
Md Hussain
Senior Full Stack and AI Engineer building SaaS and AI Chatbots
Kompetenzen

Meine Dienstleistungen


Portfolio
Arbeitserfahrung
Full Stack Developer
Fiverr • Freiberufler
Dec 2023 - Present • 2 yrs 10 mos
Delivered full stack web apps and SaaS products for founders and agencies in Pakistan and international markets, from the first requirements call to production launch. Built secure REST and GraphQL APIs, added AI chatbots and content generation with the OpenAI API, and deployed apps with CI/CD. Most work came from referrals and repeat clients. Tech: React, Node.js, Express, PostgreSQL, MongoDB, GraphQL, REST APIs, JWT, OAuth, OpenAI API, AWS, DigitalOcean, Railway, CI/CD
Full Stack Engineer
Studio Cog • Vollzeit
Dec 2024 - Sep 2026 • 1 yr 9 mos
Build and ship production SaaS platforms end to end, from system design and database schemas to frontend, APIs and AWS deployment. Build AI features with Claude and OpenAI, including RAG pipelines for semantic search and support chatbots, and MCP servers that connect LLMs securely to live application data. Mentor junior developers and lead code reviews. Tech: Next.js, React 18, TypeScript, Node.js, PostgreSQL, REST APIs, JWT, AWS (EC2, S3, Lambda), CI/CD, Claude API, OpenAI API, RAG, vector embeddings, MCP
Senior Frontend Developer
Pakistan Institute of Fashion and Design, Lahore • Vollzeit
Mar 2023 - Dec 2023 • 9 mos
Led the design and development of responsive web applications. Built reusable component libraries and state management for scalable code, turned complex UI/UX designs into accessible interfaces, and improved load times and cross-browser performance. Mentored junior developers and set frontend best practices for the team. Tech: React.js, TypeScript, JavaScript (ES6+), Redux, Context API, Git, CI/CD, Agile/Scrum