El Boussalmani Oualid

• • Contributing to the modernization and refactoring of a legacy application (SCAPE) for GRDF, a major player in the energy sector

• • Migrating the system to a modern architecture based on Java 17, Spring Boot, and Hexagonal

• • Participating in the migration from JMS-based messaging systems to Apache Kafka, improving scalability, resilience, and asynchronous communication between services

• • Implementing event-driven architecture using Kafka for real-time data processing

• • Designing and developing high-performance REST APIs ensuring high availability and reliability in production

• • Implementing GitLab CI/CD pipelines triggered automatically on each push, automating builds and tests

• • Managing artifacts with JFrog Artifactory in a continuous integration environment

• •Writing unit and integration tests using JUnit and Mockito

• • Improving maintainability and performance through refactoring and best practices

• • Collaborating with distributed teams in an Agile Scrum environment Tech stack : Java 17, Spring Boot, Hibernate/JPA, REST, Maven, Git, GitLab, PostgreSQL, SQL Developer, Kafka, Spring Security, JUnit, Mockito, Hexagonal architecture

• • Contributed to the development of SPOT IDI, a cloud-based insurance pricing and risk assessment platform used by SCOR clients

• • Developed and optimized REST APIs for pricing and scoring services

• • Implemented Spring AOP to monitor execution time of critical methods and identify performance bottlenecks

• • Developed responsive front-end features using Angular to improve business user experience

• • Delivered a cross-platform mobile application using Ionic (Android, IOS)

• •Analyzed client requirements (CPS) and documented technical specifications

• • Designed and documented modular microservices architecture using UML, ensuring scalability and maintainability for municipal systems.

• • Developed business processes and integrated REST APIs

• • Contributed to backend and frontend development for optimized user experience Tech stack: Java 11, Angular, JHipster, Spring Boot, SQL Server, Hibernate, JWT, Spring Cloud, Eureka, Gradle, Git.