Freelancer profile translated to English.
Back to original languageAbout Walid
TypeScript, JavaScript & Functional Programming Full-Stack Developer
I build complete web applications using TypeScript with a functional programming approach.
Front-end: React, Angular, Vue.js (SSR, SSG...)
Back-end: Node.js, Event-Driven Design and Domain-Driven Design (DDD)
APIs: GraphQL, Rest (HATEOAS)
Infra: AWS, AliCloud
I master the full cycle: development, event-driven architecture, and cloud deployment on AWS or other for robust and maintainable applications.
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 50km)
Experience
- Sanofi AcceleratorSenior Software EngineerMEDICALJanuary 2026 - Today (7 months)Paris 16 Passy, FranceContext: Development of BBTool, a decision support tool for R&D teams, as well as document processing pipelines based on language models (LLM).Team: Agile Squad
- Development of rich data interfaces for comparing R&D projects and allocating resources
- Design and implementation of backend logic and APIs supporting complex decision-making workflows
- Design and implementation of LLM pipelines for processing and querying large corporate document corpora
- Application of Clean Architecture principles and best testing practices in a greenfield internal product
- Participation in the technical design and overall architecture of the solution
Technologies: React, Node.js, TypeScript, LangChain, AWS - HermèsBackend DeveloperLUXURY GOODSMarch 2024 - Today (2 years and 5 months)Paris, France-Development of the order management workflow.-Creation and customization of business documents (invoices, picking slips, etc.).-Participation in quality workshops within the team.-Improvement and maintenance of tests (functional, unit, integration).-Collaboration with inter-departmental teams (cart, inventory, payment, etc.).-Writing technical documentation.
- ONTEX SANTE FranceSoftware ArchitectE-COMMERCEJuly 2020 - February 2024 (3 years and 7 months)Levallois-Perret, France-Evaluate and select tools and technologies for each project (Node, React, Angular).-Design an architecture adapted to the project needs.-Develop coding conventions to ensure code consistency.-Define and develop necessary API contracts (Node, MongoDB).-Develop and document reusable components (Atomic Design).-Provide training and mentoring to team members.-Document architecture, technical decisions, and best practices.-Participate in the final selection of developers.-Participation and facilitation of Scrum events: Daily / Backlog refinement / Sprint review / Demo / Sprint retrospective.-Write user stories in collaboration with the product owner.-Concise and pedagogical communication.-Preparation of Team Building workshops.-Daily practice of English (oral and written).
Reviews
Matthias
ONTEX SANTE France
Reviewed on 6/13/2023
Matthias
ONTEX SANTE France
Reviewed on 2/2/2023
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Education
- Computer Engineering and Networks DegreeMoroccan School of Engineering Sciences2013Méthodes informatique appliquées à la gestion d'entreprise (MIAGE)