Full-Stack & Mobile Developer | React Native, Next.js, MERN, Python
I’ve spent 4+ years building production-grade web and mobile applications across fintech, HR tech, healthcare, sustainability, property investment, and AI. Most of those 20+ builds I led end-to-end: architecture, development, deployment, and scaling.
What I’ve built?
Mobile (React Native, Expo, TypeScript)
An AI investment copilot with real-time market data, live sentiment heatmaps, and 60fps financial charts. A recovery support app with streak tracking, daily check-in notifications, and RevenueCat subscription management.
Web platforms (Next.js, React, Express, FastAPI, PostgreSQL, Supabase, Firebase)
A multi-tenant optometry SaaS with franchise architecture, a 6-level lens product hierarchy, and Supabase RLS-based role-based access control.
Enterprise systems
A global Employer of Record platform with a multi-currency payroll engine automating tax withholdings and statutory compliance. A recruitment platform with a custom ATS, psychometric profiling, CV screening, video interviews, and Algolia search.
Data tools
A property investment platform processing 11M+ rows across 55+ metrics. A UN SDG-aligned sustainability assessment tool generating public roadmaps. A workplace advocacy platform with secure documentation and pattern analysis dashboards.
Why work with me?
I own the full lifecycle: database schema design, secure API development, responsive frontends, third-party integrations, and cloud deployment on AWS, Railway, Vercel, and Cloudflare with Docker.
Clean, maintainable code. Clear communication. Fast delivery. Architecture that holds up as you grow.
Web Development
App Development
TypeScript
Next.js
React
Full-Stack Development
PostgreSQL
MERN Stack
React Native
ExpressJS
Tailwind UI
REST API
Twilio
Docker
Python
C#
JavaScript
Java
PHP
Bash
Ali H.
Islamabad, Pakistan
$15/hr
5.0
6 jobs
Hi,
Are you seeking a forward-thinking developer to craft high-performance, modern web solutions? With 5+ years of experience architecting cutting-edge applications, I specialize in delivering scalable platforms using today’s most powerful technologies:
Core Expertise:
Frontend: React, Next.js, Svelte, Vue.js, TypeScript
State/Data Management: Redux, TanStack Query, GraphQL/Apollo
Backend & Cloud: Node.js, Express, NestJS, Serverless Architectures
Full-Stack Proficiency: Full-stack TypeScript, REST/GraphQL API design, PostgreSQL/MongoDB
Tools: AWS, Docker, CI/CD pipelines, Jest/Cypress testing
I’ve successfully delivered 10+ scalable web applications for SaaS startups, e-commerce platforms, and enterprise clients, focusing on:
✔️ Lightning-fast performance with optimized architectures
✔️ Future-proof codebases using TypeScript and modern patterns
✔️ Seamless user experiences with React/Next.js SSR/SSG
✔️ Robust backend systems leveraging Node.js microservices
What sets my work apart:
🚀 Speed & Scalability: Build solutions that grow with your user base
💡 Innovation First: Implement AI integrations, real-time features, and PWAs
📈 Business-Driven Development: Align technical decisions with ROI goals
✅ Zero-Compromise Quality: Rigorous testing and code reviews
I thrive on transforming complex challenges into elegant solutions, whether they’re startup MVPs needing rapid delivery or enterprise platforms requiring bulletproof architecture.
Let’s discuss your vision! I’m ready to bring technical excellence, clear communication, and relentless focus to your project.
Best regards,
Ali H.
Tailwind CSS
Next.js
TypeScript
JavaScript
CSS 3
HTML5
Gatsby.js
React
Redux
React Bootstrap
Node.js
API Integration
GraphQL
NodeJS Framework
Svelte
Yasir H.
Islamabad, Pakistan
$35/hr
4.9
247 jobs
⭐ Top Rated Plus — Top 3% on Upwork
✅ 100% Job Success Score
🚀 236+ Completed Projects
💼 10+ Years Professional Experience
Senior Next.js, React & Full Stack JavaScript Developer specializing in high-performance web applications and headless CMS architecture for SaaS, healthcare, and marketing teams — not a task runner.
I use AI-assisted development tools including Cursor, Claude, and OpenAI Codex to deliver production-ready code faster — without cutting corners on quality, architecture, or maintainability.
🔧 What I Build
✅ Fast, SEO-optimized websites that rank and convert — built on Next.js
✅ Headless CMS setups your marketing team can manage without touching code
✅ WordPress migrations to modern stacks — cleaner, faster, easier to scale
✅ Production-ready frontends with 90+ Lighthouse scores and zero deploy-day surprises
✅ Headless eCommerce and content platforms integrated with modern APIs and third-party services
✅ AI-accelerated builds using Cursor, Claude & Codex — faster delivery, same production quality
🤝 Who I Work With
SaaS teams scaling their web platforms
Healthcare and regulated platforms needing stable, secure frontends
Marketing teams managing content-heavy websites (50–100+ pages)
Businesses migrating away from WordPress or fragile legacy stacks
⚡ Stack
Next.js · React · Gatsby · Astro · TypeScript · JavaScript · Node.js · Strapi · Builder · Contentful · Contentstack · GraphQL · REST APIs · API Integration · Vercel · Tailwind CSS · Jamstack · Web Performance Optimization · Cursor AI · Claude AI · OpenAI Codex · AI-Assisted Development · Vibe Coding
✅ Why Clients Choose Me
Top Rated Plus — awarded to fewer than 3% of freelancers on Upwork
100% Job Success Score across 236+ projects
Long-term engagements — I take ownership, not just tickets
Faster delivery through AI-assisted development — without sacrificing code quality
Production systems serving real users, not demos
I work best in ongoing engagements where I take full ownership of the frontend and CMS layer — not one-off fixes.
Front-End Development
Node.js
CSS 3
React
WordPress
Tailwind CSS
Material UI
React Bootstrap
Gatsby.js
HTML5
Git
JavaScript
GitHub
WordPress Plugin
PHP
Sheryar A.
Islamabad, Pakistan
$20/hr
5.0
1 jobs
Frontend Developer | 5+ Years of Building Modern Web Interfaces with React & Next.js
I specialize in crafting performant, scalable, and visually engaging web applications with a strong focus on frontend architecture. With 4+ years of hands-on experience in React.js, Next.js, and modern UI/UX libraries, I turn complex ideas into clean, maintainable, and user-focused digital experiences.
🔧 TECH STACK & EXPERTISE
🌐 Frontend Development
React.js, Next.js, React Native, TypeScript, JavaScript
Tailwind CSS, Bootstrap, Chakra UI, Shadcn/UI, Magic UI
Redux, Zustand, React Query, React Router, React Admin
Component libraries & design systems with responsive and accessible UI
🧠 CMS & Backend Integration
Storyblok, Sanity CMS
GraphQL APIs, REST APIs
Supabase, Firebase, PostgreSQL
🛠 Tools & Workflow
Git, GitHub
Figma for UI/UX design collaboration
Agile-ready with quick iteration cycles and clear communication
🚀 HIGHLIGHTS
Delivered 50+ frontend projects optimized for performance and usability
Deep integration experience with GraphQL, Supabase, Firebase, and headless CMS
Built dynamic interfaces with Shadcn/UI and Magic UI for seamless user experiences
Strong understanding of state management and efficient data fetching
💡 WHAT SETS ME APART:
Frontend-first approach with full awareness of backend interactions
Clean code and modular architecture, ready for scaling
Passion for UI polish and performance (Lighthouse scores consistently 90+)
Fast prototyping & agile delivery for MVPs and production-ready apps
📅 AVAILABILITY: 9 AM – 6 PM EST
💬 Quick response | Clear communication | Long-term collaboration ready
Let’s build exceptional interfaces together—from pixel-perfect designs to powerful frontend systems.
Front-End Development
Next.js
React
JavaScript
TypeScript
Gatsby.js
React Native
Expo.io
Storybook
Firebase
Supabase
HTML
CSS
Tailwind CSS
Kaleem U.
Islamabad, Pakistan
$30/hr
5.0
44 jobs
⚡ Fast, scalable, SEO-optimized websites & web apps that boost engagement
🌍 Expert in React.js, Next.js, TypeScript, GraphQL, and Headless CMSs
🤝 Proven results for international brands like Yoga International & Total Tools
Full Stack React/Next.js Developer | Speed, UX & SEO Optimization
Are you tired of a slow website that loses customers before it even loads? As a full stack web developer with 6+ years of experience, I help businesses build fast, scalable, and SEO-optimized websites using React.js, Next.js, Gatsby.js, and TypeScript. My goal: deliver high-performing digital experiences that improve Core Web Vitals, rank better on Google, and keep users coming back.
I specialize in creating modern, user-friendly, and easily maintainable web applications for content-heavy businesses, e-commerce brands, SaaS companies, startups, creative agencies, and international firms. By combining front-end frameworks with headless CMSs like Sanity CMS and Contentful, I make websites not only look stunning but also incredibly easy for your team to update and manage.
Proof, Story & Client Wins
I started as a developer passionate about designing simple, functional websites. But I quickly noticed a problem: most businesses had slow, outdated sites that hurt SEO rankings, frustrated users, and failed to convert. That’s when I dedicated myself to mastering React, Next.js, Gatsby, Astro, GraphQL, and performance optimization techniques to solve this problem.
Since then, I’ve worked with brands like Sebdb.com, 10on10labs.com, Yoga International, Total Tools, and Boundless Maldives — helping them transform their websites into fast, scalable platforms that users love. For example, after optimizing site performance, clients saw PageSpeed and Lighthouse scores jump, leading to better search visibility and more engagement.
Clients often come to me with pain points like:
❌ Websites that crash or slow down during traffic spikes
❌ Sites that look broken on mobile or tablets
❌ Teams wasting hours waiting on developers for small updates
❌ Weak integrations with tools like Calendly, Sentry, or AI features
❌ Frustration when sites don’t work in areas with poor internet
I fix these by building progressive web apps (PWAs), integrating APIs, optimizing search (Algolia, Unbxd, Solr), and ensuring sites stay fast, responsive, and reliable everywhere.
Services I Offer
Here’s how I can help your business grow with React.js, Next.js, and full stack web development:
⚡ Frontend Development with React.js, Next.js, Gatsby.js, Astro
🎨 Modern UI with Tailwind CSS, MUI, custom CSS, and responsive design
🗄️ Headless CMS Integration: Sanity CMS, Contentful, GraphQL APIs
🔍 SEO & Performance Optimization for higher rankings & engagement
📱 Progressive Web Apps (PWA) for mobile-first, offline-ready sites
🔌 API Creation & Integration, including AI and third-party tools
🌐 Search Integration: Algolia, Unbxd, Solr for better user experience
🛠️ Full Stack Development with TypeScript, Node.js, and modern frameworks
📊 Monitoring & Analytics: Sentry, Calendly, and workflow tools setup
🤝 Team Collaboration & Leadership (led teams of 3–4 developers)
Let’s Build Something Fast & Scalable
If your website is slow, hard to manage, or not bringing results, let’s fix it. I’ll help you create a high-performing, SEO-optimized website or app that’s built to scale, easy to update, and delivers real business outcomes.
📩 Send me a message today, let’s turn your digital presence into a fast, reliable, and engaging experience that keeps users coming back.
React
Gatsby.js
JavaScript
TypeScript
GraphQL
Node.js
Material UI
Tailwind CSS
styled-components
Redux
HTML
CSS
Web Development
Cypress
Next.js
Muhammad Bilal B.
Islamabad, Pakistan
$50/hr
5.0
35 jobs
I am a highly skilled Full-Stack Web Developer with a proven track record of delivering high-quality, dynamic, and scalable web applications. With consistent client satisfaction and a dedication to excellence, I specialize in modern technologies and cloud integration to create innovative solutions tailored to your business needs. I hold a Bachelor’s degree in Computer Science, which provides me with a solid foundation in software development and problem-solving, enabling me to deliver exceptional results for my clients.
__________________________________________________________________
⭐ Skills and Expertise:
● Frontend Development:
Proficient in React, Gatsby, and Next.js for building responsive, SEO-optimized, and interactive interfaces.
● Backend Development:
Expertise in Node.js and NestJS for developing robust APIs, scalable microservices, and efficient server-side applications.
● Cloud Integration:
Strong knowledge of AWS services, including Lambda, API Gateway, S3, CloudFront, and DynamoDB, ensuring secure and scalable cloud-powered solutions.
● Deployment & CI/CD:
Experienced in deploying applications on Netlify, Heroku, and Vercel.
Skilled in setting up Git-based CI/CD pipelines to streamline builds, testing, and deployment for faster delivery.
● Version Control:
Proficient in Git, GitHub, and Bitbucket for collaborative and efficient code management.
__________________________________________________________________
⭐ Why Choose Me?
● Client-Centric Approach: I prioritize understanding your business needs and delivering solutions that exceed expectations.
● End-to-End Expertise: From concept to deployment, I manage every stage of the development lifecycle with precision.
● Proven Results: My consistent 5-star reviews and Top-Rated Plus badge reflect the quality of my work and dedication to client satisfaction.
__________________________________________________________________
⭐ Technologies I Work With:
● Frontend: React, Gatsby, Next.js, HTML5, CSS3, Tailwind CSS, Material-UI
● Backend: Node.js, NestJS, GraphQL, REST APIs
● Cloud: AWS (Lambda, API Gateway, S3, CloudFront, DynamoDB)
● Deployment: Netlify, Heroku, Vercel, Git CI/CD pipelines
● Tools: Git, GitHub, Bitbucket, VS Code
__________________________________________________________________
⭐ Call-to-Action:
Let’s bring your vision to life! Whether you're looking for a scalable full-stack solution or need an expert to fine-tune your existing application, I’m here to help. Feel free to reach out, and let’s create something exceptional together.
Node.js
React
Front-End Development
Website Redesign
Gatsby.js
CSS
JavaScript
HTML
Git
GraphQL
Next.js
AWS Lambda
TypeScript
Amazon API Gateway
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