Software Engineer Backend (TypeScript.js)

Job description / Role

About the role

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.

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 hire with a focus on Dubai and Europe. For this role, we prefer candidates who are either based in Dubai or working remotely within +/- 4 hours GST time.

Role overview

As a TypeScript developer, you'll be responsible for building and maintaining robust, performant web applications using Angular and NestJS. You'll also work on clean architectural patterns, contribute to event-driven backends using Kafka or similar tools, and occasionally support Go-based services. Your work will directly influence our user experience and backend service reliability.

Responsibilities

• Design and build scalable, testable, and high-performance applications using NestJS (backend) and Angular (frontend)
• Maintain and evolve existing applications with a focus on responsiveness and performance
• Implement clean architecture and reusable components, following industry best practices
• Implement event-based architecture patterns using Kafka or similar technologies
• Participate in code reviews to ensure adherence to team standards and continuous code quality
• Contribute to the planning and refinement processes in a product-oriented environment
• Write and maintain unit, integration, and end-to-end (E2E) tests based on scope and use case
• Work with monorepo tooling to support scalable enterprise applications
• Manage and improve CI/CD pipelines for smooth and reliable deployments
• Monitor performance and stability of applications using Grafana, Kibana, or similar tools

Experience

• 5+ years of professional experience with TypeScript
• Strong proficiency in Angular and NestJS
• Experience building RESTful APIs and integrating them with frontend applications
• Familiarity with Go (Golang) for backend service development is a plus
• Proficient with Git, build tools like Webpack, and CI/CD practices
• Experience with relational and non-relational databases (e.g., PostgreSQL, MongoDB)

Skills

• Strong understanding of HTML, CSS, JavaScript, and the fundamentals of modern web development
• Comfortable debugging and optimizing complex frontend and backend systems
• Excellent communication skills in English (written and spoken)
• Team-oriented, proactive, and detail-focused mindset

Nice to have

• Experience with Docker, Kubernetes, or other container orchestration tools
• Familiarity with observability and monitoring tooling
• Exposure to Golang in production environments (or willingness to learn)

Why work with us?

• Join a dynamic, creative team in a fast-paced and supportive environment
• Innovation and collaboration in web3 tech are core to our success
• 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
• Travel with us! We host an annual team retreat at a top international location

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.