Umair Mustafa is a Senior Software Engineer based in Cottbus, Germany, with over six years of hands-on experience building full-stack JavaScript and Python systems that power AI-enabled web and mobile products. He designs scalable backend architectures, ETL and vector-search pipelines, and production LLM workflows while also shipping polished React/React Native frontends and reusable component libraries. Comfortable across Nest/Express, Next.js, MongoDB/MySQL, AWS/Azure, and containerized deployments, he frequently bridges data engineering and application layers to turn messy external feeds into reliable, searchable knowledge stores. A Google and Microsoft certified developer, Umair pairs freelance marketplace experience (Top Rated on Upwork, gigs on Fiverr) with in-house product delivery, having integrated OpenAI models and built real-time AI chat and decision systems. Notably, he blends practical API and extraction engineering (XML/PDF normalization, embeddings generation) with product-minded coordination of milestones and cross-team delivery.
6 years of coding experience
6 years of employment as a software developer
bachelor of computer science BSCS, Computer Science, bachelor of computer science BSCS, Computer Science at DHA Suffa University
Contributions:1 PR, 17 pushes, 1 branch in 3 years 6 months
apinode-expressexpressjsexpressexpress-js
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Umair Mustafa - Senior Software Engineer at Geeks of Kolachi