monzer.omer
monzer.omer
Senior Backend Engineer
A reverse-chronological record of impact and engineering decisions.
SilverKey Technologies
Mar 2025 — Present
Senior Node.js Developer
Built a high-performance image processing microservice using Rust, achieving an average performance increase of over 98%. Led the migration of the existing codebase to TypeScript for improved maintainability and type safety. Optimized database queries and implemented caching strategies for critical data paths.
Ecom Payments
Aug 2024 — Feb 2025
Backend Engineer
Designed and implemented NestJS microservices architecture for payment processing. Integrated AES encryption for securing sensitive transaction data. Built robust message queuing infrastructure with RabbitMQ and containerized deployments using Docker.
Circles
Dec 2022 — Jan 2024
Backend Engineer
Architected microservices using GraphQL for flexible API composition and Apache Kafka for real-time data streaming across distributed services. Designed event-driven systems handling high-throughput data pipelines with fault tolerance and horizontal scalability.
EnayaTech
Feb 2020 — Jul 2020
Backend Developer
Developed RESTful APIs with Express.js, designed and maintained database schemas using both MySQL and MongoDB. Built backend services supporting mobile and web client applications with focus on API performance and data consistency.