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Abhirup Datta

I’m Abhirup Datta, a frontend-focused developer with experience in React, TypeScript, and Node.js. I’ve led projects ranging from migrating large codebases to building full-stack applications and launching my own productivity app. Passionate about clean, scalable design and performance optimization, I enjoy turning complex challenges into simple, user-friendly solutions.

  • Role

    Senior Frontend Developer

  • Years of Experience

    8.4 years

  • Professional Portfolio

    View here

Skillsets

  • Hono.js
  • Google Cloud Platform
  • webpack
  • Shadcn ui
  • Redux
  • React Native
  • PostgreSQL
  • Node.js
  • Microsoft codepush
  • HTML5
  • JavaScript - 5 Years
  • Git
  • CSS3
  • Clerk
  • REST
  • Cloudinary
  • Drizzle orm
  • Tailwind CSS
  • TypeScript
  • React.js

Professional Summary

8.4Years
  • Apr, 2026 - Present 6 months

    SDE 2

    Nineleaps
  • Jul, 2024 - May, 2025 10 months

    Senior Frontend Developer

    Mondee
  • Jul, 2025 - Mar, 2026 8 months

    Career transition

    Career break
  • Dec, 2019 - Jul, 2020 7 months

    Full Stack Developer

    Conflux Technologies
  • Aug, 2020 - Aug, 20233 yr

    UI Engineer I UI Engineer 2

    Letstransport
  • Sep, 2023 - May, 2024 8 months

    Founder & Developer

    Achiev
  • Jul, 2018 - Nov, 20191 yr 4 months

    Systems Engineer

    Infosys

Applications & Tools Known

  • icon-tool

    Git

  • icon-tool

    PyCharm

  • icon-tool

    Google Cloud Platform

  • icon-tool

    Spring Boot

  • icon-tool

    Google Cloud

Work History

8.4Years

SDE 2

Nineleaps
Apr, 2026 - Present 6 months

Senior Frontend Developer

Mondee
Jul, 2024 - May, 2025 10 months
    Led end-to-end migration of the frontend codebase from JavaScript to TypeScript, improving type safety and significantly reducing runtime errors across the product. Upgraded legacy Webpack and Node.js versions, achieving measurable improvements in build speed and developer workflow efficiency. Optimized chatbot UI, resolved production bugs, and delivered UX enhancements that improved response accuracy and user interaction quality. Revamped Model Studio layout, adding image-upload capabilities and refined model parameter controls, enhancing the AI configuration experience.

Career transition

Career break
Jul, 2025 - Mar, 2026 8 months

Founder & Developer

Achiev
Sep, 2023 - May, 2024 8 months
    Conceived and shipped a personal productivity mobile app end-to-end from ideation and architecture through market launch as sole technical lead. Architected a scalable RESTful backend using NestJS and Node.js, deployed and managed on Google Cloud Platform. Collaborated cross-functionally with a co-developer to ship the Android application using React Native, ensuring seamless cross-platform UX. Managed backend deployment on Google Cloud Platform.

UI Engineer I UI Engineer 2

Letstransport
Aug, 2020 - Aug, 20233 yr
    Refactored login/register flows and redesigned the Partner App home layout, directly increasing driver onboarding conversion rates. Built a real-time bid management dashboard from scratch, enabling logistics coordinators to optimize booking fulfillment efficiently. Implemented Two-Factor Authentication in the internal ops dashboard, improving platform security for admin users. Authored and published a shared ESLint configuration as an internal NPM library, standardizing code quality across frontend teams. Integrated Microsoft CodePush for seamless OTA (over-the-air) updates, reducing app store release cycles and improving time-to-patch. Developed reusable component library using React Native Paper, forming the foundation of the in-house design system.

Full Stack Developer

Conflux Technologies
Dec, 2019 - Jul, 2020 7 months
    Developed REST APIs with Spring Boot and built frontend features for Finflux Web, a microfinance Loan Management System. Enhanced role-based authentication using config-driven frontend code, improving security and maintainability.

Systems Engineer

Infosys
Jul, 2018 - Nov, 20191 yr 4 months
    Completed intensive JavaScript Developer training (MEAN Stack) and specialized in React.js frontend development.

Achievements

  • Higher Secondary Education - 96%

Major Projects

2Projects

CourseX Learning Management Platform

    Built a full-stack LMS supporting student and instructor roles with Clerk authentication and route-switching by user type. Designed hierarchical course structure with drag-and-drop, progress tracking, and product bundling. Responsive UI with React, TypeScript, and Shadcn UI; backend powered by Hono.js, Drizzle ORM, and NeonDB (PostgreSQL).

AudioBrief AI-Powered YouTube Content Generator

    Engineered an automated content pipeline that transforms raw audio files into SEO-optimized YouTube titles, descriptions, and thumbnails using the OpenRouter API. Built a custom drag-and-drop file uploader and integrated generative AI models for high-resolution, context-aware thumbnails.

Education

  • B.Tech - Electronics & Communication Engineering

    National Institute of Technology, Agartala (2018)

Certifications

  • Modern application development - nptel- iit