Headline

Backend Developer @ Primetrace | IIT KGP ’22 | Nest | Node.js | TypeScript | Go

About

I am a passionate and innovative software developer with a keen interest in building scalable and efficient solutions. My journey in the world of programming began with a curiosity to explore how things work, and it has evolved into a commitment to creating robust applications that make a positive impact. 🚀 What I Do Backend Development: I specialize in building distributed systems, microservices, and RESTful APIs with a holistic approach to development. I focus on clean architecture, system performance, and developer experience. 🛠 Tech I Work With: NestJS, Node.js, Go, NATS, PostgreSQL, MongoDB, Redis, Docker, TypeScript, JavaScript, Python, Jest, Testcontainers, WebSockets, Puppeteer, Cheerio, AWS, and more.

Location

Bengaluru

AI stack

claude

codex

cursor

gemini

hugging face

claudecode

Work experience

Senior Backend Engineer at Primetrace, Jan 2026 - Present · 8 mos, Bengaluru, Karnataka, India

Senior Software Development Engineer at Plena - Crypto Super App, Aug 2024 - Mar 2026 · 1 yr 8 mos, Remote, As a Senior Backend Engineer at Plena Finance, I focus on building and optimizing backend systems that power scalable financial products. My work spans distributed systems, clean architecture, and performance tuning — all aimed at delivering reliable and maintainable infrastructure. 1. Architected an LLM-powered tool that significantly reduced project scaffolding time through automated Solana, Solidity, and web app generation, improving code quality and enabling participation from non-technical stakeholders 2. Developed an anonymous payment transfer feature with a secure and reliable transaction flow 3. Integrated crypto-payment processing for the AI-coder product via third party provider to support seamless user transactions 4. Created token creation service, enabling users to mint, trade, and visualize token performance with charts and real-time price updates via websockets 5. Engineered and rebuilt a suite of distributed microservices utilizing NestJS, NATS, MongoDB, Redis, and Postgres to improve system performance and scalability 6. Designed comprehensive integration tests with Jest and Testcontainers to strengthen code reliability 7. Refactored API endpoints using CQRS and Strategy patterns, eliminating redundant code and improving maintainability across services 8. Performed memory and CPU profiling using Docker, K6, and Sentry to identify and resolve performance bottlenecks 9. Implemented service APIs for the admin dashboard, streamlining internal user management workflows 10. Built a monorepo system consolidating multiple repositories for cron jobs, listeners, and REST APIs to simplify development and deployment 11. Created a web scraper with Puppeteer and Cheerio to collect and process data from decentralized exchanges in real-time

SDE 1 at ZEE - Technology & Innovation, Nov 2023 - Aug 2024 · 10 mos

Associate Software Development Engineer at ZEE - Technology & Innovation, Jul 2022 - Nov 2023 · 1 yr 5 mos, Bangalore Urban, Karnataka, India

Research Intern at Indian Institute of Technology, Kharagpur, Apr 2021 - Apr 2022 · 1 yr 1 mo, Kharagpur, West Bengal, India, Working under Professor Adway Mitra, Centre of Excellence in Artificial Intelligence, IIT Kharagpur.

Research Intern at Institute of Natural Sciences and Applied Technology, Dec 2020 - Dec 2021 · 1 yr 1 mo, Kolkata, West Bengal, India, Working Under Dr Swarniv Chandra in the field of plasma physics. During my internship, I was a co-author of the publication "NON-LINEAR BEHAVIOUR OF DUST ACOUSTIC WAVE MODE IN A DYNAMIC DUSTY PLASMA CONTAINING NEGATIVE DUST PARTICLES AND POSITRONS" in ISSN:2223-6589.

Education

Indian Institute of Technology, Kharagpur

Public links

github: https://github.com/ansumandas441