Chinmay Deolekar

Results-driven Backend Engineer with 3 years of experience building scalable, production-grade Node.js (Express.js, NestJS) applications. Proven expertise in designing RESTful and event-driven microservices, real-time systems (Socket.IO), and integrating third-party platforms including payment gateways (Razorpay), cloud services (AWS S3, Bedrock, Transcribe, Recognition), and AI/LLM frameworks (LangChain, AWS Bedrock, Google Gemini). Experienced with PostgreSQL and MongoDB, Docker containerization, CI/CD pipelines, Redis/BullMQ background job processing, and Agile development workflows.

Demonstrated ability to own complex backend systems end-to-end — from architecture and API design to deployment and performance optimization.

Associate Software Developer - Nimap Infotech

(2022-01)

• Engineered and maintained backend microservices using Node.js (Express.js, NestJS), TypeScript, and JavaScript, serving multiple production applications.
• Designed RESTful APIs and optimized MongoDB and PostgreSQL schemas; integrated Razorpay with HMAC webhook verification and idempotent transaction handling.
• Built real-time systems using Socket.IO and Agora SDK; integrated AWS services including S3, Bedrock (LLM), Transcribe, and Rekognition across projects.
• Implemented background job pipelines with BullMQ/Redis and deployed applications via Docker including DC-DR dual-server architecture.
• Integrated Meta WhatsApp API (NestJS) to build subscription, registration, and in-chat payment flows for a production WhatsApp bot.
• Collaborated cross-functionally using Git, Agile/Scrum, and CI/CD workflows; enforced code quality with Husky pre-commit hooks and ESLint.

Bachelor of Engineering - Computer Science - Bharat College of Engineering

Higher Secondary Certificate (HSC) - Saket College of Science, Arts and Commerce

Secondary School Certificate (SSC) - Carmel Convent High School