Asad A.
Full Stack Developer & AI Developer | FinTech, SaaS & AI MVP
Need a 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 who can take your idea from concept to a polished, revenue-generating web app fast and reliably? I’m Asad, a Full Stack Developer with 𝟓+ 𝐲𝐞𝐚𝐫𝐬 of experience delivering 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧-𝐠𝐫𝐚𝐝𝐞 web applications that have served 𝟐𝟎𝟎𝐊+ users and generated over $𝟏𝐌 in client revenue. I specialize in building FinTech, SaaS, and AI-powered web apps using modern frameworks like React, Next.js, and NestJS, helping startups and growing companies move from idea → MVP → growth stage with speed and quality. ⚙️ 𝐖𝐡𝐚𝐭 𝐈 𝐂𝐚𝐧 𝐁𝐮𝐢𝐥𝐝 𝐅𝐨𝐫 𝐘𝐨𝐮 ✅ End-to-end Full Stack applications using Next.js, NestJS & PostgreSQL ✅ AI-integrated SaaS platforms (OpenAI, LangChain, ChatGPT API, etc.) ✅ FinTech systems with secure payments (Stripe, ACH, Dwolla) ✅ Interactive dashboards, CRMs, and admin portals ✅ Scalable REST / GraphQL APIs with authentication & roles ✅ Deployment & CI/CD on Vercel, Railway, AWS, and Supabase 🧩𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤 & 𝐓𝐨𝐨𝐥𝐬 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝: React.js, Next.js, TypeScript, Tailwind CSS, Zustand, Redux 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: NestJS, Node.js, Express.js, TypeORM, Prisma, PostgreSQL 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞: Domain-Driven Design, Clean Architecture, SOLID Principles 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬: Stripe, ACH, Dwolla, Docusign, Experian, Mailgun, AI APIs 𝐈𝐧𝐟𝐫𝐚: Vercel, Railway, Supabase, AWS (EC2, RDS, S3) 🚀 𝐑𝐞𝐜𝐞𝐧𝐭 𝐏𝐫𝐨𝐣𝐞𝐜𝐭𝐬 💳 𝐅𝐢𝐧𝐓𝐞𝐜𝐡 𝐖𝐞𝐛 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦: End-to-end NestJS + React app; integrated Stripe + ACH for automated billing and client onboarding. 🎓 𝐇𝐞𝐚𝐥𝐭𝐡𝐂𝐚𝐫𝐞 𝐒𝐚𝐚𝐒 𝐀𝐩𝐩: Multi-role platform with external API data sync, Stripe payments, and analytics dashboard for admins. ✈️ 𝐓𝐫𝐚𝐯𝐞𝐥 𝐀𝐠𝐞𝐧𝐜𝐲 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦: Booking management system with modular backend and optimized Next.js frontend. Each project followed clean architecture, scalability, and long-term maintainability, ensuring enterprise-level reliability. ⚙️ 𝐇𝐨𝐰 𝐈 𝐖𝐨𝐫𝐤 → 𝐃𝐢𝐬𝐜𝐨𝐯𝐞𝐫𝐲 (𝟑𝟎 𝐦𝐢𝐧 𝐜𝐚𝐥𝐥): Understand your vision, define scope, and align on architecture & roadmap. → 𝐏𝐥𝐚𝐧𝐧𝐢𝐧𝐠: Design database schema, finalize tech stack, and create detailed sprint milestones. → 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: Clean, scalable code with weekly demos and transparent progress tracking. → 𝐓𝐞𝐬𝐭𝐢𝐧𝐠: Automated unit + integration tests, QA reviews, and performance validation. → 𝐃𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭: CI/CD setup, AWS/Vercel deployment, and real-time monitoring integration. → 𝐏𝐨𝐬𝐭-𝐋𝐚𝐮𝐧𝐜𝐡 𝐒𝐮𝐩𝐩𝐨𝐫𝐭: 1-week complimentary maintenance & optimization assistance. 💬 𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐇𝐢𝐫𝐞 𝐌𝐞 ⭐ 5+ years of full-stack experience, FinTech, SaaS, and AI MVPs ⭐ Strong communication and clear documentation ⭐ Ownership mindset, I take full responsibility for results ⭐ Business-oriented problem solver, not just a coder ⭐ Clean, tested, and production-ready code every time When you hire me, you’re not just getting a developer, you’re getting a technical partner committed to turning your vision into a scalable, revenue-driving product. 📩𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐅𝐞𝐞𝐝𝐛𝐚𝐜𝐤 "Working with Asad was an excellent experience. He’s a highly skilled Full Stack Developer who understands both technical and business needs. He delivered every milestone on time, communicated clearly, and handled complex requirements with ease. I’d gladly work with him again and highly recommend him to anyone looking for a reliable developer who takes ownership and delivers quality results." ~ SilverConcepts "Asad delivered the project successfully & has solid skills with the MERN stack. His communication is top-notch and is also very reliable." ~ Hameez 🚀 𝐋𝐞𝐭’𝐬 𝐝𝐢𝐬𝐜𝐮𝐬𝐬 𝐲𝐨𝐮𝐫 𝐩𝐫𝐨𝐣𝐞𝐜𝐭 I’ll review your requirements and share a detailed roadmap within 2 hours. 🔑 KEYWORDS Full Stack Developer, JavaScript Developer, TypeScript Developer, MERN Stack, React Developer, Next.js, Node.js, NestJS, Express.js, REST API, GraphQL API, API Integration, Microservices, Serverless Architecture, Cloud Deployment, Scalable Applications, Clean Architecture, Domain Driven Design, SOLID Principles, Redux, Zustand, Tailwind CSS, SSR, SSG, PWA, Responsive UI, Web Performance, Node.js, TypeORM, Prisma, JWT Authentication, OAuth2, WebSocket, Socket.io, Redis, Background Jobs, PostgreSQL, MongoDB, Supabase, Database Optimization, SQL, NoSQL, FinTech Development, SaaS Development, MVP Development, Startup MVP, Stripe Integration, ACH Integration, Dwolla, Plaid API, Docusign, Experian, Subscription Billing, Analytics Dashboard, Admin Panel, Multi-tenant SaaS, Secure Authentication, Role Management, AI Integration, OpenAI API, ChatGPT API, LangChain, Vector Databases, AI Chatbot, AI SaaS Platform, Machine Learning API Integration, RAG, Encryption, Secure APIs, Performance Tuning
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $1.6k
Billed in all: $4,805$4.8k
$1.6k in the last 6 months
Earnings, last 30 days
Skill rankings: Top 20% in ExpressJS
Ranked by MRR among everyone on Upwork with the skill.
- #25Domain-Driven Design105 freelancers · 🇵🇰 #1Top 24%🇵🇰#1 of 7
- #91Clean Architecture385 freelancers · 🇵🇰 #21Top 24%🇵🇰#21 of 83
- #251FinTech802 freelancers · 🇵🇰 #39Top 31%🇵🇰#39 of 148
- #295AI Platform816 freelancers · 🇵🇰 #50Top 36%🇵🇰#50 of 134
- #648Healthcare1,767 freelancers · 🇵🇰 #72Top 37%🇵🇰#72 of 183
- #869NestJS3,757 freelancers · 🇵🇰 #223Top 23%🇵🇰#223 of 897
- #1,102ExpressJS5,651 freelancers · 🇵🇰 #282Top 20%🇵🇰#282 of 1,312
- #1,108Website4,628 freelancers · 🇵🇰 #178Top 24%🇵🇰#178 of 799