Node js Developer (contract)

This role suits engineers who enjoy ownership, clean architecture, and solving performance problems — not just writing endpoints.

Responsibilities

• Design and develop backend services using Node.js (TypeScript)




• Build and maintain REST/GraphQL APIs




• Design scalable system architecture and data models




• Integrate third-party services and internal microservices




• Optimize performance, reliability, and observability




• Write unit & integration tests




• Participate in code reviews and technical discussions




• Collaborate with DevOps on deployment & monitoring




• Troubleshoot production issues and improve system stability

Must-have Requirements

• 3+ years of backend development experience




• Strong experience with Node.js (Express / NestJS / Fastify)




• Solid understanding of asynchronous programming & event loop




• Experience with relational or NoSQL databases (PostgreSQL / MongoDB)




• Experience designing REST APIs




• Familiarity with Docker




• Experience with Git workflows and CI/CD




• English: Intermediate+ (for technical communication)

Nice-to-have

• Experience with microservices architecture




• Message brokers (Kafka / RabbitMQ / SQS)




• GraphQL




• Redis / caching strategies




• Cloud platforms (AWS / GCP / Azure)




• Performance optimization & profiling




• Kubernetes




• Experience working in product teams