Head of Science — Founder — Private Tutoring & SaaS Platform

2021 — present

Paris, France

Solo founder and developer of Head of Science (headofscience.fr), a production SaaS platform for independent tutors, managing 100+ students and 200+ monthly lessons. End-to-end full-stack design and development: NestJS + PostgreSQL backend, React frontend, self-hosted Docker infrastructure, AI workflows (Ollama + MCP), and complete CI/CD observability (Grafana, Loki, PostHog, GitHub Actions). Full automation of business operations: multi-channel communication (WhatsApp, Discord, email), scheduling, payments, invoicing, reporting, and third-party integrations (Superprof, Google Calendar, open banking). In parallel, running a private tutoring activity in mathematics and computer science at all levels, algorithms, programming, systems, networking, databases, cybersecurity, which also serves as a real-world testbed for the platform.