Marco Yang

CS at Caltech, interested in Machine Learning and Software Engineering.

Experience

Software Engineer, Mechanize

Evals and RL tasks for Claude.

Software Engineering Intern, Two Sigma

Related to debugging simulations.

Software Engineering Intern, Glean

LLM judge evals, automated evalset generation, prompt optimization, and miscellaneous agent engine work.

Summer Undergraduate Research Fellow, Caltech Vision Lab

Cross-domain video action recognition with generative diffusion models' attention maps.

Full Stack Software Developer Intern, Fathomd

Full-stack development of educational video games and instructor dashboard for business schools.

Projects

CUDA Qwen3.5 Inference

github

CUDA autoregressive inference engine for Qwen3.5 with flash attention and Gated DeltaNet linear-attention layers. CS 179 final project.

Catan RL Bot

github

Reinforcement learning bot for Settlers of Catan trained with DAgger and PPO. ~70% win rate vs Catanatron baseline bots.

Caltech Course LLM Agent

github · demo archived

LLM with retrieval-augmented generation (scraped course catalog and 2 years of student feedback) that answers Caltech course questions.

Caltech Course Graph

github · demo

Interactive graph visualization and prerequisite finder for Caltech courses.

Tennis Ranker

github · demo archived

Web app that tracks tennis match scores and automatically ranks players. Made for my high school tennis team tryouts.

Coursework

Awards

William Lowell Putnam Mathematical Competition

United States of America Computing Olympiad

American Math Competition/American Invitational Math Exam