Freelancer profile translated to English.

Description

Full-Stack and Data Engineer with 7+ years of experience in designing and developing critical distributed systems with high data volumes (Société Générale, Trading Fintechs). Strong Agile and Craftsmanship culture: TDD, Clean Code, CI/CD, service-oriented architectures (REST, gRPC). Accustomed to demanding environments (investment banking, real-time) requiring high availability and strict test coverage.

Daily practitioner of assisted AI (GitHub Copilot, Claude Code), I combine development velocity with strong architectural rigor to deliver sustainable industrial solutions.

Languages

French
Native or bilingual
English
Native or bilingual
Arabic
Native or bilingual

Workplace preferences

Can work on-site

Paris (up to 50km)

Société Générale
Software Engineer - Full Stack
BANKING AND INSURANCE
February 2022 - Today (4 years and 6 months)
Puteaux, France
Mission:
Software Full-Stack Engineer at SG Markets, contributing to the delivery and support of financial web applications in an Agile and cloud environment. The scope covered user-facing web functionalities, backend-for-frontend/API services, and occasional infrastructure tasks, under strict security constraints.

Achievements:
Contribution across the entire software development lifecycle, from launch and delivery to production stabilization.
Development of user-facing features covering real-time market data visualization and client order placement workflows.
Work on performance-sensitive user interfaces, handling large volumes of real-time data (especially grid views).
Development and maintenance of BFF services and APIs to connect web applications to internal systems.
Implementation of real-time data streams for UI and service layers (streaming/bi-directional communication patterns).
Support for release quality through contributions to automated tests and CI/CD pipelines; participation in monitoring/log analysis and production monitoring.
Continuous improvement of delivery reliability: writing automated tests, maintaining CI/CD pipelines, analyzing logs, and production monitoring.
Technical Stack:
Frontend: TypeScript, React, Redux Toolkit, Vite/Vitest, Playwright, CodeceptJS
Backend: Node.js (NestJS), C# .NET 9+, gRPC, MongoDB, PostgreSQL
Cloud & DevOps: AWS, Azure, CI/CD Pipelines, Docker, Kibana/Grafana, Git.
Typescript .NET React.js Vite.js Node.js
Robankhood
Software Engineer - Full Stack & Data
SOFTWARE PUBLISHING
September 2018 - February 2022 (3 years and 5 months)
Nantes, France
Mission:
Full Stack & Data Software Engineer and lead developer of an AI-powered crypto trading platform, from MVP phase to real-time production launch. My role covered two aspects: setting up the data infrastructure and AI model training pipelines, as well as developing the entire application suite (backend, web frontend, mobile), in a context of frequent product adjustments.

Achievements:
Design of ETL pipelines with Python, Pandas, and PySpark: ingestion, cleaning, transformation, and preparation of market data for AI model training.
Deployment of ingestion servers integrating Binance API streaming feeds.
Development of data labeling tools for predictive models (BigML) and cloud APIs for automated training triggering.
Development of the trading platform (SPA) with React, Redux, and Node.js, and internal productivity tools.
Design and implementation of the system's core architecture and scalable backend services with NestJS, optimized via clustering for real-time trading.
Development and deployment of an iOS application on the App Store with React Native/Expo.
Deployment and maintenance of servers on OVH and AWS.
Technical Stack:
Data & AI: Python, BigML, Pandas, PySpark, Spark, ETL Pipelines
Backend: Typescript, NestJS, Node.js, MongoDB/Mongoose, PostgreSQL
Frontend & Mobile: React, Redux/Redux Toolkit, React Native, Expo SDK, Vite
Tests: Jest, Vitest, Playwright
Cloud & DevOps: Docker, AWS, CI/CD Pipelines, Bitbucket/Git
NestJs MongoDB Typescript Python PySpark

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Software Engineering Engineer
National School of Computer Science and Systems Analysis
2019
Ingénieur en génie logiciel
CPGE - MP
Mohammed VI CPGE
2016
Math sup / Math spé

Hicham B.

Fullstack & Data Engineer

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