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Manuel Kroiss

Software engineer, Google DeepMind

Manuel Kroiss is a software engineer on DeepMind's reinforcement learning team and an equal-contribution co-author of the Nature paper "Grandmaster level in StarCraft II using multi-agent reinforcement learning," documenting AlphaStar. He has also publicly discussed Python GIL bottlenecks in large-scale DeepMind RL systems in the context of PEP 703.123

At a glance

Current role
Software engineer, RL
Sources cited
3
Profile reviewed

Accomplishments

  • Equal contributor on AlphaStar Nature paper.1
  • DeepMind RL systems engineer.3

AlphaStar

Kroiss is listed among equal contributors who designed and built AlphaStar, DeepMind's multi-agent RL system that reached Grandmaster level in StarCraft II under full-game conditions.12

Timeline

  1. AlphaStar Grandmaster Nature paper published.1

Where they work

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References

3 sources · profile reviewed Oct 24, 2026 · data updated Oct 24, 2026

  1. Grandmaster level in StarCraft II using multi-agent RLNature · Paper · published Oct 30, 2019 · accessed Oct 24, 2026
  2. AlphaStar: Grandmaster level in StarCraft IIGoogle DeepMind · Announcement · accessed Oct 24, 2026
  3. PEP 703 discussion quoting Manuel Kroiss (DeepMind)Hacker News · accessed Oct 24, 2026