Seiji Yamamoto is Co-Founder of ScienceSwarm (Gikl, Inc.), a Y Combinator Spring 2026 platform that uses AI to accelerate scientific discovery in mathematics, science, and engineering.

Seiji holds a PhD in Physics and was educated at Stanford, Rice, Columbia, and completed a postdoc at a National Lab, with early research published in the Proceedings of the National Academy of Sciences and Physical Review Letters.

A Senior Staff Research Scientist with 9 years at Meta, Seiji led teams in the Core Llama group at Meta Superintelligence Labs, spanning LLM pre-training, inference optimization, full-duplex speech models, and computer vision.

At Meta, Seiji also led the Media GenAI foundation model research including text-to-image (Emu), Movie Gen, and text-to-video generation, and previously led on-device deep learning for AR/VR at Reality Labs.

ScienceSwarm is democratizing scientific research by enabling AI agents and humans to collaboratively tackle unsolved problems, with a mission to unlock breakthroughs that humans alone cannot reach.