its workforce and is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, creed, gender, national origin, age, disability, veteran status, sex, gender expression or identity, sexual orientation or any other basis protected by applicable law. Coinbase will also consider for employment qualified applicants with criminal histories in a manner consistent with applicable federal, state and local law. For US applicants, you may view the Know Your Rights notice here. Additionally, Coinbase participates in the E-Verify programin certain locations, as required by law.
Coinbase is also committed to providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process, please contact us at accommodations[at]coinbase.com to let us know the nature of your request and your contact information. For quick access to screen reading technology compatible with this site click here to download a free compatible screen reader (free step by step tutorial can be found here).
Global Data Privacy Notice for Job Candidates and Applicants
Depending on your location, the General Data Protection Regulation (GDPR) and California Consumer Privacy Act (CCPA) may regulate the way we manage the data of job applicants. Our full notice outlining how data will be processed as part of the application procedure for applicable locations is available here. By submitting your application, you are agreeing to our use and processing of your data as required. For US applicants only, by submitting your application you are agreeing to arbitration of disputes as outlined here.
Apply Now: