Omar Abdel Aziz Hussien Abo El Wafa

Backend EngineerFull Time

• Job Details:- Develop back-end APIs in Node.js using JavaScript (ES6) and Express.js. - Manage and maintain the MongoDB (NoSQL) database. - Develop back-end services using microservices architecture and REST API standards. - Publish private NPM packages to be used across the back-end systems. - Secure the back-end using security best practices against major security threats. - Review and Approve pull requests made by the development team. - Conduct training sessions with the team so that they can be equipped with new knowledge and skills to remain current. - Enforce clean code and coding best practices (e.g. unit testing).

Backend DeveloperPart Time

• Job Details:Responsible for: - Technical Responsibilities: - Design and architect a solution for connecting three backend services built with Node.js and integrate them using the MQTT protocol. - Design and deploy a RabbitMQ message broker instance in the cloud or on-premise environment. - Develop and implement a Node.js client that can send and receive messages through the RabbitMQ message broker using the MQTT protocol. - Develop and implement a message schema or format that can be understood by all three backend services, and ensure that all messages are serialized and deserialized accordingly. - Test the message broker and client implementation to ensure that messages are being accurately transmitted between the connected services and all error handling is taken care of. - Establish and verify secure connections between the backend services and the message broker. - Deploy the solution on cloud or on-premise servers ensuring appropriate scaling and availability. - Managerial Responsibilities: - Track and manage all software deliverable from "Backend Development Team".

Technical LeadFull Time

• Job Details:Responsibilities: • Coordinate with users to analyze and understand their needs, evaluate possible solutions, and recommend the most efficient and cost-effective one, including third-party software solutions. • Define project milestones and develop program logic. • Analyze, design and develop systems according to client's requirements. • Maintain repositories of source Code documentation. • Provide technical expertise and support in investigating reported problems and suggest solutions to resolve them. • Prepare estimates of time and resources required to implement candidate projects. • Prepare and deliver technical training to new joiners and other team members. • Write boilerplates, packages, and libs for the backend software development (Node.js, typescript) • Manage and lead the backend and DevOps team In short, I handle and contribute to the workflow, from gathering client requirements to the deployment and delivery to the production stage.