Freelancer profile translated to English.
Back to original languageAbout Gaetan
👋 With experience in dynamic, high-growth startups (LeWagon, Piana, QuestionPro, Horae), as a senior fullstack, I am confident I can be operational quickly on your project.
💅 Over 7 years of Frontend expertise: React.JS always in Typescript.
⚙️ Backend mastery in NestJS, PostgreSQL, or MongoDB
🤖 AI and Data Science included, like Total, Engie, or Ikea, leverage my expertise to extract high-impact insights from your product.
Skills:
👉 Web Application
👉 SaaS
👉 Web3
👉 Fintech
👉 FrontEnd
👉 BackEnd
👉 API
Technical Stack:
👉 Typescript
👉 React.js
👉 PosgreSQL/Mongo
👉 NestJS
👉 NextJS
👉 Zustand/Redux/Mobx
👉 Node
French
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- PianaSenior Full Stack EngineerBANKING AND INSURANCEMay 2024 - January 2025 (8 months)Paris, FranceDesign & development of an advanced billing engine• Multi-currency, multi-country, international VAT rules• Fine-grained customization per client (additional data, sub-totals by category)• Audit back-office + automatic anomaly detectionCross-functional refactoring of business logic• Update of the new DB schema across 40+ files• Removal of blocking edge cases• Ensure integrity and completeness of client dataSupport & continuous improvement• Resolution of 3+ incidents / onboarding tasks per week• Creation of internal tools → reduction of recurring tickets and support load
- HoraeFront-End Developer NextJS & TypescriptLUXURY GOODSAugust 2023 - March 2024 (7 months)Paris, FranceLead DeveloperCreation of a Web3 Dapp for Watch NFT management.The front-end was created from scratch with design included.
- FygursFullstack Typescript React NextJsCONSULTING AND AUDITSApril 2023 - January 2024 (8 months)Paris, FrancePart-time creation of a Data Maturity assessment app.The app aimed at guiding companies finding the right next steps in their data management journey
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Education
- Digital Architect422018
- BaccalaureateLycée Jean-Baptiste Corot2015Option Informatique, création d'un jeu en python en OOP