1inch is hiring a Tech Lead, dApp (TypeScript & Angular) in Product — Portugal. The overview below is synthesized from the employer posting on jobs.lever.co: factual requirements and scope are preserved, but prose is rewritten with editorial context. Verify details and apply via the employer link.
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 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.
Your mission
Lead the technical execution, architecture, and engineering excellence of the 1inch web dApp. This is a hands-on technical leadership role where you'll shape the architecture of a security-critical Web3 application used to access decentralised finance.
What you’ll do
Day-to-day scope for the Tech Lead, dApp (TypeScript & Angular) as described in the posting:
- Lead the technical direction and frontend architecture of the 1inch web dApp, with security as a core design principle.
- Build production code for critical features, complex Web3 user journeys, and performance-sensitive areas.
- Design and improve secure integrations with backend services, blockchain APIs, wallet providers, signing flows, approvals, swaps, and transaction lifecycle management.
- Establish and uphold engineering standards for security, performance, accessibility, testing, and code quality.
- Drive secure-by-design engineering practices and improve the reliability and resilience of wallet-related functionality.
- Mentor frontend engineers through technical guidance, code reviews, hiring, onboarding, and ongoing development.
- Drive the adoption of AI-assisted engineering practices while maintaining rigorous engineering quality, security, and maintainability.
- Collaborate with product, design, backend, mobile, QA, and analytics teams to deliver scalable, reliable features and improve the long-term health of the platform.
Who you are
Experience and skills the team lists as required:
- 8+ years of professional frontend or full-stack development experience, including experience in a senior or technical leadership role.
- Strong knowledge of TypeScript and Angular, with experience building, shipping, and maintaining large or complex production web applications.
- Strong understanding of frontend architecture, state management, application design patterns, and performance optimisation.
- Experience integrating REST and Web3 APIs in production environments, including wallet providers, signing, multi-chain user experiences, and libraries such as ethers.js, viem, or web3.js.
- You have extensive practical experience using Cursor AI or comparable AI-native engineering environments.
- Experience applying secure engineering practices, threat modelling principles, and securely handling sensitive user and wallet-related data in production environments.
- Experience with Git, CI/CD pipelines, collaborative code review processes, and AI-assisted engineering workflows with appropriate quality controls.
- Experience mentoring engineers, raising engineering standards, and communicating effectively with both technical and non-technical stakeholders.
- Strong ownership mindset and problem-solving skills.
Nice to haves
Additional experience noted as a plus:
- Experience with Nx monorepos, Angular SSR, feature flags, or product analytics.
- Experience with AI-assisted code review, testing, or security automation in CI.
1inch is an equal opportunity employer. We are committed to evaluating all candidates on the basis of their skills, experience, and potential — regardless of race, ethnicity, nationality, gender, age, religion, disability, or any other characteristic.