I specialize in building high-throughput distributed systems, optimizing performance, and executing zero-downtime production deployments. Proven track record of:
- 📉 Reducing system latency by 94% (8s → 500ms)
- 📈 Scaling backend services to 50K+ users & 50+ facilities
- 🔄 Executing zero-downtime migrations on tables with millions of records
- ⚡ Boosting Kafka consumer throughput by 200% (20 → 60 msg/sec)
| Backend | Databases & Messaging | Cloud & DevOps | Concepts |
|---|---|---|---|
.NET Core Node.js NestJS Spring Boot C# |
MySQL PostgreSQL MongoDB Kafka Bull Queue Redis |
Docker AWS GCP CI/CD Datadog |
Clean Architecture SOLID Microservices System Observability |
| Project | Tech | Highlights |
|---|---|---|
| Employment System | ASP.NET Core, EF Core, Redis, Hangfire, Angular | Clean Architecture, JWT auth, background job processing |
| Clinic Management | Spring Boot, Spring Security, JPA, React, Twilio | 94% latency reduction, RBAC security, WhatsApp booking |
- 🥈 5th Place – ECPC Qualification (2022) | Advanced to Finals
- 📜 Microsoft Certified: Power Platform Fundamentals (2024)
- 🎓 BSc Computer Science – Cairo University (GPA: 3.08/4.00)
💡 I'm always open to collaborating on scalable backend architectures, performance tuning, or distributed systems. Feel free to reach out!