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Shuja Uddin
@shuja_uddin21
Full Stack and AI Engineer NextJS React Python Expert
Pakistan
English, Urdu
About me
Full Stack Developer & AI Engineer with 9 production apps shipped across fintech, e-commerce, and SaaS.
I specialize in:
→ High-performance web apps (Next.js, React, Node.js)
→ AI automation systems (LangChain, OpenAI, FastAPI)
→ Fixing and auditing AI-generated code (Cursor, Bolt, Lovable)
Real results: 99.86% ML accuracy, 98+ Lighthouse scores, 100% OWASP security remediation, 97% faster error recovery on a live fintech app.
I build and ship — not just code. Message me and I'll tell you exactly how I can solve your problem.
Skills
Shuja Uddin
Offline •
Average response time: 1 hour
See my services
Bug Fixes
I will audit your react or nextjs app bugs, security and performance report
Troubleshooting & Improvements
I will be your expert nextjs developer to fix cursor and lovable apps
Portfolio
Work experience
Softaware developer
Freelancing Career • Full-time
Apr 2025 - Present • 1 yr 1 mo
Developed and tested scalable backend services using NestJS and Node.js, ensuring high-performance and maintainable REST API development with comprehensive unit testing using Jest. Built and automated workflows using n8n automation, streamlining business processes and contributing to a robust ERP system development. Collaborated in a fast-paced Agile development environment, handling bug fixing, debugging, and performance optimization across full-stack applications. Improved overall code quality through unit testing, code reviews, and clean architecture practices, ensuring reliable and production-ready deployments. Integrated APIs and implemented backend optimization techniques to enhance system scalability and efficiency.
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