Imed Zenned

Software Engineer @Keyrus

Tunis, TN

Working on projects in the Telecom sector with clients across the Middle-East and Africa with 5Million Monthly active users (Cameroon, Ivory Coast,Tunisia, Egypt).•Employing Agile methodologies (Scrum), utilizing Jira for project management, with daily stand-ups,•Working with a team of 11 to ship new updates that satisfy both the company values and the clients’needs.•Contributing to technical decision-making and architectural choices and ensuring the project’sscalability and efficiency.•Experienced in leveraging functional reactive programming techniques to create robust,lightweight and efficient applications.•Using Messaging broker for asynchronous inter-microservice communication, resulting in a 30%reduction in message processing latency.•Built, expose and well documented REST APIs using JAVA and Spring Boot/Quarkus in over 40microservices•Wrote Unit tests for the back-end using JUnit, RestAssert and WireMockServer, and integrationtests via TestContainers, exceeding %75 of code coverage.•Maintain a fully automated CI/CD pipeline,resulting in a 50% decrease in deployment time.•Overseeing the end-to-end management of user authentication and authorization throughKeycloak with more than 6 roles.•Debugging and troubleshooting across more than 4 environments using tracing and monitoringtools (Grafana and Prometheus) for efficient issue resolution.