Physicist (weapons physicist at Los Alamos National Laboratory)
Mother
Physicist (weapons physicist at Los Alamos National Laboratory), Former Chairwoman of Scale AI
Siblings
Dennis Wang (Brother), Aimie (Amie) Wang (Sister-in-law)
Spouse
N/A
Children
None (publicly known)
Career
Awards, Honours, Achievements
January 2012: 5th in the USA Mathematical Talent Search
January 2014: Selected among the top 20 physics students for the USA Physics Team
May 2022: Youngest self-made billionaire with a net worth of $1 Billion
2019: Scale AI became a tech unicorn
2021: Scale AI valued at over $7 billion
First AI Startup
Scale AI
Current Company
Meta
Position
Chief AI Officer
Industry
Artificial Intelligence / Data Labeling / Enterprise AI
Net Worth
$3.2 billion (as of February 26, 2026)
Major Investments
AI infrastructure companies
Some Lesser Known Facts
1. He became the youngest self-made billionaire in 2022 with a net worth of $1 billion through his company Scale AI, which he founded at age 19.
2. He had a passion for coding and math from a young age, participating in related competitions during his school days.
3. He started his career as a software engineer at Addepar in 2014 and later joined Quora as Tech and Speed Lead/DRI.
4. In 2016, he left Quora to become an Algorithm Developer at Hudson River Trading.
5. He co-founded Scale AI with Lucy Guo in June 2016, and the company reached a $7.3 billion valuation by May 2022.
6. In November 2021, Scale AI acquired the German company SiaSearch and now serves over 300 clients, including Flexport, General Motors, US Airforce, and US Army.
7. His name 'Alexandr' was purposefully spelled with eight letters, considered lucky in Chinese numerology.
8. He has been playing violin since the age of nine and taught himself how to code.
9. He graduated high school a year early.
10. He has been a prominent voice on U.S.-China competition in artificial intelligence and its implications for national security, including testifying before Congress on AI's role in military applications and global competitiveness, and speaking at the World Economic Forum on data sharing amid geopolitical fractures.
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