Summary
Valentin Messias is a full-stack software engineer based in Tokyo with over a decade of hands-on experience building scalable web applications using Django, Nuxt/Vue, Next/React and AWS. He combines product-minded engineering and DevOps expertise—having served as CTO at an Antler-backed startup—with a strong focus on performance, reliability, and CI/CD automation. Comfortable leading multilingual Agile teams, he bridges backend and frontend concerns and is fluent in Python and TypeScript. Trained to MSc/engineer level in France and experienced across Japan and Europe, he brings both startup leadership and enterprise delivery experience to complex, user-facing systems. An analytical problem-solver, he often pairs infrastructure work (VPCs, Docker, GitHub Actions) with UX-driven front-end improvements to ship end-to-end value.
10 years of coding experience
6 years of employment as a software developer
Postgraduate Degree, Postgraduate Degree at 香川大学
Preparatory classes : two-year undergraduate intensive course in mathematics and physics, Preparatory classes : two-year undergraduate intensive course in mathematics and physics at Lycée Jean Moulin Torcy
Baccalauréat, Baccalauréat at Lycée Gaston Bachelard Chelles
Engineer's degree, Engineer's degree at ESIEE PARIS
Université Paris-Est Marne-la-Vallée
French, Portuguese, English, Spanish, Japanese