Projects and code.
Case studies, working notes, and public repositories.
This page mixes two things: project write-ups and public repositories. The write-ups are the better place to understand design decisions. The repo list is there if you want to go straight to code.
Project pages
Public GitHub repos
Config-driven LoRA SFT, DPO and evaluation harness for a small open LLM, runnable on one laptop
Self-supervised RGB-thermal learning for aerial person detection
graylayer.io portfolio — Astro + GitHub Pages
Evolutionary RL project exploring EDER, novelty search, and replay-driven DQN learning
Reproducible RL research experiments, paper replications, benchmarks, and honest results.
Organization-level configuration: labels, workflows, and Claude rules
Custom SageMaker Model Monitor replacement — containers + CDK. R&D / prototype.