Learning paths

Compiler & metaprogramming fundamentals

Grounded in pydantic-codegen

16 lessons · /compiler-fundamentals

Concurrency

Grounded in flowbase/apps/frontend/e2e — 233 Playwright specs, currently scattered-flaky.

4 lessons · /concurrency

Error Handling — Status

What you can do, what is unlocked, and what is still gated. Updated after each calibration

7 lessons · /error-handling

Hierarchies in Backend Design

Calibrated 2026-08-18 · 5 lessons available

5 lessons · /hierarchies-in-backends

LinkedIn Ads Domain Model

Docs pinned to li-lms-2026-08

7 lessons · /linkedin-ads