- 🔭 PhD student at UC Berkeley, advised by Gopala Krishna Anumanchipalli; NSF GRFP Fellow
- 🌱 CEO of Koel Labs, building technology for communication equity
- 👯 I’m looking to collaborate on fun open-source projects
- 💬 Ask me about open-source, classical music, machine learning, language learning, or board games
- 📫 Reach me via alex@sandergi.com
- 😄 Pronouns: he/him
- 🎻 Fun fact: I've played the violin since I was 4.5
- Nature Electronics — My latest work uses multimodal agents to make environmental-impact information more accessible and was featured on the issue's cover. The code is open-source.
- PCB Detection — Built a custom computer-vision dataset and augmentation pipeline with strong held-out detection/segmentation benchmarks. Used in industry and in my Nature Electronics work.
- sqlite-auto-migrator & onnx-asr-web — Open-source developer tools for automated SQLite migrations and multi-model-family speech recognition in Node.js and the browser. Used across AttendQR, my personal site, and internal Koel Labs tooling.
- SCAT6 Web — Official digital adaptation of the SCAT6 concussion protocol, used by thousands of sports teams and hospitals across more than 50 countries.
- Genus — Graph algorithms from my work published in Discrete Mathematics. Integrated into SageMath and House of Graphs.




