Boss battles prove your skills survive pressure.
Normal missions teach the move. Bosses test the system: multiple stages, story pressure, scoring rubrics, bigger rewards, and profile-worthy badges.
Linux Log Forensics Boss
A multi-stage shell incident where permissions, logs, process state, and disk pressure collide.
SQL Fraud Detection Boss
Investigate duplicate payments, suspicious cohorts, and ranking anomalies with read-only SQL.
DSA Graph Dungeon Boss
A late-stage algorithm battle across connectivity, shortest paths, and dependency ordering.
API Debugging Boss
Fix a distributed API incident involving signatures, retries, rate limits, and compatibility.
Git Disaster Recovery Boss
Recover a damaged branch, isolate a regression, and prepare a clean release trail.
Full-Stack Bug Hunt Boss
A cross-layer debugging mission through frontend state, API boundaries, and flaky test fallout.
Insane Algorithm Gauntlet
The late-game boss: scale, adversarial cases, and proof-quality explanations across multiple domains.