● Available for new projectsUS, UK & GlobalPortfolio — 2026
Darshan SachaniyaAI-Enhanced Senior React DeveloperMERN Stack ExpertFaster Delivery with AI

Apps used by 10M+ people — built for banks, Fortune 500 & governments.

AI-Enhanced full-stack developer with 10+ years delivering live, scalable solutions for Fortune 500 companies and international clients. Successfully built and deployed applications serving millions of users including GM's autonomous vehicle platform, IDFC FIRST Bank's 4.9★ rated mobile app with 10M+ downloads, UAE government digital services, and UK's leading educational platform. Specializing in React, TypeScript, Node.js, and AI integration for faster, smarter development.

Book a Free 30-Min Call This WeekFreeView My Work

TOP 3% TALENT

Vetted byHire me
10M+
App Downloads
4.9★
Banking App Rating
10+
Years Experience
98%
Success Rate
01Career Path

Experience

01

Senior Front-end Developer

Freelancer

  • Led the redevelopment of a high-profile eCommerce website for a prominent UK client, modernizing the platform with cutting-edge technologies.
  • Spearheaded the redesign of homepage, product listing page (PLP), and product detail page (PDP) with seamless Adobe Experience Manager (AEM) integration.
  • Implemented comprehensive testing strategies using Cypress and Jest to ensure frontend robustness and reliability.
  • Conducted performance testing and optimization to enhance website speed, responsiveness, and overall user satisfaction.
  • Played pivotal role in sprint planning, story analysis, and estimation, ensuring alignment with project timelines and objectives.
  • Collaborated effectively with cross-functional teams to prioritize tasks and streamline development processes.
  • Technologies: React, Node.js, TypeScript, Next.js, Commercetools, Yext, Adobe Experience Manager (AEM), Jest, Cypress, SCSS, NestJS, Headless CMS
November 2022 - Present
02

Senior Full-Stack Developer - Autonomous Vehicles

General Motors (GM) - Cruise Automation

  • Developed and maintained live autonomous vehicle platform serving GM's self-driving technology ecosystem.
  • Built real-time data visualization systems for autonomous vehicle fleet management and monitoring.
  • Implemented automated testing frameworks to ensure system reliability for safety-critical applications.
  • Collaborated with engineering teams to optimize autonomous driving software visualization tools.
March 2022 - November 2022
03

Senior React Developer - Digital Services

TAMM Abu Dhabi Government

  • Built and maintained live government digital services platform serving millions of UAE residents.
  • Developed multi-language support system for Arabic and English government services.
  • Implemented secure authentication and authorization for sensitive government data.
  • Created responsive user interfaces for various government service modules and citizen portals.
May 2021 - March 2022
04

Lead Mobile App Developer

IDFC FIRST Bank

  • Developed live mobile banking application now serving 10+ million users with 4.9★ rating.
  • Built secure payment systems, UPI integration, and investment services from scratch.
  • Implemented banking APIs, transaction processing, and real-time account management features.
  • Led development team of 8 developers, managing sprint planning and daily stand-ups.
  • Delivered wealth management module with mutual funds, insurance, and trading capabilities.
November 2019 - May 2021
05

Senior Frontend Developer

MyMaths UK

  • Developed live interactive mathematics learning platform serving UK schools and students.
  • Built educational components and learning management system features.
  • Implemented real-time progress tracking and interactive mathematical problem-solving tools.
  • Optimized platform performance for educational institutions across the United Kingdom.
January 2019 - October 2019
02Capabilities

Skills

Senior web developer with 10+ years of extensive experience in modern web development. Expert in JavaScript, React, TypeScript, Microservices, GraphQL, Node.js, and Next.js. Specialized in enterprise-grade solutions and architectural design patterns.

AI Integration85%
JavaScript90%
React90%
TypeScript90%
OpenAI API80%
Next.js75%
Node.js60%
AI Chatbots75%
Microservices30%
GraphQL30%
03Selected Work

Live Projects

Every project below is live and actively serving users — built for Fortune 500 companies, government platforms, and international markets.

10M+
Banking App Users
Fortune 500
GM Autonomous
Government
UAE Digital Services
UK Education
Schools & Students
01

IDFC FIRST Bank Mobile Banking App - 4.9★ Rating, 10M+ Downloads

Live banking app with secure payments, UPI integration, investment services, 1.95M reviews

IDFC FIRST Bank Mobile Banking App - 4.9★ Rating, 10M+ Downloads live project screenshot

Helped scale a banking app to 10M+ downloads and a 4.9★ rating by building secure payment and UPI infrastructure from the ground up.

React NativeTypeScriptNode.jsPayment GatewayUPIBanking APIs
LIVE - 10M+ Users● LiveView on Play Store
02

GM Cruise - Autonomous Vehicle Platform (US Fortune 500)

Live autonomous driving platform for GM's self-driving vehicle technology and fleet management

GM Cruise - Autonomous Vehicle Platform (US Fortune 500) live project screenshot

Built real-time fleet visualization tooling that supports safety-critical autonomous vehicle operations at enterprise scale.

ReactTypeScriptData VisualizationReal-time SystemsAutomated Testing
LIVE - Enterprise● LiveView GM Autonomous
03

TAMM Abu Dhabi - Government Digital Services Platform

Live government services portal serving millions of UAE residents and businesses

TAMM Abu Dhabi - Government Digital Services Platform live project screenshot

Delivered a bilingual government services platform used by millions of UAE residents, with secure auth for sensitive citizen data.

ReactNext.jsGovernment APIsMulti-language SupportDigital Services
LIVE - Government● LiveVisit Government Portal
04

MyMaths - Educational Platform (UK Market Leader)

Live interactive mathematics learning platform serving UK schools and students

MyMaths - Educational Platform (UK Market Leader) live project screenshot

Built interactive learning tools and real-time progress tracking used across UK schools.

ReactEducational APIsInteractive ComponentsLearning Management System
LIVE - Education● LiveVisit Live Platform
04Trust & Results

Why Global Clients
Choose Me

Proven expertise in AI-powered development with enterprise-grade solutions for Fortune 500 companies and innovative startups.

98%
Success Rate
24hr
Response Time
50+
Happy Clients
4.9/5
Satisfaction
01

Proven Track Record

5+ years delivering enterprise solutions to Fortune 500 companies across US, UK, and Europe.

02

Global Expertise

Deep understanding of Western business practices and seamless collaboration across timezones.

03

AI-Powered Development

40% faster delivery with AI-assisted coding, OpenAI integration, and intelligent automation.

Ready to Start Your Project?

Let's discuss how I can help transform your ideas into successful digital solutions.

Book a Free 30-Min Call This Week

TOP 3% TALENT

Vetted byHire me
05Social Proof

Endorsements

Verified recommendations from senior leads, engineering managers and collaborators worldwide.

I worked with Darshan over a couple of years for a fintech project. His contribution towards front-end mobile development is extremely strong. He consistently delivered high quality, helped educate teammates, and showed commitment and discipline in code management and best practices. I strongly recommend him as one of the best collaborators and colleagues.
Guruprasad SubramanianHead of Tech - India BFSI Practice(Fintech Client)India2021-06-15VerifiedView Source
It was a pleasure to work with Darshan on an exciting project in Abu Dhabi. He was dedicated, delivered on time, and grew into a better team player and independent contributor. His growth was exceptional and I believe he has the potential to become a technical lead.
Alex GvozdenCreative Technologist | Principal ProducerAnalogUAE2021-05-19VerifiedView Source
Darshan was able to quickly understand what needed to be completed, went above and beyond on his tasks, and supported teammates where required. I recommend Darshan as an excellent front-end developer for any suitable projects.
Jordan KightSenior Data ScientistZaintechMiddle East2021-05-19VerifiedView Source
Darshan is passionate about writing code and solving clients’ problems. He helped create an impressive React application, provided valuable feedback to backend developers, and his experience and seniority will be valuable to organizations creating great products.
Javier ContrerasSoftware Engineer & Innovator(Previous Employer)Global2021-05-04VerifiedView Source
06Writing

Technical Blog

Deep dives into AI engineering, React development, and modern web technologies — all drawn from real-world production experience.

AI EngineeringReact DevelopmentNext.jsTypeScript
01

Building AI-Powered React Applications: OpenAI Integration

Complete guide to integrating OpenAI APIs with React applications. Learn authentication, error handling, and best practices.

Read Article
AI DevelopmentDec 28, 202415 min read
02

What is RAG? Retrieval-Augmented Generation Explained

Understand RAG architecture and implementation. Build intelligent applications that combine retrieval with generation.

Read Article
AI EngineeringDec 28, 202418 min read
03

Vector Databases: Complete Guide for AI Applications

Master vector databases with Pinecone, Weaviate, and Chroma. Essential for modern AI application development.

Read Article
DatabaseDec 28, 202416 min read
21+
In-Depth Guides
10+
Years Experience
100%
Production-Ready

Ready to Learn Advanced Techniques?

Explore comprehensive guides on AI engineering, React development, and modern web technologies.

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07Get In Touch

Let's Work
Together

Ready to discuss your next project? Send the details below, book a call, or reach out directly. I typically respond within 24 hours.

Email
dms94260@gmail.com
Phone
+91 9426026477
Location
Ahmedabad, India
LinkedIn
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