I am an agile software developer engineer with a knack for crafting innovative solutions. My expertise includes Java, Spring Boot, Node.js, REST APIs, AWS, Microservices, databases, Kafka, etc. I’ve achieved a 3-star CodeChef rating (1639) and actively contribute to building scalable products using cutting-edge technologies. My experience in startups has equipped me with a deep understanding of user-centric solutions, technology adoption, and the importance of accessible platforms. I have significantly contributed to product development in the Educational and Agricultural sectors, improving the functionality and user experience for 40 million users globally and 100,000 nationwide, respectively.…

Vaibhav Gupta

I am an agile software developer engineer with a knack for crafting innovative solutions. My expertise includes Java, Spring Boot, Node.js, REST APIs, AWS, Microservices, databases, Kafka, etc. I’ve achieved a 3-star CodeChef rating (1639) and actively contribute to building scalable products using cutting-edge technologies. My experience in startups has equipped me with a deep understanding of user-centric solutions, technology adoption, and the importance of accessible platforms. I have significantly contributed to product development in the Educational and Agricultural sectors, improving the functionality and user experience for 40 million users globally and 100,000 nationwide, respectively.…

Available to hire

I am an agile software developer engineer with a knack for crafting innovative solutions. My expertise includes Java, Spring Boot, Node.js, REST APIs, AWS, Microservices, databases, Kafka, etc. I’ve achieved a 3-star CodeChef rating (1639) and actively contribute to building scalable products using cutting-edge technologies.
My experience in startups has equipped me with a deep understanding of user-centric solutions, technology adoption, and the importance of accessible platforms. I have significantly contributed to product development in the Educational and Agricultural sectors, improving the functionality and user experience for 40 million users globally and 100,000 nationwide, respectively.

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Skills

Experience Level

API
Expert
PostgreSQL
Expert
Express
Expert
Github
Expert
HTML5
Expert
Java
Expert
Node.js
Expert
LinkedIn
Expert
MongoDB
Expert
Spring
Expert
Claude
Expert
MySQL
Expert
ChatGPT
Expert
SQL
Expert
JavaScript
Expert
CSS
Expert
AWS
Expert
Android
Expert
Python
Expert
Ruby on Rails
Intermediate
React JS
Intermediate
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Language

English
Fluent
Hindi
Fluent

Work Experience

Full stack developer at Greenfortune Windows and Doors
March 16, 2025 - July 16, 2025
Digitalised end-to-end operations — from sales → production → installation → handover → after-sales service — replacing Excel, WhatsApp, and email workflows with a unified ERP-like system, improving cross-departmental visibility and reducing delays. -Designed the B2C tool architecture for the sales team, enabling real-time lead assignment, status tracking, quotation sharing, and payment collection, significantly improving sales efficiency. -Built the leads management module with automated customer assignment based on role hierarchy, integrated Cashfree APIs for token, advance, and final payment collection, ensuring secure transactions. -Developed a surveys module with strict 1:1 order mapping, unique constraints, and GPS-enabled tracking to ensure data integrity and accurate final measurements before production. -Enhanced operational workflows for 500+ vendors and internal teams by implementing centralized data management for product, packaging, payment, outlet, and billing information.
Full stack developer at Devtown(Client: Torus Innotech Private Limited)
April 28, 2024 - February 1, 2025
Centralized operations for 500-1000 vendors and owners in the initial stages, allowing organized administration of product information, packaging details, payment details, outlet details, customer information, and billing data across a vast network. -Worked on developing a fully functional web application from scratch using Node.js, creating and deploying database-backed web APIs, and implementing secure user authentication and access control for an application backend. - Implemented key features such as custom pricing calculations, discount handling, and multi-product return handling, improving user experience and operational efficiency. -Developed a comprehensive billing, invoice creation system, and challan management system streamlining financial operations by implementing API-driven solutions, allowing efficient tracking and management of product dispatch.
Software Developer Engineer Intern at SplashLearn
May 22, 2023 - November 30, 2023
Contributed to the development of the backend of the Springboard project, a platform for a 10-week contest engaging over 500,000 students from Kindergarten to grade 5 across the USA and Canada, using Spring Boot in Java. - Designed, implemented, and tested REST APIs on different environments for creating contests, managing weekly contest intervals, implementing points systems, and generating performance-based student certificates in each of the weekly contests. - Analyzed source code to identify functionality issues and boosted mail communication efficiency by 35% by migrating API calls to Kafka, enabling simultaneous processing of diverse mail and reducing communication delays. - Enhanced the back-end system's reliability, scalability, and performance after deployment, strengthening its capacity to efficiently manage mail communications and client interactions for a student base exceeding 40 million users worldwide.

Education

B.Tech in Information Technology at Birla Institute of Technology Mesra
August 2, 2019 - May 15, 2023

Qualifications

NPTEL Certified in Python
November 20, 2023 - August 20, 2025
Scaler certification in Node.js
May 30, 2024 - August 20, 2025
Fundamentals of Java for software development by Progate
September 20, 2020 - August 20, 2025

Industry Experience

Agriculture & Mining, Education, Manufacturing
    paper Customer Inquiry App

    https://www.twine.net/signin

    A simple mobile version of the web based app of ‘Branch International’ that could be used to respond to customer inquiries while on the go. The app interacts with the provided REST API

    paper Social Media App

    https://www.twine.net/signin
    A console social media application that allows users to upload posts like pictures, blogs etc, interact with others’ posts, and follow other users on the platform. The app is built on spring boot

    paper NotesApp

    https://www.twine.net/signin

    This app is a Notes app/NotesList app where users can add as many notes as they want and delete node until the ListView is empty. The notes remain stored even if a user exits the application

    paper AppForTexting

    https://www.twine.net/signin

    The texting app integrates with WhatsApp API, allowing users to send messages to other users without having to save their contact numbers on their devices. This simplifies communication and ensures that users can stay connected with their contacts effortlessly.

    paper ProdigyProgramAssignment

    https://www.twine.net/signin
    As part of the Prodigy Programs, users are provided 5-minute per day plans , which they can view everyday and mark as complete in the app to track their progress

    paper MovieTrailer App

    https://www.twine.net/signin
    • Customized a timer-based quiz app, challenging users to answer as many questions as possible within a default 30-second time limit,
    with the option to adjust time settings and replay the game.
    • Utilized Java to manage user interactions, including question prompts and score increment by 1, and integrated XML to design a
    visually appealing user interface.
    • Connected the app to Firebase for real-time data synchronization and user authentication, enhancing app functionality and security.

    paper BrainTrainer App

    https://www.twine.net/signin

    • Customized a timer-based quiz app, challenging users to answer as many questions as possible within a default 30-second time limit,
    with the option to adjust time settings and replay the game.
    • Utilized Java to manage user interactions, including question prompts and score increment by 1, and integrated XML to design a
    visually appealing user interface.
    • Connected the app to Firebase for real-time data synchronization and user authentication, enhancing app functionality and security.