Freelancer profile translated to English.

Description

Senior software engineer with over 13 years of experience, I work on demandingwebsystems forperformanceand **scalability**.

I support technical teams on:

Structuring front-end and distributed architectures
Stabilizing high-traffic platforms
Reducing technical debt
Improving production performance

Accustomed to large accounts and multi-team environments, I intervene when the stakes go beyond simple development: performance under load, progressive refactoring, technical structuring, or increasing complexity.

**Objective**: Make systems more stable, maintainable, and robust over time.

Languages

French
Native or bilingual
English
Fluent
Arabic
Native or bilingual

Workplace preferences

Remote only

Primarily works remotely

ACCOR
Senior Software Engineer
HOSPITALITY
April 2024 - Today (2 years and 4 months)
Issy-les-Moulineaux, France
Accor – International Digital Platforms
Intervened within technical teams on international digital platforms with high volume (several million weekly sessions).

Multi-team environment with high demands for performance, stability, and maintainability.

Responsibilities:
Development and evolution of Vue.js applications in production
Structuring and progressive refactoring of the front-end architecture
Active contribution to the Design System (reusable components, UI consistency)
Setup and maintenance of Storybook for component documentation
Integration into Adobe Experience Manager (AEM)
Performance optimization (Web Vitals, code splitting, lazy loading)
Stabilization of critical components in a high-load context
Participation in code reviews and cross-functional technical discussions
JavaScript Adobe Experience Manager (AEM) Vue.js Agile Scrum
UGAP
Senior Software Engineer
PUBLIC SECTOR
April 2023 - March 2024 (11 months)
Montpellier, France
UGAP – Public E-commerce Platform Redesign (v4)

Intervened on the redesign and evolution of the UGAP e-commerce platform (over 5 billion euros in annual volume), used by public buyers.

Context:
Platform with high institutional stakes
High constraints in accessibility, performance, and SEO
Structured environment with robustness and maintainability requirements
Responsibilities:
Development and structuring of a Vue.js / Nuxt 3 SSR application
Implementation of a modular and maintainable front-end architecture
Centralized state management via Pinia in a typed and scalable logic
Technical SEO optimizations (server-side rendering, semantic markup, performance)
Strict adherence to accessibility standards (ARIA, keyboard navigation, contrast)
Setup of a Dockerized environment to ensure reliable integration
Writing and integrating unit tests in CI pipelines (GitLab)
Vue.js Typescript JavaScript Agile Scrum
Axa
Fullstack Node/Vue Developer
BANKING AND INSURANCE
March 2020 - March 2023 (3 years)
Paris, France
AXA – Product Studio (Computable Contracts)
Intervened on a strategic internal product aimed at transforming traditional insurance contracts into “computable contracts”, translating legal clauses into machine-interpretable business rules.

Context:
Insurance domain with high business complexity
Full-stack JavaScript architecture
Integration with business information systems
High requirements for contractual consistency and reliability
Responsibilities:
Contribution to structuring technical decisions (application architecture, module organization, business rule management)
Full-stack JavaScript development (Vue.js front-end / Node.js back-end)
Structuring state management and complex business flows
Design of a visual engine for dynamic reorganization of contractual clauses
Automated generation of contractual documents (PDF / DOCX)
Integration via web services with business IS
Participation in production data migrations
Setup of unit tests to secure critical rules
Application of accessibility and robustness standards
Vue.js Node.js GraphQL MariaDB Git

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Master's degree in Engineering, Information Systems and Web Applications
Université Paris-Est
2013
Master en ingénierie, Systèmes d'information et applications web
Master's degree in Computer Science, Software Engineering
Université de Bretagne Occidentale
2012
Master en informatique, Ingénierie logiciels

Check out Mohamed's education

Mohamed Chaaben

Senior Engineer | Web Performance & Architecture

About Mohamed

Experience

Accor – International Digital Platforms

AXA – Product Studio (Computable Contracts)

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