monzer.omer

monzer.omer

Senior Backend Engineer

Built with WebFluent

Experience

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.

RustTypeScriptNode.js

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.

NestJSRabbitMQDockerAES

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.

GraphQLKafkaMicroservices

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.

Express.jsMySQLMongoDB