Thibault “Tibo” Sottiaux is now tracked in Turing Tree. The Belgian engineering leader is a Member of Technical Staff at OpenAI and leads core product and platform work across ChatGPT and Codex.
Sottiaux helped build Codex from an internal developer tool into one of OpenAI's fastest-growing products. Before joining OpenAI in 2024, he built research infrastructure and led human-data work for Gemini at Google DeepMind.