Development of an MVP AI personal nutrition service on React + OpenAI

Developed from scratch a responsive web application (MVP) in French for automatic calculation of BJU and generation of personal diets. What has been implemented: Multi-step interactive questionnaire (biometrics, activity level, goals, allergies). Direct secure integration with the gpt-4o-mini model via OpenAI API. Dynamic results dashboard with visualization of caloric intake, personal text analysis from AI, and a list of recommended products. The project is fully optimized and deployed on Vercel cloud hosting. Implementation time: 2 days.