Software Engineer, Backend (TypeScript.js Or Node.Js)

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're looking for multiple enterprise-oriented Backend Software Engineers with a focus on structure and scalability. You'll be responsible for developing high-performance, scalable backend systems for our core infrastructure, including services like History, Tokens, Prices, and BFF. This role requires expertise in the Node.js or Typescript.js ecosystems as well as experience with microservices architecture and various storage and monitoring tools.
You'll need a basic knowledge of blockchain technologies and be comfortable working in a Scrum-based, agile environment. The position is based on a hybrid schedule, with a minimum of three days per week on-site in our Dubai office.
Responsibilities

• Designing and implementing scalable microservices and high-performance APIs
• Ensuring low latency and high throughput in service architecture
• Monitoring technical and business metrics and setting up alerting systems for early incident detection
• Performing regular profiling and system performance analysis to optimise backend components, including database queries and response times
• Participating in code reviews and engaging in architecture discussions and sprint planning sessions
• Ensuring backend systems are secure, scalable, and resilient
• Proactively identifying and mitigating system vulnerabilities
  

Requirements

• Previous experience working in fintech, DeFi, or crypto projects
• Experience with microservices architecture in a high-load environment
• Experience setting up and managing metrics pipelines and alerting systems
  

Skills

• Proficient in Node.js/TypeScript with strong SQL skills and PostgreSQL experience
• Familiar with Redis, message brokers (e.g. NATS, EMQX, Kafka), and monitoring tools (Prometheus, Grafana)
• Good understanding of blockchain fundamentals, Web3, and Solidity
• Knowledge of CI/CD pipelines, Docker, and basic Kubernetes concepts
• Strong problem-solving abilities, proactive communication, and quality-driven mindset
  

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Nice To Have

• Nest.js
• Knowledge of event-driven architecture
• Knowledge of Web3 libraries (ethers.js, web3.js) for blockchain interactions
  

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
  

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.