A knowledge graph of software engineering that unlocks as you learn. Move through the grid, master every module.
Everything you need to go from curious to confident.
Navigate a 2D map of engineering topics. Unlock new modules as you master the fundamentals.
The SM-2 algorithm brings back weak questions at the right time so knowledge sticks for good.
Questions get harder as you improve, per topic. Hit a wall and the app eases off automatically.
Short, focused sessions with an energy system keep you consistent without burning out.
Earn verifiable certificates for each topic you complete, with a public verification URL.
Keep learning on the subway. The app handles network loss gracefully and syncs when you're back.
Over 90 modules across foundations, systems, and specializations.