David Balin

Reproduced the PIKA paper on cost-aware LLM routing. Matched the best single model's accuracy at 82% lower cost. Two of the paper's four claims failed to replicate.

Fine-tuned Llama 3.1 8B on 7 years of my iMessages. Runs locally. Reverse-engineered Apple's NSArchiver typedstream to recover 97% of blob-only messages.

Won Vanderbilt's Dry Dock Venture Studio Hackathon. A pricing and liquidity model for a real-time spectrum market, pitching VCs at NYC Tech Week.

A logistic regression model from scratch, trained on 572 games. 78.1% accuracy.