William DerueLab logbook

Lab logbook

William Derue, AI developer on the AI Engineer track. This logbook keeps a record of my experiments: trained models, agents, infrastructure.

try "vision", "agents" or "local LLM": the map searches with a real embeddings model, in your browser
Map of my projects and articles29 items placed by topic proximity, computed with an embeddings model. The item list under the map gives the equivalent.
Fig. 1 · Map of my projects and articles
  • LLM and agents (5)
  • Services and APIs (9)
  • Data and web (11)
  • Vision and classification (2)
  • Developer tooling (2)
The 29 items on the map

Latest entries

  1. Predicting without training

    CatBoost against Kumo-Tabular on Seattle building energy consumption: a tabular foundation model seems to do better without training, for 25 seconds per call. Four experiments to check, and what that says about use cases, cost, and what's left to the craft.

    16 min read · Machine Learning · Tabular foundation models · MLOps · CatBoost · Deployment

  2. Nine agents, nine days

    A quantified write-up of a fleet of nine autonomous SRE agents in real conditions: what held up, what broke, what trace analysis taught me, and what I'm keeping.

    9 min read · Autonomous agents · SRE · Local LLM · Observability · Security

All entries →

Project register

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Index

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Instruments

  • Data & ML

    • Python
    • PostgreSQL
    • MongoDB
    • Informix
    see the detail
    Libraries
    PyTorch, Transformers, Scikit-learn, pgvector, Faiss, SQLAlchemy, Prisma, Drizzle, Mongoose, ElectricSQL, TanStack DB
    Utilities
    lite-cli, Data Wrangler

  • Back-end & API

    • FastAPI
    • Fastify
    • Express.js
    • TypeScript
    see the detail
    Libraries
    Uvicorn, Bun, Pytest, Playwright, Zod, Swagger / OpenAPI, JOSE, MkDocs, Psycopg, Ruff, uv
    Utilities
    Postman, WebDevTools

  • Front-end

    • React
    • Next.js
    • TanStack
    • Svelte
    • Vite
    see the detail
    Libraries
    NextAuth, Biome, Lucide React, shadcn/ui, DOMPurify, date-fns, TailwindCSS, DaisyUI, TSDoc
    Utilities
    Wave, Playwright, WebDevTools

  • DevOps & tooling

    • Docker
    • GitHub Actions
    see the detail
    Libraries
    Pytest, Vitest, pre-commit, git-cliff, standard-version
    Utilities
    Wave, Playwright, lazy-docker, docker-compose, Portainer