Alexandre
Ginisty

Professional experience and education

1. Since Sept. 2025IT development officer, S-Print v4 rebuildSociété des Grands Projets (SGP)

   2nd year of work-study: React/TypeScript pages and components, Symfony endpoints, API tests, code reviews, rotating scrum master.

2. Since Sept. 2025Engineering degree, LSI major, work-studyEfrei Paris · degree awarded together with Université Paris-Panthéon-Assas

   Currently in year 2 (ING2): full-stack Java, .NET and C#, security, cryptography, real-time systems, Scala.

3. 2023 – 2025Full-stack developer on a work-study contractVal-de-Marne prefecture, SINUM department · BUT in Computer Science (application development track)

   Sole developer: rebuilt the room and car booking site (~800 workstations), from design to production.

4. 2019 – 2022STI2D baccalauréat, SIN optionLycée Christophe Colomb, Sucy-en-Brie

Projects

Work-study assignments

• S-Print v4 · 2025 – ongoingSymfony · API Platform · TypeScript · React · Docker · GitLab · JiraThe rebuild of the Société des Grands Projets' platform where contract holders file their declarations, from Java/Vue to Symfony and React.Complete rebuild: Java / Vue.js to Symfony + API Platform and TypeScript + ReactReplaces Excel files with controlled data entry and feeds the Cockpit analysis tool

Personal project

• PlanesView · 2026TypeScript · Three.js · Svelte 5 · MapLibre GL · Web Workers · IndexedDB · Cloudflare Pages FunctionsAll air traffic live on a photorealistic globe, and the view from the cockpit of any aircraft.Kalman filters per aircraft: 1 Hz of data becomes 60 fps of motionTile quadtree with IndexedDB cache, "farthest first" eviction, terrain decoding in a Web Worker369 tests, strict TypeScript, an ARCHITECTURE.md describing every module