Sean Zhao
Chief Technology Officer at TIMEDOMAIN
San Jose, California, United States
Summary
👤
Senior🎓
Top SchoolSean Zhao is a product-driven CTO and tech entrepreneur with over a decade of experience building AI, ML, and real-time systems, now based in San Jose. As co-founder and CTO of TimeDomain he led development of ACE Studio and ACE-Step—AI music tools adopted by millions and an open-source foundation model with 2.7k+ GitHub stars—while raising nearly $20M from investors including Cyber Creation and Alphaist. His background spans game-engine and graphics work at Tencent and iDreamSky, where he optimized real-time physics and AR gameplay for hit titles, bringing a strong performance engineering mindset to creative AI products. He scaled ACE Studio to 10× revenue growth through product-led feature launches and sits at the intersection of music generation, singing synthesis, and creator-focused AI tooling. Notably, his teams shipped mobile hits (ACE Virtual Singer, Pocket Singer) that charted in multiple app stores and generated widespread user-created content.
10 years of coding experience
4 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at 太原理工大学 Taiyuan University of TechnologyMaster of Science - MS, Computer Games and Programming Skills, Master of Science - MS, Computer Games and Programming Skills at Newcastle University
Chinese, English
Github Skills (42)
midi10
audio10
tuner10
audiokit10
music10
singing10
read-write9
synthesizer9
audiounit9
coreaudio9
tvos9
swift-playgrounds9
pitch-detection9
swift9
macos8
Programming languages (5)
Github contributions (5)
timedomain-tech/ACE_sequence_file
Jun 2023 - Dec 2024
Open-source file format designed for high-quality, customizable singing synthesis.
Contributions:2 releases, 13 reviews, 29 PRs in 1 year 6 months
singing-synthesis
timedomain-tech/ACE_phonemes
Jun 2023 - Feb 2025
Contributions:2 releases, 12 pushes, 2 tags in 1 year 8 months
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