Ajay Kumar Gupta

Full Stack Developer at E9 · Internet Company
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Location
Bengaluru, Karnataka, India, IN

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Shubhodeep Mukherjee

Ajay is one of the best minds I've come across. He is the quickest to understand the problem statement and get onto with building the perfect solution. His talent to be stack agnostic makes him perfect for a fast paced team. His contribution is far more effective than his number of experience.

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Credentials

  • Server-side Development with NodeJS, Express and MongoDB
    Coursera
    Nov, 2020
    - Sep, 2024
  • Front-End Web Development with React
    Coursera
    Oct, 2020
    - Sep, 2024
  • Front-End Web UI Frameworks and Tools: Bootstrap 4
    Coursera
    Aug, 2020
    - Sep, 2024
  • The Bits and Bytes of Computer Networking
    Coursera
    Aug, 2020
    - Sep, 2024

Experience

    • United Kingdom
    • Software Development
    • 1 - 100 Employee
    • Full Stack Developer
      • Oct 2023 - Present
    • India
    • E-Learning Providers
    • 1 - 100 Employee
    • Software Development Engineer
      • Mar 2022 - Sep 2023

      • Developed and maintained backend for Winuall coaching management web/app for 5000+ tutors. App contains quizzes, fees, attendance, homework, doubts, content, revenue dashboard and store ( for selling online courses, books , webinar etc.) modules. • Developed high-performance payment wiring system (transfer of funds to clients' bank accounts) leveraging RabbitMQ for seamless transaction handling of millions of transactions. Collaborated with a skilled team to optimize performance and… Show more • Developed and maintained backend for Winuall coaching management web/app for 5000+ tutors. App contains quizzes, fees, attendance, homework, doubts, content, revenue dashboard and store ( for selling online courses, books , webinar etc.) modules. • Developed high-performance payment wiring system (transfer of funds to clients' bank accounts) leveraging RabbitMQ for seamless transaction handling of millions of transactions. Collaborated with a skilled team to optimize performance and scalability, ensuring efficient processing of payment requests and reliable system operation. • Built three microservices for Edify app with 1000+ resellers selling electronics, mobiles, and online courses using Golang, NodeJS, MongoDB,PostgreSQL, Typescript, ExpressJS, Redis. • Created scalable APIs and optimized existing ones to handle millions of requests daily. Built payment microservice with hybrid payment gateway, processed 6 crore payments/month, and saved lakhs in transaction fees. • Developed a robust Payment Platform enabling seamless transfer of funds to clients' bank accounts through Yes Bank, ensuring security and regulatory compliance. Collaborated with a cross-functional team, designed payment protocols and integrated with Yes Bank's API • Contributed to CI/CD pipeline, code reviews, and unit testing. • Developed backend for procurement app selling books and stationery to tutors using Golang and PostgreSQL. • Created microservice for plugin using Golang and MongoDB and worked on different plugins. • Developed Rust microservice for sending analytics events from mobile and web apps. Show less • Developed and maintained backend for Winuall coaching management web/app for 5000+ tutors. App contains quizzes, fees, attendance, homework, doubts, content, revenue dashboard and store ( for selling online courses, books , webinar etc.) modules. • Developed high-performance payment wiring system (transfer of funds to clients' bank accounts) leveraging RabbitMQ for seamless transaction handling of millions of transactions. Collaborated with a skilled team to optimize performance and… Show more • Developed and maintained backend for Winuall coaching management web/app for 5000+ tutors. App contains quizzes, fees, attendance, homework, doubts, content, revenue dashboard and store ( for selling online courses, books , webinar etc.) modules. • Developed high-performance payment wiring system (transfer of funds to clients' bank accounts) leveraging RabbitMQ for seamless transaction handling of millions of transactions. Collaborated with a skilled team to optimize performance and scalability, ensuring efficient processing of payment requests and reliable system operation. • Built three microservices for Edify app with 1000+ resellers selling electronics, mobiles, and online courses using Golang, NodeJS, MongoDB,PostgreSQL, Typescript, ExpressJS, Redis. • Created scalable APIs and optimized existing ones to handle millions of requests daily. Built payment microservice with hybrid payment gateway, processed 6 crore payments/month, and saved lakhs in transaction fees. • Developed a robust Payment Platform enabling seamless transfer of funds to clients' bank accounts through Yes Bank, ensuring security and regulatory compliance. Collaborated with a cross-functional team, designed payment protocols and integrated with Yes Bank's API • Contributed to CI/CD pipeline, code reviews, and unit testing. • Developed backend for procurement app selling books and stationery to tutors using Golang and PostgreSQL. • Created microservice for plugin using Golang and MongoDB and worked on different plugins. • Developed Rust microservice for sending analytics events from mobile and web apps. Show less

    • India
    • Education
    • 1 - 100 Employee
    • Back End Developer
      • May 2021 - Aug 2021

      • Created and deployed routes into AWS Lambda written in NodeJS, ExpressJS • Created API in AWS API Gateway. • Tested routes and checked logs in AWS CloudWatch. • Created login, registration system in ReactJS Including LinkedIn, Google & Google One Tap • Created user migration system using AWS Cognito. • Created and deployed routes into AWS Lambda written in NodeJS, ExpressJS • Created API in AWS API Gateway. • Tested routes and checked logs in AWS CloudWatch. • Created login, registration system in ReactJS Including LinkedIn, Google & Google One Tap • Created user migration system using AWS Cognito.

Education

  • Poornima University
    BTech - Bachelor of Technology, Computer Engineering
    2018 - 2022
  • Rawat Public School
    Senior Secondary (12th ), Science (Physics, Chemistry, Math)
    2016 - 2017
  • Rawat Public School
    Secondary ( 10th ), 89.33 %
    2014 - 2015

Community

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