Camera data never leaves the browser. Everything runs locally.
Available for New Opportunities

Harsh Chauhan

I build high-performance web applications and AI-driven solutions that scale. As a Full-Stack Engineer, I specialize in developing custom SaaS platforms, real-time data systems, and intelligent product architectures that solve complex business challenges.

Ahmedabad, India
View My Work Get In Touch Resume
0
Years Experience
0
Projects Shipped
0
Production Apps
0
Employee of Month
Scroll
About Me

Engineering with purpose & precision

I am a Full-Stack Engineer who approaches development with a product mindset. I combine deep technical expertise with a strong focus on driving user impact and achieving tangible business outcomes.

// profile.ts

Versatile Full Stack Developer with 4+ years of hands-on experience in building scalable web applications using React.js, Next.js, Node.js, JavaScript, and TypeScript. Experienced in developing SaaS platforms, document management systems, electronic signature workflows, real-time applications, and AI-powered solutions. Strong expertise in REST APIs, cloud deployment, system integration, performance optimization, and delivering enterprise-grade products in agile environments.

Gujarat Technological University

Ahmedabad, India

• Bachelor of Computer Application (BCA)

• Master of Computer Application (MCA)

Web TechnologiesData StructuresAlgorithmsMachine Learning

Engineering Excellence

Obsessed with clean, maintainable code. I follow SOLID principles and invest in architecture that scales.

AI-Powered Solutions

Hands-on with LangChain, LLaMA, and automation tools like n8n and crewAI to build next-gen products.

Full-Stack Depth

I oversee the entire product lifecycle, handling everything from responsive React interfaces to robust Node.js architectures and cloud deployments.

Shipping at Speed

As an agile practitioner with a bias for action, I deliver high-quality features rapidly and have successfully scaled multiple production applications.

Skills & Expertise

Technologies I master & love

I have 4+ years of hands-on experience navigating a diverse full-stack ecosystem, ranging from interactive React UIs to scalable cloud infrastructure and complex AI integrations.

Frontend

6 core technologies

React.js95%
Next.js92%
TypeScript88%
JavaScript95%
HTML5 / CSS390%
MUI / Bootstrap85%
React.jsNext.jsTypeScriptJavaScriptHTML5 / CSS3MUI / Bootstrap
Experience

My professional journey

With over 4 years of experience building and shipping production-grade software at OneClick IT Consultancy, I oversee everything from initial concept to final deployment.

OC

OneClick IT Consultancy Pvt. Ltd.

Current

Full Stack Developer

Apr 2022 – Present📍 Ahmedabad, India

Key Contributions

Developed and maintained full-stack solutions for white-label SaaS platforms in travel and safety domains

Led the development of OC Travel, a white-label travel platform featuring seamless flight booking and travel package management, built with Next.js and React

Engineered TrackingAPP, a safety application providing real-time Google Maps location tracking and emergency messaging functionalities

Designed and implemented Baymax, a healthcare chatbot that offers multilingual responses powered by AI integrations and custom APIs

Created real-time transcription and recording tools for Google Meet with multilingual support using WebSockets, Whisper, and Python

Mentored junior developers and implemented agile practices for faster release cycles

Technologies Used

React.jsNext.jsNode.jsTypeScriptLangChainWebSocketsGoogle Maps APIGCPFirebasePython
Joined Apr 2022 · 4+ years and growing 🚀
OneClick IT
Company
Full Stack Dev
Role
4+ Years
Duration
10+
Projects Led
Projects

Things I've built & shipped

A collection of production-ready applications spanning SaaS platforms, AI systems, real-time tools, and enterprise dashboards.

Featured
SaaS

Document eSignature Platform

Enterprise-grade SaaS Document Workflow

A SaaS-based document eSignature platform enabling secure digital document workflows and electronic signing processes for enterprises.

React.jsNext.jsNode.jsREST APIsFirebase

📅 2026 – Present

Featured
Extension

AI Chats Organizer

#1 AI Chat Organizer Extension

A powerful Chrome Extension that allows you to effortlessly organize your AI conversations into folders with drag & drop. Supports ChatGPT, Google Gemini, and Claude.ai.

JavaScriptChrome Extension APIReact.js

📅 2025

Featured
Extension

SmartSelekt

Instant AI Summaries for Any Webpage

A productivity Chrome Extension that allows users to select text on any website to receive instant AI-powered summaries, track resources, and chat with the summarized content.

JavaScriptChrome Extension APIAIReact.js

📅 2025

Featured
AI/ML

AI Itinerary Management System

Travel Planner Agent powered by LLaMA

An AI-powered itinerary generation system that automatically creates personalized travel plans with full data privacy using local LLM models.

PythonLangChainLLaMAReactREST APIs

📅 2024 – 2025

Featured
AI/ML

Baymax (AI Healthcare Chatbot)

24/7 Personal Healthcare Assistant

A personal healthcare assistant chatbot providing 24/7 support with multilingual responses, habit tracking, and conversational wellness guidance.

React.jsLangChainNode.jsPythonREST APIs

📅 2025

Featured
Platform

White-Label Travel Booking Platform

Rebrandable Flight & Package Booking System

A white-label travel web application enabling businesses to rebrand and offer flight bookings and travel packages under their own brand.

React.jsNext.jsREST APIsBootstrapNode.js

📅 Aug 2024 – Present

Featured
Real-time

Emergency Rescue Tracking App

Real-Time Safety & GPS Monitoring Panel

An admin panel to monitor rescue device users during emergencies with real-time Google Maps integration and instant alert messaging.

React.jsGoogle Maps APIWebSocketsBootstrapNode.js

📅 Apr 2022 – Oct 2024

Tracking

TracPoint (Fleet & Asset Tracking)

Logistics Asset Management System

An asset tracking admin panel for logistics companies with real-time GPS monitoring, vehicle status tracking, and automated alert systems.

React.jsGPS APIsNode.jsREST APIsBootstrap

📅 Apr 2022 – Aug 2023

Real-time

Sport App (Badminton Live Scoreboard)

Real-Time Tournament Scoreboard

A real-time scoreboard application for badminton tournaments with live match updates, admin score entry, and mobile-first design.

Next.jsBootstrapWebSocketsNode.js

📅 2024 – 2025

Platform

Event Booking Platform

Curated Online Marketplace for Experiences

A curated online marketplace for design brands enabling users to discover and book experiences with smooth navigation.

Next.jsBootstrapHTML/CSSNode.js

📅 Jun 2022 – Dec 2024

Achievements

Recognition & milestones

A track record of consistent performance, leadership, and impact recognized across projects and teams.

2×

Employee of the Month

Awarded twice at OneClick IT Consultancy for consistent performance and timely delivery across key projects.

5+

Management Appreciations

Earned 5+ formal appreciations for contributions to high-impact client projects, proactive issue resolution, and mentoring.

3+

Production Apps Deployed

Successfully deployed 3+ production-grade web applications including white-label platforms, real-time systems, and AI-integrated tools.

2022–Now

Team Leadership

Recognized for leading internal project initiatives that improved code quality, team productivity, and release cycle speed.

Critical Delivery

Rapid Delivery

Helped improve customer satisfaction by enabling quick UI fixes and feature rollouts during critical client feedback loops.

Ready to be the next success story?

I bring the same commitment to excellence to every project I take on. Let's build something great together.

Start a Conversation
Tech Stack

Tools of my craft

A curated ecosystem of technologies I use to build modern, scalable, and intelligent products.

R

React.js

Frontend

Expert
N

Next.js

Frontend

Expert
T

TypeScript

Frontend

Advanced
J

JavaScript

Frontend

Expert
N

Node.js

Backend

Advanced
E

Express.js

Backend

Advanced
G

GraphQL

Backend

Intermediate
P

Python

AI/ML

Advanced
L

LangChain

AI/ML

Advanced
T

TensorFlow

AI/ML

Intermediate
O

OpenCV

AI/ML

Intermediate
n

n8n

Automation

Advanced
c

crewAI

Automation

Intermediate
G

GCP

Cloud

Advanced
A

AWS

Cloud

Intermediate
V

Vercel

Cloud

Expert
F

Firebase

Database

Advanced
S

SQL

Database

Advanced
G

Git

Tools

Expert
L

Linux

Tools

Advanced
W

WebSockets

Real-time

Advanced
G

Google Maps API

APIs

Expert
Expert
Advanced
Intermediate
Insights

Engineering thoughts & articles

Technical deep-dives, architecture decisions, and lessons learned from building production systems.

Next.jsWebSocketsReal-time

Building Real-Time Applications with WebSockets and Next.js

A deep dive into architecting scalable real-time features using WebSockets in a Next.js application, including key lessons learned from production.

January 15, 2025 8 min read
Read
LangChainAI/MLPythonLLaMA

LangChain + LLaMA: Building a Privacy-First AI Travel Planner

How I built an AI itinerary system using local LLaMA models to ensure complete data privacy without compromising on intelligence.

February 20, 2025 12 min read
Read
ArchitectureSaaSNext.js

White-Label Architecture: Designing for Multi-Tenancy

Patterns and practices for building scalable white-label SaaS platforms that can be rebranded and deployed for multiple clients.

March 10, 2025 10 min read
Read
More articles coming soon. Follow me on LinkedIn for updates.
Contact

Let's work together

Have a project in mind or want to discuss an opportunity? I'd love to hear from you. I typically respond within 24 hours.

Ready to collaborate?

Whether you need a full-stack developer, AI integration, or a technical architect, I'm open to full-time roles, freelance projects, and consulting opportunities.

Connect on