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QA Engineer
Dubai / Germany / London / United Kingdom
Product & Technology – QA & Testing /
Full-time /
On-site
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1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets - with the self-custody, comprehensive security and the intuitive user experience they need to unlock the potential of true crypto ownership. 1inch protocols and APIs provide core infrastructure across the DeFi industry and beyond.
So if you’re someone who thinks big, moves fast and wants to make an impact right from day one, then get ready to join our industry-changing team.
Location: We prioritise candidates who are based in Dubai then consider those working remotely in one of our European Hub Locations (UK, Spain or Germany).
We are looking for multiple QA Engineers and Senior QA Engineers to support our engineering teams within 1inch. Teams include, SWAP, Wallet, Web3, D'App and Dev Portal.
Ideally Dubai based succesfull QA Engineers will own and drive the quality strategy for our systems. This role will involve designing robust test frameworks, validating smart contract integrations, and ensuring performance, security, and reliability across our DeFi protocol integrations. You should be deeply familiar with Web3 architecture, DeFi primitives, and have experience working in high-load environments with a strong focus on test automation.
Responsibilities
- Design and execute test plans for UI, REST APIs, WebSocket APIs.
- Ensure the accuracy of API documentation, code samples, and developer tools.
- Conduct cross-browser and cross-device testing for the Developer Portal UI.
- Actively participate in the improvement of quality assurance processes and procedures on the project
- Develop test data strategies for blockchain environments using mocks, simulators, and public testnets.
- Partner with developers, product managers, and blockchain engineers to define acceptance criteria and embed QA early in the development cycle.
- Integrate automated tests into CI/CD pipelines (GitHub Actions)
- Mentor junior QA engineers on testing methodologies.
Requirements
- 5+ years in QA engineering, with 2+ years working on SaaS/API products.
- Good knowledge of Web3 fundamentals: blockchain concepts, EVM chains, web3 nodes, wallets, and smart contracts.
- Proven experience in API testing and automation frameworks.
- Proficient in writing and maintaining unit, integration, and end-to-end tests.
- Experience in CI/CD environments with Git-based workflows
- General understanding of Agile/Scrum methodologies
- Strong understanding of QA methodologies
Skills
- JavaScript/TypeScript
- Unit Testing
- API Testing - Rest, Websockets,
- Automation Frameworks - Playwright, CodeceptJS
- CI/CD - Git-based Workflows - Github Actions
- Ticketing Systems - Jira
- Excellent English communication skills (written and spoken).
Nice to have
- Familiarity with observability tools (Grafana) for monitoring performance and stability.
- Previous experience in Web3, De-Fi, Blockchain and/or Cryptocurrency
Why work for us?
- Join a young, creative team in a fast-paced and supportive environment
- We’re open to new ideas — if you’ve got a vision, pitch it and make it happen
- Enjoy competitive pay that matches your skills and experience
- Be part of a company that’s shaping the future of DeFi
- Take time when you need it — we offer unlimited vacation days
- Get fully compensated for your work gear — we’ll set you up for success
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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What does a blockchain developer do?
A blockchain developer is a software developer who specializes in the development of applications that make use of blockchain technology
Some of the responsibilities of a blockchain developer may include:
- Designing and implementing smart contracts.
- Creating and maintaining the infrastructure that supports the blockchain network, and developing user-facing applications that make use of the blockchain.
- Additionally, a blockchain developer may also be responsible for researching and staying up-to-date with the latest developments in blockchain technology, in order to ensure that their applications are secure and efficient.