Senior Backend Engineer

We are seeking a Senior Backend Engineer to design, build, and maintain scalable backend systems powering mission-critical applications. You will play a key role in system architecture, performance, security, and mentoring junior engineers.

• Design and implement scalable backend services and APIs.
• Build and maintain systems using Node.js, NestJS, and Python.
• Design RESTful and event-driven microservices architectures.
• Integrate third-party services and internal APIs.
• Optimize performance, reliability, and scalability.
• Write clean, testable, and secure code.
• Collaborate with frontend, DevOps, and security teams.
• Participate in architecture and code reviews.

• Strong experience with Node.js and NestJS.
• Proficiency in Python for backend services or automation.
• Experience designing APIs (REST, GraphQL).
• Solid understanding of databases (SQL & NoSQL).
• Experience with Docker and containerized services.
• Strong Git and code review practices.
• Familiarity with API testing tools like Postman.

• Experience with AWS cloud services.
• Knowledge of message queues and event systems.
• Experience in fintech or payments systems.
• Understanding of security best practices.