Nikhilkumar Varma

Full Stack Engineer with 2+ years of experience building scalable web applications using Node.js, NestJS, and ReactJS. Strong in designing REST APIs, optimizing PostgreSQL / MongoDB databases, and developing high-performance backend systems with a focus on clean architecture, scalability, and production-ready delivery.

Software Engineer (Backend) - Nimap Infotech - Mumbai, India

(2024-10)

• Engineered backend services for Muthoot eSwarna(Client), a high-scale digital gold platform, managing buy/sell/redeem transactions and merchant operations for 10,000+ users with 99.9% uptime.
• Improved API performance by 25% across admin and branch portals using PostgreSQL indexing, Redis caching, and modular middleware optimization.
• Built end-to-end features for the new Digio-based KYC service, automating document verification workflows and reducing manual processing efforts for 200+ monthly users.
• Implemented asynchronous email and SMS notification services using BullMQ and Redis, enabling reliable processing of 100+ daily alerts without impacting API response times.
• Developed scalable backend APIs and automated notification workflows for real-time tracking and monitoring systems, improving operational efficiency and user communication.
• Managed CI/CD pipelines and production deployments using containerized workflows, ensuring zero-downtime releases and stable backend operations.
• Tech Stack: NodeJS, PostgreSQL, BullMQ, Podman, ReactJS.

Backend Development Intern - Nimap Infotech - Mumbai, India

(2024-06 - 2024-09)

• Modernized a legacy PHP monolith into a modular backend using NestJS and TypeScript, improving scalability, maintainability, and separation of concerns through feature-based modules.
• Migrated 50,000+ records to an optimized MySQL schema with zero data loss, while implementing JWT, RBAC, and securing 30+ API endpoints.
• Automated weekly/monthly reports and payment reminders using cron jobs, and developed comprehensive Swagger API documentation for 25+ endpoints to streamline front-end integration and on-boarding.
• Tech Stack: NestJS, TypeScript, MySQL, Redis, JWT, Multer, NodeMailer, Swagger, Postman.

Bachelor of Engineering - Information Technology - Vasantdada Patil Pratishthan's College of Engineering and Visual Arts (2024-06)