Freelancer profile translated to English.

Description

React & Node.js Fullstack Developer | Expert in Scalable Architectures

An engineer by training, passionate about the tech industry and graduated from École 42 Paris, I combine analytical rigor with real technical versatility on the **MERN Stack**. My goal is to transform your business needs into robust, high-performance, and scalable digital solutions.

🚀 Technical Expertise & Experience

With significant experience at Galoche & Patin, I designed and managed a complete digital ecosystem from scratch:

Microservices Architecture:Developed a dozen services usingNode.js**, **gRPC**, and **RabbitMQfor fluid and scalable data management.

Frontend Development (React & Next.js):Created high-performance interfaces, including an E-shop with an optimized checkout process, a complex business ERP for workshop management, and a dedicated B2B portal.

API Integrations & Automation:Advanced connectivity with third-party tools such as Pennylane (accounting), Chronopost (logistics), and HubSpot (CRM).

DevOps:Proficient in containerization withDockerand implemented CI/CD pipelines on GitLab for secure deployments.

🛠 My Preferred Stack

Languages:TypeScript, JavaScript (ES6+), Node.js, C/C++.

Frontend:React.js, Next.js (App Router), Sass, Tailwind CSS.

Backend & Data:Express.js, MongoDB (Mongoose), PostgreSQL, REST, gRPC.

🤝 My Work Methodology

I view code as a tool to serve your business. My approach is based on:

Software Quality:Clean, typed code and an architecture designed for long-term maintenance.

Agility:Close and transparent collaboration through tracking tools like YouTrack.

Performance:Constant optimization of loading times and interface fluidity.

Available to discuss your complex projects and technical challenges.

Languages

French
Native or bilingual
English
Fluent
Arabic
Native or bilingual

Workplace preferences

Can work on-site

Paris (up to 50km)

Galoche & Patin
Fullstack Developer
March 2023 - Today (3 years and 3 months)
Paris, France
Mission: Active contribution to the creation and technical management of the business Information System from scratch.

*Microservices Architecture:Participation in the development of a dozen microservices underNode.jscommunicating viagRPCandRabbitMQto ensure data fluidity and scalability.

*Frontend Development (React):Design and maintenance of three dedicated interfaces:

*E-shop & Client:Online estimation process and checkout tunnel.

*Workshop Management:Internal ERP tool on tablet (production tracking, photo quality control, ticketing, invoicing...).

*B2B Portal:Partner interface for delivery tracking and invoicing.

*API Integrations:Automation of logistics flows (Chronopost), invoicing (Pennylane), and CRM synchronization (HubSpot).

*DevOps & Quality:Use of Docker for containerization, CI/CD pipeline management on GitLab, and agile project tracking via YouTrack.
Node.js React.js Microservices Architecture Next.js Developer Backend Service Development
Digitalize
ReactJs Frontend Developer
November 2022 - February 2023 (3 months)
Paris, France
Single Page Application (React.js) – Travel Agency
Design of a high-performance user interface integrating a structured and secure customer data collection system.
React.js Strapi

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IT Architecture Expert
École 42 Paris
2023
Algorithmique & Système (C/C++)
Engineering Degree in Energy Engineering
ENSMR
2014
Diplôme d'Ingénieur en Génie Énergétique

Check out Omar's education

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