Muhammad Zeeshan A.

I build AI-powered SaaS products, LLM applications, and backend systems using Python, FastAPI, Next.js, and Node.js. I work across AI integrations, RAG workflows, APIs, databases, and production deployments. With 8+ years of experience i work across the full product lifecycle from backend architecture and API development to AI integrations, databases, authentication, third party services, and production deployment. I have worked with startups and growing businesses, building everything from early stage SaaS MVPs to production applications used by real customers. My focus is not simply adding AI to an existing application. I build the backend systems, data workflows, integrations, and product functionality needed to make AI features useful and reliable in production. 𝐀𝐈 & 𝐋𝐋𝐌 • LLM Integrations • OpenAI API • Claude API • RAG & Retrieval Workflows • AI-Powered Features • AI Workflows & Automation • AI Customer Service Applications • Semantic Search • Prompt Engineering • Structured AI Outputs 𝐒𝐚𝐚𝐒 & 𝐏𝐫𝐨𝐝𝐮𝐜𝐭 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 • SaaS Platforms & MVPs • AI Powered SaaS Products • Full-Stack Web Applications • Internal Business Tools • Custom Dashboards • Authentication & User Management • Role Based Access Control • Subscription & Payment Workflows • Workflow Automation • Third Party Integrations 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 & 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 • Python, FastAPI & Node.js • React, Next.js & TypeScript • REST APIs & GraphQL APIs • PostgreSQL, MongoDB & MySQL • Redis • API Development & Integration • Backend Architecture • Database Design • Webhooks & Background Processing • Performance Optimization 𝐂𝐥𝐨𝐮𝐝, 𝐃𝐞𝐯𝐎𝐩𝐬 & 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧 • AWS • Docker • CI/CD • Git & GitHub • Cloud Deployment • Production Monitoring • Application Reliability • Environment & Secrets Management 𝐑𝐞𝐜𝐞𝐧𝐭 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 • Built AI-powered backend systems and workflows involving LLM integrations, RAG, APIs, data processing, and production infrastructure. • Worked on AI Customer Service Platform using Python/FastAPI, RAG, AI workflows, and Supabase-backed application architecture. • Worked on AI Infrastructure SaaS, building backend services, AI integrations, data workflows, APIs, and production cloud infrastructure. • Worked on MyIntellirent, a production SaaS platform using Next.js, Supabase/PostgreSQL, authentication, Stripe, webhooks, and backend workflows. • Worked on Great Recruiters, contributing to the application, APIs, backend integrations, and production features. 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 & 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐬 SaaS • AI Products • Real Estate • Recruitment • Customer Service • Business Automation • Internal Tools • Web Applications 𝐇𝐨𝐰 𝐈 𝐖𝐨𝐫𝐤 I do not treat development as simply completing tickets. I first understand the product the users and the reason behind the feature. That helps me make better technical decisions keep the implementation practical and avoid adding unnecessary complexity. I work well with founders and small teams where communication, independent decision making and consistent delivery matter. If you are building an AI product, SaaS platform, or backend system and need someone who can take ownership from idea to production. Let's discuss what you are building.