Alexandr Wang
Born 1997 · Age 28
American entrepreneur; co-founder and former CEO of Scale AI; Meta's chief AI officer since 2025. In 2021 he was the world's youngest self-made billionaire.
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Life & Career Timeline
Co-founded Scale AI
Co-founded Scale AI, an artificial intelligence company focused on data labeling and LLM evaluation services.
Became CEO of Scale AI
Assumed the chief executive role at Scale AI (served as CEO while leading company growth).
Scale AI product focus established
Scale AI offered data labeling and large-language-model evaluation services to develop AI applications and models.
Named world's youngest self-made billionaire
In 2021 Alexandr Wang was recognized as the world's youngest self-made billionaire, at age 24.
Appointed Meta Chief AI Officer
Became Meta's chief AI officer (the appointment is described as effective since 2025).
Transitioned from Scale AI CEO to former CEO
Described as co‑founder and former CEO of Scale AI; implied transition from CEO role upon/around joining Meta in 2025.
Known for Scale AI's role in AI development
Scale AI is known for providing labeled training data and evaluation services used to develop AI applications and large language models.
Forbes net worth estimate (April 2025)
Forbes estimated Alexandr Wang's net worth at $3.6 billion (April 2025).
Key Achievement Ages
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