About Marouen
French
Native or bilingual
English
Fluent
Arabic
Native or bilingual
Experience
- La Poste GroupeLead Back-end Developer Node.JS/ TypescriptMay 2019 - Today (7 years and 2 months)Issy-les-Moulineaux, France• Leading security and vulnerability management for projects: regular dependency analysis, implementing fixes, and security audits, ensuring compliance with internal and regulatory standards.• Technical design and task definition: developing backend architecture, writing technical specifications, and breaking down tasks in JIRA to ensure clarity and development tracking.• Developing and maintaining high-load REST and GraphQL APIs: designing performant and scalable APIs (50M+ requests/day), optimizing endpoints, and efficiently managing critical data flows.• Implementing robust CI/CD pipelines: automating unit and integration tests, secure deployments, and continuous monitoring to reduce production incidents.• Architecting and implementing continuous deployment solutions based on Ansible, ensuring reliable, reproducible, and scalable deployments.• Developing Ansible frameworks (roles, playbooks, templates) to industrialize application deployments.• Supporting clients and responding to business needs: liaising with Product Owners and end-users to translate needs into reliable and performant technical solutions.• Contributing to architectural decisions and continuous improvement: technology choices (Node.js, TypeScript, Prisma, Docker/K8s), adopting best practices, and standardizing code.• Technical mentoring and knowledge sharing: mentoring developers, organizing code reviews, and promoting a DevOps and software quality culture.• Voluntarily completing ancillary tasks to improve the team's workflow.• Proposing innovative ideas in defining processes and problem-solving.• Managing multiple tasks simultaneously in a flexible and methodical manner within deadlines.• Considering positive solutions to problems
- Numeryx TechnologiesBack-end Developer Node.js/ TypescriptDIGITAL AND ITMay 2018 - February 2022 (3 years and 9 months)Montigny-le-Bretonneux, FranceClient: Le Conservateur• Design and development of robust and performant REST APIs to manage critical financial flows.• Performing unit/integration tests of solutions to verify compliance with specifications, identify anomalies, and determine corrective actions.• Ensuring technological watch to stay updated on developments impacting the business and identify relevant techniques and tools for implementation in current or future projects.• Participation in backend architectural discussions and proposing technical improvements to increase maintainability and scalability.• Close collaboration with the client to translate business needs into reliable and documented technical solutions.Client: CNES• Development of an application for managing satellites and telecommands, ensuring precise tracking of sent and received operations.• Creation of a real-time viewer for visualizing telecommands and critical operations.• Participation in production deployment by providing technical support to relevant departments to ensure compliance with functional and technical specifications.• Performing unit tests of solutions to verify compliance with specifications, identify anomalies, and determine corrective actions.• Collaboration with business teams to define and prioritize critical functionalities.
- CynapsysFull-stack Developer JavascriptJuly 2017 - May 2018 (10 months)Toulouse, FranceClient: CNES
- Design and development of an application for managing satellites, telecommands, and operations sent/received to/from satellites.
- Development of an application (Viewer) for real-time visualization of telecommand details.
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Education
- Fundamental License in Computer Science and MultimediaISAM MANNOUBA2013Licence Fondamentale en Informatique et Multimédia
- Computer Engineering DegreeESPRI TUNIS2017Ingénieur Informatique