Freelancer profile translated to English.

Description

Welcome to my Malt profile 👋

I am Bilel Khadhraoui, a JavaScript Full Stack Developer (NestJS,NextJS,React,NodeJS) with 8 years of experience. I help startups, SMEs, and large companies create and redesign high-performing, scalable, and well-designed web applications.

What I can do for you:

Custom Web Development
Web Applications (SPA)
Frontend (React, Angular, Next)
Backend/API (Node.js, NestJS, Express)
Back-office, Dashboards
Landing Pages

Redesign & Optimization

Technical and visual redesign
Migration to modern frameworks
Performance Optimization (Core Web Vitals)
Evolutionary Maintenance

Complementary Services

Continuous Integration / Docker / Git

*JavaScript/TypeScript Training or Technical Mentoring

Scalable Architecture
Unit and Functional Tests (TDD, Jest)

Mastered Stack

Frontend: ReactJS, Angular, Vue.js, Next.js, Tailwind, SCSS
Backend: NodeJS, NestJS, Express
Tests & Quality: Jest, Storybook, TDD, React Query, Formik, Yup
Dev Tools: Git, Docker, Jenkins, Jira, Figma, Confluence
Cloud: AWS, GCP

Methodology

Quick and clear scoping of your needs
Proposal within 24 hours (quote / planning)
Iterative delivery with regular exchanges
Turnkey site or app, ready for production

Available and responsive, I quickly respond to your requests to discuss your project.

Let's discuss your needs now.

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Rueil-Malmaison (up to 50km), Paris (up to 50km), Lyon (up to 50km), Strasbourg (up to 50km), Lille (up to 50km)

Université Paris 1 Panthéon-Sorbonne
Senior Consultant (NodeJS|NestJS|React|NextJS)
EDUCATION AND E-LEARNING
September 2024 - April 2025 (7 months)
Paris, France
Technical consultant for the development and redesign of an internal platform for managing and archiving administrative documents for the university.

Design and implementation of modularReactcomponents (NextJs) in TypeScript, HTML, and CSS to provide a fluid and responsive user interface.
Implementation of lazy loading to optimize performance and reduce loading time.

Integration of graphical mockups provided by Figma.
Implementation of accessibility standards (RGAA) to ensure better ergonomics and inclusivity.
Development of backends inNode.jsandNestJS, in microservices architecture
Implementation of GraphQL (Apollo Server) to expose optimized APIs
Integration withPostgreSQLviaPrismaORM
Centralized authentication with Keycloak
Queue management viaRabbitMQ
Unit and integration tests with Jest, adherence to TDD / DDD best practices
Active participation in Scrum ceremonies, code reviews, and writing technical documentation onConfluence
✅ Delivery of an optimized and maintainable version of the platform within deadlines
✅ Significant improvement in code performance and readability
NestJs Typescript Node.js TDD/BDD Next.js
Airbus
Senior React.js Consultant
AVIATION AND AEROSPACE
January 2023 - August 2024 (1 year and 7 months)
Toulouse, France
Development of a custom Gantt chart library for critical project planning at Airbus. Project carried out in SAFE Agile mode within a close-knit team.

Design of modular and highly interactiveReactcomponents (drag-and-drop, sorting, dynamic filters, error handling)
Front-end architecture driven by Context API,TypeScript, andJest to ensure robustness and maintainability
Integration with Storybook for documentation and UI component standardization
Compliance with accessibility (a11y) and adherence to UX/UI guidelines defined in Figma
Participation in code reviews, PR validation, and CI/CD pipeline maintenance (Jenkins)
Close collaboration with POs, UX/UI, and QA in a SAFE Agile framework

✅ Result: a high-performing and scalable interface, facilitating project planning in a demanding industrial environment
React.js Typescript Storybook Jest
WEVIOO
Full Stack JavaScript Developer – React / NestJS
BANKING AND INSURANCE
January 2021 - December 2022 (1 year and 11 months)
Tunis, Tunisia
TLF-NET – Financing Request Management Platform

🔗 Platform Link:TLF-NET

Description:
Development of the TLF-NET solution, dedicated to managing quotes, financing, and customer accounts for the banking sector. Project structured according to a microservices architecture and managed in SCRUM.

Design of the front-end (React) and back-end (NestJS) architecture, with microservices logic to ensure modularity and scalability
Dynamic integration of user interfaces from graphical charts andNestJSAPIs
Full stack development withReact.js + Context API on the front end, andNestJS+TypeORM on the back end
Participation in task estimation, planning, and coaching junior developers
Proactive maintenance, bug fixing, continuous improvement of code quality (SonarQube, TSLint)
Technical documentation viaSwagger and Confluence, automation via Docker and Jenkins

✅ Production deployment of a reliable, modular, and scalable application
✅ Strong involvement in the technical supervision of the team and project industrialization
NodeJS ReactJS NestJs Typescript JavaScript