Abderrahmen K.

Grtgaz owns and operates the longest high-pressure natural gas transmission network in Europe in France. The RIO platform is being reborn as part of the project to overhaul their system by moving to a reactive microservices architecture deployed in the AWS cloud.

Technical environment: AWS, Terraform, Java 17, GitLab CI, Spring Boot2, Spring Flux, reactor, Kafka, MongoDB4, JUnit5/Mockito, AssertJ, Hamcrest, Intellij IDEA, Gradle, Git, Terraform

During the mission, I performed the following tasks:

- Provisioning of AWS infrastructure with Terraform: Mastery of creating, managing, and scaling cloud resources using Terraform.

- Design and implementation of REST APIs: Experience in creating RESTful API interfaces, ensuring clarity, security, and performance.

- Contributions to the definition of microservices and exchange patterns: Active participation in the architecture of microservices, defining interactions and exchange schemas to ensure scalability and flexibility.

- Participation in the architecture of the new platform: Active engagement in the design and implementation of the overall architecture of the new platform, in alignment with business objectives and best practices.

- Development of Quarkus lambdas: Advanced competence in developing lambdas with Quarkus, promoting high performance and low resource consumption.

- Implementation of the CI/CD chain with Gitlab CI: Expertise in configuring and automating the continuous integration and continuous deployment process using Gitlab CI.

Mission consists of developing a new TD-alliance API. It is a Restfull API dedicated to the management of the repository of technical definitions of vehicle parts manufactured by Renault and Nissan. The project falls within the objective of digital transformation led by the Renault group. This API is exposed for the various Renault systems such as the cost management system, Quality,...

During this mission, I contributed to the realization of the following tasks:

- Design and implementation of REST APIs

- Participation in the architecture of the new platform

- Realization of a deployment POC on Google Kubernetes Engine

- Implementation of the CI/CD chain using gitlabCI

- Dockerization of the API

- Realization of unit and integration tests

- Working in Agile Scrum mode

Development of an online car insurance subscription solution. It is distributed on the Internet. It is also offered for AXA general agencies.

During this mission, I contributed to carrying out the following tasks:

- Design and development of business rules with actuaries: construction of the offer catalog, customer subscription to the offer and pricing.

- Analysis of needs, Study of their impacts.

- Analysis of pricing discrepancies.

- Ensure the technical migration of the Jrules rules engine: upgrading the rules with the new version, adapting the webservices code.

- Assist during production on-call duties.

- Preparation of technical documentation for deliveries