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Backend Engineer with 2+ years in Node.js, Microservices & Payments
AI is analyzing your overall score…
Identifying your key strengths…
Evaluating your skill match against the job requirements…
Assessing your cultural and operational fit
Backend Engineer with hands-on experience in building secure, scalable, payment-oriented systems using Node.js, Fastify, PostgreSQL, MongoDB, Redis and microservices architecture. Strong in DSA, system design fundamentals, authentication, message queues, and backend performance optimization. Passionate about designing production-ready systems.
Nixo Payment Solution Pvt. Ltd
Software Developer
January 1, 2025 – Present
India
INTERN-Remote
Backend Developer
July 1, 2024 – December 1, 2024
India
Zingoy-like Cashback & Gift Card Platform
June 28, 2026 – Present
Designed and developed a microservices-based backend architecture for cashback and gift card management. Built independent services for users, products, offers, cashback tracking, and transactions. Implemented JWT-based authentication and authorization across services. Integrated RabbitMQ message queues for reliable inter-service communication. Ensured scalability, modularity, and maintainability through clean code and service isolation.
RCN Recharge & Utility Payments Platform
June 28, 2026 – Present
Built a scalable backend system for a multi-service recharge and bill payment platform supporting mobile prepaid/postpaid, DTH, broadband, electricity, gas, and FASTag payments. Designed class-based, modular architecture using TypeScript for maintainable and production-ready code. Implemented secure payment gateway integration with end-to-end transaction handling, status tracking, and failure recovery. Used Redis caching for fast operator lookup, transaction idempotency, and performance optimization under high traffic. Added rate limiting and request validation to prevent abuse and ensure API reliability. Integrated centralized logging system for request tracing, error monitoring, and audit trails. Developed robust REST APIs for recharge processing, bill fetch, payment confirmation, and transaction history. Ensured high availability and scalability by following best practices in backend design and data handling.
Cultural Fit Analysis
The candidate's projects demonstrate a strong focus on payment and utility platforms, which aligns well with roles requiring robust, secure, and high-performance backend systems. The use of diverse technologies (Node.js, TypeScript, PostgreSQL, MongoDB, Redis, RabbitMQ, Kafka, AWS EC2, Docker) indicates a willingness to learn and adapt. The personal projects show initiative and a passion for building complex systems. However, the experience is relatively short, and the projects, while technically sound, are personal initiatives rather than team-based corporate projects, which might limit exposure to broader team dynamics and corporate culture. The current role is very recent, making it difficult to assess long-term commitment or adaptability within a corporate structure.
Soft Skills & Operational Fit
The candidate's project descriptions indicate an understanding of building scalable, maintainable, and production-ready systems, suggesting a focus on operational excellence. The emphasis on clean code, modular architecture, and centralized error handling points to good practices. Collaboration with cross-functional teams is mentioned, indicating an ability to work in a team environment. However, without specific psychometric or English test results, a deeper assessment of soft skills and operational fit is limited.