Senior Backend Engineer developing backend systems for DeFi ecosystem at 1inch. Focus on blockchain technologies and high-performance backend systems with Nest.js and microservices architectures.
Responsibilities
Build and maintain scalable backend microservices using the Nest.js framework
Design and implement high-performance, low-latency APIs and backend systems
Monitor technical and business metrics, including error rates and uptime, to ensure service stability
Conduct regular system profiling and optimise database queries to ensure high throughput
Write clean, well-documented code while strictly adhering to internal standards and development guidelines
Set up and manage alerting systems for early detection and proactive mitigation of vulnerabilities
Participate in code reviews, architecture discussions, and agile sprint planning sessions
Stay abreast of emerging technologies to introduce new tools that enhance team efficiency and system performance
Requirements
Proven track record working within fintech, DeFi, or cryptocurrency sectors
Practical experience developing microservices architecture capable of handling high-load traffic
Advanced proficiency in Node.js and TypeScript, supported by strong SQL skills and PostgreSQL experience
Familiarity with Redis, message brokers (such as NATS, EMQX, or Kafka), and monitoring tools like Prometheus and Grafana
A solid understanding of blockchain fundamentals, Web3, and Solidity
Working knowledge of CI/CD pipelines, Docker, and fundamental Kubernetes concepts
Ability to manage metrics pipelines and configure robust alerting systems
Experience working within Scrum-based environments with an enterprise-oriented focus on structure
A proactive communicator with a quality-driven approach and strong problem-solving abilities
Willingness to adhere to a hybrid schedule, including at least three days per week on-site at the Dubai office
Benefits
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
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