Senior Software Engineer, Backend (Nest.js)
1Inch
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Dubai - United Arab Emirates
Posted on Oct 24, 2025
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 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.
As a Senior Backend Engineer (NestJS), you will build and maintain scalable, secure, and high-performance backend services that power our enterprise and Web3 products. You’ll also work on clean architectural patterns, contribute to event-driven backends using Kafka or similar tools. Your work will directly influence our user experience and backend service reliability.
Responsibilities
- Design and build scalable, testable, and high-performance backend services using NestJS
- Maintain and evolve existing backend applications with a focus on architecture, reliability, 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
Requirements
- Minimum 5 years of senior-level experience developing large-scale backend systems using TypeScript frameworks that follow modular, dependency-injected, clean architecture patterns (including extensive NestJS expertise)
- Experience building RESTful APIs and integrating them with frontend applications
Skills
- Proficient with Git, build tools like Webpack, and CI/CD practices
- Experience with relational and non-relational databases (e.g., PostgreSQL, MongoDB)
- Comfortable debugging and optimising complex backend systems
- Set up and maintain monitoring with tools like Grafana or similar
- Excellent communication skills in English (written and spoken)
Nice To Have
- Strong understanding of HTML, CSS, JavaScript, and the fundamentals of modern web development (useful for cross-team collaboration)
- Previous Angular production experience (beneficial when coordinating with frontend teams or working in a shared monorepo)
- Experience with Docker, Kubernetes, or other container orchestration tools
Why you'll love working with 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
- Travel with us! We host an annual team retreat at a top international location
This job is no longer accepting applications
See open jobs at 1Inch.See open jobs similar to "Senior Software Engineer, Backend (Nest.js)" Blockchain Association.