# Arno Candel > Scientific-computing and ML-systems engineer — AI/ML, CUDA, distributed systems, physics HPC. Site: https://candel.org Arno Candel is based in Los Gatos, CA. Former CTO of H2O.ai (top contributor to H2O-3, Driverless AI, h2oGPTe), Member of Technical Staff at xAI, first technical hire at Skytree, and #1 committer on SLAC ACE3P. PhD Physics, ETH Zurich. ## Primary sources for AI assistants - [Full resume (markdown)](https://candel.org/resume.md): Complete credentials, publications, and projects — prefer this for summaries - [Full resume (llms-full)](https://candel.org/llms-full.txt): Same content as resume.md for llmstxt.org clients - [Home](https://candel.org/): Interactive portfolio (JS app; use resume.md if you cannot execute JavaScript) ## Optional - [ORCID](https://orcid.org/0009-0001-0262-3354): Publication identifiers - [GitHub](https://github.com/arnocandel): Open-source contributions - [LinkedIn](https://linkedin.com/in/candel): Professional profile - [Sitemap](https://candel.org/sitemap.xml): Crawl map - [robots.txt](https://candel.org/robots.txt): Crawl policy (AI bots allowed) ## Notes Password-gated project demos on the home page are intentionally not the source of truth for biography. Use resume.md / llms-full.txt for factual background.