HJ

Backend Developer · Indore, India

Himanshu Jain

I build scalable RESTful APIs and microservices, and integrate third-party services, delivering reliable systems in high-paced environments.

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About

Backend Developer with 2.5+ years of experience in building RESTful APIs, integrating third-party services, and designing and managing microservices. Proven ability to deliver scalable solutions in high-paced environments.

Skills

Languages

  • JavaScript
  • TypeScript
  • Python
  • C++

Databases

  • MySQL
  • PostgreSQL
  • MongoDB
  • TimescaleDB

Developer Tools

  • Visual Studio
  • Postman
  • Git
  • GitHub
  • Apache JMeter

Frameworks & Other

  • AWS
  • Stripe
  • ExpressJS
  • KoaJS
  • NestJS
  • Serverless
  • TypeORM
  • SequelizeJS
  • Microservices
  • Redis
  • Kafka
  • Firebase
  • OOP
  • DBMS
  • SDLC

Soft Skills

  • Team Collaboration
  • Mentorship
  • Agile

Experience

Software Development Engineer - 2 · Systango

Jan 2022 – Present
  • Built scalable backend systems and microservices, designed APIs for smooth integration between services, frontend and databases, and kept code clean and maintainable through best practices.
  • Actively participated in code reviews, mentored juniors, collaborated with cross-functional teams, and took ownership of critical modules to drive timely, high-quality releases.

Leadership & Mentorship

  • Contributed to internal projects, gaining exposure to collaboration with senior leadership.
  • Recognized multiple times by clients and project managers for consistent performance.
  • Actively involved in onboarding and training freshers with hands-on guidance and mentorship.

Projects

KTO — Kounotori

Crypto Trading Platform

  • Developed services for managing custodial blockchain wallets.
  • Implemented trading services for order execution and storage, using Redis and Kafka for inter-service communication and real-time data streaming.
  • Used TimescaleDB to store and serve crypto chart (OHLCV) data; load-tested with Apache JMeter.
  • NestJS
  • PostgreSQL
  • TimescaleDB

RFF — Reward Flight Finder

Flight availability platform

  • Built backend services collecting flight availability and schedule data from multiple sources.
  • Designed APIs for user subscriptions and key website features, using Stripe and Chargebee for payments.
  • Resolved technical issues, ran code reviews and refactored to industry best practices.
  • NodeJS
  • PostgreSQL
  • Redis

MolEvo

Microservices backend

  • Developed scalable APIs for user, admin and super-admin management on a microservices architecture.
  • Integrated Stripe for payments and subscription workflows.
  • Used the Node.js Addon API to run C++ business logic within Node.js.
  • NodeJS
  • MongoDB
  • Stripe

Education

B.Tech in Computer Science

2019 – 2023

Shri Vaishnav Institute of Technology and Science (SVVV), Indore · CGPA 7.45

Class XII (MP Board)

2018 – 2019

Govt. Excellence Higher Secondary School, Ujjain · 76%

Contact

Open to conversations about backend and microservices work.