1567 ± 28 · 84 passed of 128 attempts · joined Feb 2026
Sample data. A generated account, not a real person.
128 attempts in the last twelve months · best day 3 · current streak 5 days
2026 · 91 attempts · best day 3
2025 · 37 attempts · best day 3
Nineteen axes, from the EX200 and EX342 objectives plus the automation subjects. A topic never attempted sits at the centre — point at an axis for its numbers.
| Topic | Rating | Labs |
|---|---|---|
| Terraform | 1802 | 4 |
| Containers | 1744 | 2 |
| Claude Code | 1692 | 15 |
| AI Agents | 1635 | 10 |
| Bash | 1635 | 24 |
| Model Context Protocol | 1624 | 13 |
| Networking | 1619 | 17 |
| Kernel and performance | 1587 | 3 |
Click an attempt to open it. Rated attempts moved the number on the left; the ones marked practice are unrated — recorded, not counted.
| When | Work | Result | Time | Rating |
|---|---|---|---|---|
| 16 Sep 2026 | The Job That Runs Twice | failed | 30m 56s | -11 |
| 16 Sep 2026 | The Config That Breaks on a Password | passed | 9m 06s | +18 |
| 15 Sep 2026 | The Backup Script That Lies ▶ replay | passed | 4m 20s | +7 |
| 15 Sep 2026 | The Backup That Skips Files | passed | 6m 23s | +8 |
| 15 Sep 2026 | The Cleanup That Kept the Wrong Releases | passed | 10m 02s | +23 |
| 14 Sep 2026 | Theory: Networking theory | passedpractice | 1m 08s | — |
| 13 Sep 2026 | Theory: Networking theory | passed | 5m 17s | +30 |
| 13 Sep 2026 | The Module That Shadows the Standard Library | passed | 12m 44s | +24 |
| 13 Sep 2026 | The Token for Someone Else | passed | 10m 47s | +23 |
| 12 Sep 2026 | Theory: The Model Context Protocol theory | passed | 1m 27s | +24 |
| 02 Sep 2026 | The Client That Leaks Its Token | failed | 21m 44s | -15 |
| 01 Sep 2026 | The Backup That Skips Files | passed | 8m 23s | +9 |
| 01 Sep 2026 | The Backup That Skips Files | failed | 11m 39s | -37 |
| 31 Aug 2026 | The Deploy That Took the Site Down | passedpractice | 7m 13s | — |
| 31 Aug 2026 | The Model Server Nobody Can Reach | passed | 4m 39s | +33 |
| 30 Aug 2026 | The Model Server Anyone Can Use | passed | 4m 13s | +17 |
| 17 Aug 2026 | The Model That Will Not Load | passed | 12m 46s | +68 |
| 16 Aug 2026 | The Bot That Deleted the Drafts | passed | 6m 24s | +10 |
| 15 Aug 2026 | Theory: Ansible theory | passed | 0m 59s | +48 |
| 15 Aug 2026 | Theory: Ansible theory | passed | 2m 22s | +71 |