Devanshu SinghSoftware Engineer
Skills
Frameworks/Languages

NodeJs, ReactJs, NextJs, Python, Java, Php, Websockets, Queuing and Cron jobs.

Server

AWS, GCP, ArgoCD, Kubernetes, DNS, Linux and self hosting

Database

MongoDB, MySql, PostgreSql, Redis, DynamoDB

Tools & Services

Git, Atlassian (Jira, Bitbucket, Confluence), Docker, Slack, Firebase, Cloudflare, OpenVPN

Education
Bachelor of Computer Applications, Bharati Vidyapeeth⁠
2017 – 2020 | New Delhi, India
High School, Chinmaya Vidyalaya
2017 | New Delhi, India
Interests
Vollyball, Badminton, Stock and Crypto trading, Gaming and Cafe hopping
References
Aman Rawat⁠, Vice President of Engineering, Trade Fantasy Games
9910273898
Yaagni Roalji⁠, Co-Founder & CTO, ZeroBalance
8320230074
About Me

I’m a dedicated software engineer with expertise in building scalable applications. I excel in microservices architecture and event-driven systems using RabbitMQ, ReactJs,NextJs, and I design solutions with MongoDB, MySQL, and Redis. My experience includes integrating third-party and RESTful APIs for seamless data exchange. As a team leader, I effectively collaborate with frontend developers, DevOps, and testers to drive product development from concept to launch. Skilled in project management, I focus on planning and meeting deadlines for product features while ensuring high-quality, maintainable code and delivering exceptional user experiences.

Professional Experience
Interactive Advertising Bureau (IAB), Software Engineer
August 2025
  • •Build new tools and services for our clients
  • •Migrated multiple services from Java to NodeJs and ReactJs services
  • •Building an centralized authentication and authorization service using KeyCloak (Self Hosted on GCP)
  • •Added backups and rollbacks for databases
  • •Optimized python crawlers by 70%
    • Trade Fantasy Games⁠, Lead Developer
    December 2023 – June 2025 | New Delhi, India
  • •Engineered secure and scalable game logic for real-time transaction-based systems, similar to micro-payment architecture used in fintech platforms
  • •Led a team of developers, collaborating closely with testers, DevOps, and the Product Manager to ensure timely and high-quality releases.
  • •Successfully managed a high-stakes 10 crore contest with 1 million users in production, ensuring seamless user experience and high system reliability.
  • •Configured load balancers for high availability, managed GCP services, set up Kubernetes, Nginx and maintained development and production environments.
  • •Optimized database architecture using MySQL, MongoDB, and Redis. reducing query response times by 60% through effective caching/indexing and setting up mongo read write replicas.
  • •Implemented an event-driven architecture using RabbitMQ to efficiently process tasks asynchronously, optimizing pre & post match functionalities.
  • •Independently built a multiplayer card game using Socket.IO, demonstrating proficiency in real-time application development
    • Zerobalance⁠, MERN Stack Founding Engineer
    June 2022 – December 2023 | Ahemdabad, India
  • •Set up EC2 instances and databases.
  • •Worked on MVPs of our product, designed user flows, documentation, API testing and app testing
  • •Integrated third party APIs of our vendors, SocketIo, Redis, Crons, Rate limiting, OneSignal, MixPanel while maintaining Logs.
  • •Launched our 2nd product GoldPe(Prized Linked savings app) with new sets of API within 40 days, worked on designing features, late night meetings to push the production.
  • •Building a fully functional dashboard in ReactJs
    • WheeBox⁠, Java Developer Intern
    April 2021 – October 2021 | Gurgaon, India

    Learnt technologies like Spring4, hibernate, ajax/jquery, MySql, html and css.

  • •Wrote clean code for functional web application under instructions of senior developer
  • •Added two functionalities - Dynamic form builder and analyze students grades