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Daya Guo
Daya Guo's file: code intelligence, Microsoft Research Asia, DeepSeek, DeepSeek-Coder, reasoning models, and the research path from programming-language AI into frontier systems.
Guo trained in computer science and code intelligence, split his doctoral work between Sun Yat-sen University and Microsoft Research Asia, joined DeepSeek almost as soon as it existed, then became a named researcher on the coding and reasoning systems that helped establish the lab's technical reputation.
HOW THE HELL DID DAYA GUO GET HERE?
Aug 2014
HE STARTS COMPUTER SCIENCE AT SUN YAT-SEN
Guo began his undergraduate degree in computer science and technology at Sun Yat-sen University.
RECEIPTS: Daya Guofirst-party
Aug 2018
THE CODE-INTELLIGENCE WORK BECOMES A PHD
Guo began a PhD at Sun Yat-sen University, including a joint program with Microsoft Research Asia focused on natural language and code intelligence.
RECEIPTS: Daya Guofirst-party
Jul 2023
HE JOINS DEEPSEEK IN ITS FIRST YEAR
After completing his doctorate, Guo joined DeepSeek as an AI researcher working on code intelligence and large-model reasoning.
RECEIPTS: Daya Guofirst-party
Jan 25, 2024
DEEPSEEK-CODER MAKES PROGRAMMING A FRONTIER MODEL PROBLEM
Guo was lead author of DeepSeek-Coder, an open family of code models trained from scratch for programming tasks.
RECEIPTS: DeepSeekfirst-party
Jun 17, 2024
CODER V2 GOES AFTER CLOSED-SOURCE MODELS
Guo was a leading author on DeepSeek-Coder-V2, which expanded the model family with mixture-of-experts architecture and broader code capability.
RECEIPTS: DeepSeekfirst-party
Sep 17, 2025
THE CODING RESEARCHER ENDS UP ON DEEPSEEK-R1
Guo was first author of the peer-reviewed DeepSeek-R1 paper describing reinforcement-learning methods used to elicit reasoning behavior.
RECEIPTS: Naturereported
Apr 2026
AFTER THREE YEARS, HE LEAVES DEEPSEEK
Guo's personal research biography records his DeepSeek tenure as running from July 2023 through April 2026.
RECEIPTS: Daya Guofirst-party