Harsh Raj

Senior Frontend Engineer

Building performant frontend platforms, browser-automation systems, and AI-powered developer tools.

  • 4+ Years
  • React
  • TypeScript
  • Performance Engineering
devlens — zsh
4+
Years Experience
1
Developer Platform
300+
DSA Problems Solved
4
Engineers Mentored
Currently building

DevLens — AI Frontend Engineering Platform

A platform that helps engineers analyze frontend performance, bundle composition, memory usage, and application architecture — using the Chrome DevTools Protocol, Lighthouse, and AI-assisted insights.

Current focus

  • Source-map based bundle analysis
  • Architecture recommendations
  • Performance regression detection
  • GitHub CI integration
View project

Experience

Platforms, performance tooling, browser-automation systems, and AI-assisted engineering — built at 314e Corporation. Expand a product for the problem, my contribution, and the engineering decisions.

Senior Software Engineer

Jul 2025 – Present

314e Corporation

Enterprise healthcare platforms, browser-automation systems, and desktop automation runtimes for healthcare workflows.

  • React
  • TypeScript
  • Next.js
  • Playwright
  • Python
  • Robot Framework
  • Chrome Extensions
  • Cloudflare
  • GitHub Actions

Software Development Engineer

Jun 2022 – Jul 2025

314e Corporation

Frontend platforms and performance-critical healthcare products; mentored engineers.

  • React
  • TypeScript
  • TanStack Query
  • Zustand
  • Ant Design
  • Web Workers

Projects

Side projects and experiments — built to learn, ship, and play.

  • IPL Dashboard screenshot

    IPL Dashboard

    A cricket dashboard for the IPL — browse teams, matches, and season stats. Built with Next.js + TypeScript.

    • Next.js
    • TypeScript
    • React
    • Vercel
  • Fun Zone screenshot

    Fun Zone

    A Flutter web-app where we can play offline puzzle games like Connect 4, Solitaire, Tic-Tac-Toe, Minesweeper, Fifteen.

    • Flutter
    • Dart
    • Web
    • Games
  • Time Tracker screenshot

    Time Tracker

    A flutter app comprising of clock, timer and stopwatch

    • Flutter
    • Dart
    • Mobile
    • Web
  • Image Copyright management system screenshot

    Image Copyright management system

    This system gives users an option to encrypt their personal information with their piece of art and register it on the blockchain, at the same time using image processing algorithms makes sure no duplicity or piracy of your work.

    • Blockchain
    • Image Processing
    • Security
    • 📄 FICTA-2021

Publications

Medical Image Protection using Blockchain for E-healthcare System

FICTA-2021 · Springer — Smart Innovation, Systems and Technologies

  • Blockchain-based system for medical image protection
  • Enhanced security for sensitive healthcare data
  • Cryptographic techniques for image encryption
  • Published in Springer's Smart Innovation, Systems and Technologies series
  • Blockchain
  • Healthcare
  • Image Processing
  • Security
  • Springer
See the implementation ↓
FICTA-2021 conference certificate
View certificate PDF

Problem solving

Problem solving is an integral part of my engineering practice. I actively work through data structures, algorithms, and competitive programming to sharpen analytical thinking — 300+ problems across platforms.

  • LeetCode

    250+ solved

    Data structures · algorithms · SQL

    • Arrays
    • Graphs
    • DP
    • Trees
    View profile
  • Codeforces

    Specialist

    Max rating 1457 · 180+ problems

    • Competitive Programming
    View profile
  • CodeChef

    3★

    Competitive programming

    • Contests
    View profile

Get in touch

Contact Me

Open to new opportunities and conversations about frontend performance, developer tooling, and hard UI engineering problems. Drop a message — I'll get back to you.

GitHub Activity

@hraj6056