Looking for a skilled, reliable, and cost-effective Full Stack Developer who can understand your business needs and turn your ideas into a practical working solution? I’m here to help. Let’s discuss your problem, find the right technical solution, and turn your idea into a successful business application.
I’m a Full Stack Developer specializing in ASP.NET Core, C#, Angular, React, Laravel, and modern web technologies, helping businesses build, improve, integrate, and maintain reliable web applications.
Whether you’re starting a new application, working with an existing codebase, integrating APIs, fixing complex bugs, improving performance, or adding new functionality, I focus on understanding the business requirement first and delivering a clean, practical solution that works reliably in production.
I work with startups, growing businesses, and established companies, and I can take ownership of individual features, complete modules, integrations, bug fixes, or full application development.
Backend Development
• ASP.NET Core / .NET / C#
• ASP.NET MVC / Web API
• Laravel / PHP
• RESTful API development
• Entity Framework / LINQ
• Authentication & Authorization
• Role & Permission Management
• Business Logic & Application Architecture
• API Security & Rate Limiting
• Third-Party API Integrations
• Microservices & Multi-Tenant Applications
Frontend Development
• Angular
• React
• TypeScript
• JavaScript / ES6+
• HTML5
• CSS / SCSS
• Bootstrap
• Material UI
• Responsive Web Applications
• Admin Panels & Dashboards
• Interactive Forms & Data Management Interfaces
Database & Data
• SQL Server
• MySQL
• PostgreSQL
• Firebase
• Entity Framework
• Database Design & Optimization
• Complex SQL Queries
• LINQ Queries
• Query Performance Optimization
• Data Modeling
• Data Migration & Integration
Cloud & Deployment
• Microsoft Azure
• AWS
• Google Cloud
• Azure DevOps
• CI/CD Pipelines
• VPS & Server Deployment
• Application Deployment & Configuration
• Production Troubleshooting
• Environment Configuration
• Git / GitHub / GitLab
AI & API Integrations
• OpenAI API Integration
• AI-powered Web Applications
• ChatGPT / LLM Integrations
• AI Features & Automation
• Third-Party API Integrations
• Payment Gateway Integrations
• Stripe Integration
• External Service Integrations
• API Consumption & Development
SaaS & Enterprise Applications
I have experience working on SaaS platforms, enterprise applications, multi-tenant systems, EMR applications, accounting systems, dashboards, e-commerce platforms, membership systems, and custom business applications.
I can work on both new applications and existing systems, including applications that require ongoing development, modernization, troubleshooting, or performance improvements.
Bug Fixing & Existing Applications
If you already have an application that is experiencing bugs, performance issues, integration problems, or requires new functionality, I can work directly with your existing codebase.
My approach is to understand the existing architecture, reproduce and investigate the issue, identify the root cause, and implement a reliable solution without unnecessarily disturbing existing functionality.
I can help with:
• Complex bug fixing and troubleshooting
• API and integration issues
• Database-related problems
• Frontend and backend errors
• Performance optimization
• Existing feature improvements
• Code refactoring
• Application modernization
• Production issues
How I Work
Good development is not just about writing code. I focus on building solutions that are reliable, maintainable, secure, and aligned with the actual business requirements.
My approach includes:
• Understanding requirements before implementation
• Reviewing the existing architecture when required
• Writing clean and maintainable code
• Following practical development standards
• Considering security and edge cases
• Testing changes before delivery
• Communicating clearly throughout the project
• Keeping existing functionality stable
• Taking ownership of assigned work
• Delivering practical and scalable solutions
Whether you need a Full Stack Developer for a new application, an experienced developer to continue an existing project, help with API integrations, fix critical issues, improve performance, or provide long-term development support, I’m ready to help turn your requirements into a reliable working solution.
Web Application
Web Development
International Development
Product Development
Web API
Mobile App Development
Azure DevOps
AWS Development
CI/CD
.NET Core
Laravel
PHP
Node.js
React
Front-End Development
Maaz A.
Karachi, Pakistan
$15/hr
5.0
1 jobs
Building the first version is easy. Building one you will not have to replace six months later is the real challenge.
If you send me an invitation or message, I’ll respond within two hours with a clear breakdown of how I can help, what I would build first, and any technical risks I see.
A little more about me:
I help startups, founders, and product teams build SaaS platforms, mobile applications, and real-time systems using Nextjs, NestJS, React Native, Nodejs, and TypeScript.
From database architecture and backend APIs to responsive interfaces, Stripe payments, testing, and deployment, I can manage your complete product under one roof.
If you have an idea but aren’t sure how to structure it technically, I’ll help you define the right architecture, features, database, and development road map before we start writing code.
If you already have a product with performance problems, bugs, or unfinished features, I can review the existing system, identify what’s holding it back, and build a practical path forward.
WHAT I CAN BUILD FOR YOU:
• SaaS platforms and startup MVPs
• Cross-platform iOS and Android applications
• High-performance REST and GraphQL APIs
• Real-time chat, notifications, and live data systems
• Stripe payments, subscriptions, and billing workflows
• Admin dashboards and role-based internal tools
• Third-party API and authentication integrations
• Docker deployments and CI/CD pipelines
WHY CLIENTS WORK WITH ME:
• I manage the full stack from planning to deployment
• I design the architecture before development begins
• I provide clear updates throughout the project
• I write clean, documented, and maintainable code
• I communicate technical decisions in simple language
• I raise problems early instead of hiding them
• I remain available for improvements after launch
My recent projects include a luxury villa and yacht rental platform built with Nextjs and NestJS, a Buy Now Pay Later mobile application built with React Native and Nodejs, SaaS dashboards, payment systems, and responsive MERN-stack websites.
One recent client reported that their Nextjs e-commerce platform loaded in under 1.5 seconds, ranked first on Google following SEO improvements, and was delivered ahead of schedule. The project also included Stripe integration and a React Native app for iOS and Android.
BEST FIT IF YOU’RE LOOKING FOR:
• A fast and reliable full-stack freelancer
• One developer who can take ownership of the complete build
• Direct communication with the person writing your code
• Consistent updates without needing to chase for progress
• A developer who understands both product and business goals
• Someone you can continue working with after the first release
I work independently not through an agency.
You communicate directly with the developer planning your architecture and building your product. There are no sales representatives, hidden hand offs, or rotating developers.
We may not be the right fit if you specifically need a large agency, want several developers working simultaneously, or only want the cheapest possible build without planning, testing, or documentation.
Have a SaaS idea, mobile application, or existing product that needs improvement?
Send me a message with a brief overview. I’ll tell you how I can help and what the most practical next step should be.
Full Stack Developer, Full Stack Engineer, Software Engineer, Web Developer, Web Application Developer, SaaS Developer, MVP Developer, React Developer, Reactjs Developer, Nextjs Developer, Nodejs Developer, Nestjs Developer, Expressjs Developer, TypeScript Developer, JavaScript Developer, React Native Developer, Mobile App Developer, Frontend Developer, Backend Developer, API Developer, REST API Developer, GraphQL Developer, PostgreSQL Developer, MongoDB Developer, Supabase Developer, Firebase Developer, Stripe Integration Developer, Payment Integration Developer, AWS Developer, Docker Developer, CI CD Developer, DevOps Developer, Real Time Application Developer, WebSocket Developer, Socket IO Developer, Microservices Developer, Database Developer, Cloud Application Developer, Scalable Web Apps, Admin Dashboard Developer, Subscription Platform Developer, Marketplace Developer, Ecommerce Developer, Tailwind CSS Developer
Full-Stack Development
Next.js
PostgreSQL
Node.js
React
NestJS
TypeScript
React Native
REST API
MongoDB
Supabase
Firebase
JavaScript
ExpressJS
API Integration
Mobile App Development
MySQL
Software Development
Web Development
GitHub
Abdullah A.
Lahore, Pakistan
$5/hr
5.0
1 jobs
Need a custom website or web application built from scratch — fast, scalable, and exactly how you envisioned it? That’s exactly what I do.
I’m Abdullah, a Full Stack Web Developer with experience delivering 100+ projects for startups, agencies, and growing businesses. I specialize in building full-stack web applications that are not only visually modern but also engineered for performance, scalability, and real-world use.
From simple landing pages to complex, data-driven platforms — I handle the full development process so you don’t need to manage multiple freelancers.
What I bring to your project:
→ Pixel-perfect, responsive frontends using React, Next.js, Vue.js, or Tailwind CSS
→ Robust backend development with Node.js, Express, Python, Django, or Laravel
→ REST APIs, authentication systems, and complete server-side logic implementation
→ Database design and management using PostgreSQL, MongoDB, MySQL, or Firebase
→ Third-party integrations including payment gateways, CRMs, email systems, and automation tools
→ Clean, maintainable, and scalable code architecture your team can easily extend
→ SEO-optimized, fast-loading applications designed for performance and conversions
I also work on MVP development, legacy system refactoring, ongoing maintenance, and full platform rebuilds when existing solutions are no longer scalable or efficient.
Every project I deliver follows the same standard: clean architecture, fully responsive design, proper structure, and reliable on-time delivery.
I focus on building systems that are stable today and ready to scale tomorrow.
Send me your project details, and I’ll respond quickly to discuss how we can bring your idea to life.
HTML
Responsive Design
Full-Stack Development
Web Development
Front-End Development
Back-End Development
Webflow
WordPress
Tailwind CSS
JavaScript
React
Node.js
ExpressJS
REST API
MongoDB
Faheem B.
Karachi, Pakistan
$30/hr
4.6
245 jobs
Stop managing multiple developers. Partner with an Expert Full Stack Developer / Web Application Developer who builds complete, production-ready web applications.
As a Web Application Developer and Full Stack Developer, I turn complex AI workflows into simple, usable products people actually want to use. My work as a Full Stack Developer / web application developer focuses on end-to-end product development rather than temporary fixes or disconnected development tasks.
What I can build as a Full Stack Developer / Web Application Developer:
✔️ SaaS platforms and MVPs
✔️ React and Next.js Web Applications
✔️ Frontend development and backend development
✔️ Node.js backend and API development
✔️ PostgreSQL and MongoDB database architecture
✔️ Authentication, payment, and third-party integrations
✔️ AI-powered features and platform integrations
✔️ Cloud deployment and production setup
My Full Stack Developer / Web application developer technology stack includes:
𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝:
React, Next.js, Angular, Vue.js, Nuxt.js, JavaScript, TypeScript, HTML5, CSS3, Tailwind CSS, Bootstrap, Sass (SCSS), Progressive Web Apps (PWA)
𝐁𝐚𝐜𝐤𝐞𝐧𝐝:
Node.js, Express.js, Nest.js, Python, Django, FastAPI, Flask, PHP, Laravel, REST APIs, GraphQL, WebSockets
𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬:
PostgreSQL, MongoDB, MySQL, MariaDB, SQLite, Firebase, Supabase, Redis
𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭:
Amazon Web Services (AWS), Amazon EC2, Amazon S3, Amazon RDS, Amazon CloudFront, Amazon Route 53, AWS Lambda, AWS IAM, AWS Amplify, Docker, Kubernetes, CI/CD, Jenkins, Nginx, Apache, Vercel, Netlify, DigitalOcean, Railway, Cloudflare
As a Full Stack Developer and experienced Web Application Developer, my process starts with understanding business requirements, defining scalable architecture, developing the frontend and backend, integrating APIs and databases, testing thoroughly, and preparing every web application for production deployment.
When you hire me, you work directly with a Full Stack Developer and Web Application Developer who understands architecture, scalability, performance, security, and the complete software development lifecycle. Every Full Stack Developer project I deliver is built with clean code, maintainability, and long-term growth in mind.
If you're looking for a reliable Full Stack Developer or Web Application Developer for a SaaS product, AI platform, MVP, business web application, or enterprise web solution, I'm ready to help. As your Full Stack Developer, I'll work closely with you from planning and development through testing, deployment, and ongoing improvements.
Send me a message or invite me to your Upwork project to work with a Full Stack Developer and Web Application Developer for your React, Next.js, Node.js, or complete Web Application Development project.
Thanks,
Faheem – Full Stack Developer | Web Application Developer
Full-Stack Development
React
Next.js
Node.js
Web Development
Web Application Development
TypeScript
JavaScript
Front-End Development
Back-End Development
API Integration
REST API
PostgreSQL
MongoDB
SaaS Development
ExpressJS
Tailwind CSS
GraphQL
MERN Stack
Amazon Web Services
Azeem M.
Faisalabad, Pakistan
$20/hr
5.0
1 jobs
Need someone who can build your entire web application—not just one part of it?
I help businesses turn ideas into production-ready software, handling everything from frontend UI to backend architecture, databases, APIs, and deployment.
What I can help with:
✓ Custom Web Applications
✓ SaaS Platforms
✓ REST APIs & Third-Party Integrations
✓ Admin Dashboards & Business Systems
✓ E-commerce Solutions
✓ AI-Powered Features & Automation
Tech Stack:
• Backend: Laravel, Symfony, Node.js
• Frontend: React, Next.js, Astro.js, JavaScript
• Databases: MySQL, PostgreSQL, MongoDB, SQLite
• Tools: Git, Docker, REST APIs, Cloud Deployment
Why clients work with me:
• Clean, scalable, maintainable code
• Fast communication and reliable delivery
• Strong problem-solving mindset
• Full project ownership from idea to launch
Whether you need a new platform, feature development, API integration, or long-term technical support, I can help bring your project to life.
Let's discuss your project.
Web Application
Web Development
Email Automation
API Development
API Integration
Ecommerce Website
Web API
Business Application Development Language
Web Application Development
Mobile App Design
Mobile App Development
Mobile App
Software Development
AI Agent Development
AI App Development
Hamza K.
Karachi, Pakistan
$25/hr
4.9
120 jobs
🏆 WordPress Developer | Full Stack Developer | MERN Stack Developer | Custom Website Specialist
💎 8+ Years of WordPress & Full Stack Development Experience
🚀 2500+ WordPress Websites and Full Stack Projects Delivered
🤝 Trusted WordPress Developer for Long Term Projects
WordPress Website Development | Full Stack Development
I’m a WordPress developer and full stack developer who builds real world WordPress websites and custom websites that actually perform. My daily work revolves around WordPress development, custom WordPress website development, and full stack MERN development. Whether it’s a business WordPress website, a WooCommerce ecommerce website, or a full stack MERN application, I focus on clean development, performance, and scalability.
◉ WordPress developer building fast and scalable WordPress websites
◉ WordPress development for custom websites and business platforms
◉ Full stack developer handling frontend and backend development
◉ MERN stack developer using React, Node, Express, and MongoDB
◉ Custom website development powered by WordPress and MERN
WordPress & Custom Website Expertise
As a dedicated WordPress developer, I create WordPress websites that are easy to manage and built for growth. My WordPress development approach focuses on structure, performance, and long term stability. Every custom WordPress website is built with optimization in mind.
✔ Custom WordPress website development
✔ Advanced WordPress development for scalable platforms
✔ WordPress developer focused on performance and optimization
✔ Clean and secure custom WordPress websites
✔ Business-focused WordPress website solutions
WooCommerce & Ecommerce Website Development
I work extensively as a WordPress developer on WooCommerce ecommerce websites. From simple stores to complex ecommerce platforms, my WordPress development ensures smooth checkout, strong performance, and scalable growth.
✔ WooCommerce website development using WordPress
✔ Ecommerce website development with custom WooCommerce features
✔ Performance-focused WordPress ecommerce websites
✔ Secure and optimized ecommerce website architecture
✔ Custom ecommerce website solutions built by a WordPress developer
Full Stack MERN Development
Alongside WordPress development, I work as a full stack MERN developer building modern web applications. My MERN stack development allows me to create powerful systems that integrate perfectly with WordPress websites when needed.
✔ Full stack development using MERN
✔ MERN stack developer working with React, Node, Express, MongoDB
✔ Backend development with Node and Express
✔ Frontend development with React
✔ Full stack systems connected with WordPress websites
Website Optimization & Performance
Every WordPress website I build goes through proper optimization. As a WordPress developer and full stack developer, I focus on speed, structure, and performance from day one.
✔ WordPress optimization for speed and performance
✔ Website optimization for custom websites
✔ Performance-focused WordPress development
✔ Scalable architecture using WordPress and MERN
Industries I Work With
◉ WordPress ecommerce websites and WooCommerce stores
◉ Marketplace and multi-vendor WordPress websites
◉ Doctor and healthcare WordPress websites
◉ Consultancy and corporate WordPress websites
◉ Spa, salon, and booking-based WordPress websites
◉ Appointment booking and service websites
◉ Custom full stack MERN platforms
What Makes My WordPress & MERN Work Different
• I think like a full stack developer, not just a WordPress developer
• I build WordPress websites that scale
• I use MERN stack development when WordPress needs extra power
• I focus on long-term WordPress development, not quick fixes
• I treat every WordPress website like a product, not a task
What You Get WordPress Expert | Elementor Expert | Custom Designs | ACF | Jet Engine | WooCommerce | Speed Optimization | SEO | Yoast SEO | Security | Theme Customization | Plugin Customization | Responsive Design | Maintenance | Migration | Booking Websites | Membership Websites | Consultancy Websites | Portfolio Websites | Real Estate Websites | Job Portals | Hotel Reservations | Car Rentals | Agency Websites | Cleaning Websites | Google Analytics | Google Search Console | Ecommerce | Facebook Pixel | Tiktok Pixel | MERN Developer | React.js | Node.js | Next.js | TypeScript | MongoDB | Tailwind CSS | Material UI | Web Applications | API Integration | Stripe | Redux | RESTful API | Full-Stack | JavaScript | HTML/CSS | SaaS | Chat Apps | Video Apps | Booking Apps | Travel Apps | Logistics Apps | Real Estate Apps | Ecommerce Apps | Multivendor Apps | Crypto | AI Chatbots | AI Suggestions | Payment Gateways | Finance Apps | NGO Apps | CRM | ERP | Health Apps | SEO Expert | On Page SEO | Off Page SEO | Speed Optimization | Cloudflare Optimization | Mathrank Optimization | Keyword Research | SEO Auditing | Google Analytics | Google Search Console | SEO for WordPress | GMB Google | Ecommerce SEO
Web Application
Full-Stack Development
Web Development
WordPress Website
Website
WordPress Development
MERN Stack
WordPress
WordPress e-Commerce
WooCommerce
Ecommerce Website Development
CMS Development
Webflow
Shopify
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