Youssef Moustafa

Backend Developer with 1.5 years building and shipping production backends using Node.js, NestJS, TypeScript, and PostgreSQL. Created scalable platforms serving 10,000+ daily users with Stripe API integrations driving significant revenue growth. Skilled in Clean Architecture, secure API design, database optimization, and AI automation systems. Manages end-to-end product launches from development through server setup, CI/CD deployment, and live environment monitoring.

Backend Developer at IT.Square (2025-08 – Present)

• Designed and deployed scalable backends (NestJS, TypeScript, PostgreSQL), from Clean Architecture to CI/CD and production launches
• Built secure, high-performance APIs with RBAC, optimized DB operations, and managed end-to-end releases

Freelance Fullstack Developer at Mezmars AI (2025-10 – 2025-12)

• Refactored Node.js backend for an AI automation platform, fixing critical WhatsApp & Voice API issues and improving reliability
• Built async modules and automation workflows for real-estate lead qualification, boosting lead processing efficiency

Backend Developer at Geeky'Air (2024-11 – 2025-10)

• Built & optimized 30+ APIs (Node.js, TypeScript, PostgreSQL) for 10K+ users; improved DB performance by 40%
• Reduced processing time by 20% (+$50K/month revenue) while maintaining 99.9% uptime during U.S. scaling

Bachelor of Science in Computer Science in Software Engineering Track – Alexandria University (2020 – 2024)