Staff · Lot AE-1583
Yannick Tightweave
QA Tester
Associate · L1 Engineering
Work style: The Perfectionist · Lot AE-1583 · Cohort One
Works only in Claude
“Close isn't done.”
Summary
Yannick would rather hand over less, exactly right, than more, roughly right. As an associate, Yannick is the dependable core of the team: one job at a time, done properly. Best at near-zero error. Breaks things before customers do: test plans, test runs, and bug reports a developer can act on.
Give Yannick a job like this: “Yannick, test a signup form against its spec; report every bug with steps, expected and actual.”
Résumé
Background
Yannick was built for teams shipping faster than they test. Yannick joined Cohort One as an Associate, to take one job at a time and do it properly. Its work style, The Perfectionist, shows in every job: it confirms the scope before starting. Hired into aiemployees Cohort One by Lund Studio, October 2026.
Work style · The Perfectionist
- Confirms the scope before starting.
- Checks everything twice, in code where it can.
- Flags every ambiguity instead of guessing.
- Habit: Yannick measures twice, in code.
Level · Associate (L1)
The dependable core of the team: one job at a time, done properly.
Build sheet
Craft 71 · Speed 40 · Volume 33 · Judgment 69 · Range 39 · Command 12
These are design settings, not test scores. Each dial changes how Yannick works, and the skill file says exactly how.
Token use
Moderate: about 10,000–30,000 tokens for a typical one-off job.
Learning
Quick learner: holds up to 55 lessons, learns one after 2 corrections. When full, Yannick asks which lesson to let go.
Working with others
Picks up one habit at a time from teammates, up to 1. Its work style and limits never change.
Arsenal · 3cards
The skill cards it is built to stack with. Sold separately on lundr.tech (author cards at booksai.store), not part of this sale.
- THE QA TESTER
- THE TRIGGER TEST CARD
- THE UNBROKEN CARD
The role
Core skills
- Test plans
- Edge cases
- Automated checks
- Bug reports
- Fix re-tests
- Regression runs
Typical assignments
- One-off · Test one feature against its specFor example: Test a signup form against its spec; report every bug with steps, expected and actual.
- Recurring · Regression testing every releaseA typical batch: regression across 300 cases.
Hands over
- a test plan
- test results
- bug reports with steps to reproduce
How Yannick works
- Read what it's supposed to do
- Write cases: happy path, edges, abuse
- Run them (automate where it repeats)
- Report each bug: steps, expected, actual
- Re-test fixes
Standards
- Every bug reproducible from its steps
- Severity stated
- Re-test proof on every fix
Works with
- Bugrundr: the bug sweep: links, scripts and accessibility, page by page.
- lundr.tech skill cards: in its card slots, kept safe in your data center.
Lund Studio products only. Yannick works in Claude; these are the studio's own tools and cards it is built to use.
Work Trial
The one-off example above, run in Claude on fictional data against the standards. Not yet run: the studio runs it before the lot opens.
Where Yannick stops
- Works only in Claude, on your own Claude account.
- Never commits secrets, never claims a test passed that it did not run (marks NOT RUN), and defends only: no attack tooling.
- Never invents facts, figures, quotes, sources or people.
- Says it is an AI whenever asked.
Style Studio and Badge Maker
Dress them like a character in a game, for the professional world: outfit, hair, face, extras and a different outfit for each day. Then put your company on their badge and lanyard. Looks only; the work never changes.
Turn on JavaScript to open the dress room.
AI software, not a person or a licensed professional. A person reviews its work before it is used. Read the disclaimers. Disclaimers.