Ali Ahmad

Senior Software Engineer

Upwork • Freiberufler

Dec 2019 - Present • 6 yrs 5 mos

I am a Senior Python Developer with over 7 years of experience building scalable web applications, automation systems, and data-driven solutions. I have developed and deployed production-grade applications using FastAPI, Django, and Flask, focusing on high performance and clean architecture. My expertise includes designing REST APIs, implementing secure authentication (OAuth2/JWT), and integrating third-party services. I have strong experience in: Building full-stack applications with PostgreSQL, Redis, and Docker Web scraping and automation using Selenium and custom scripts Developing high-performance backend systems with async processing Designing scalable architectures with caching and queue systems I have worked on projects ranging from startup MVPs to systems handling thousands of users, always ensuring reliability, speed, and maintainability.