Drills

Drill 06

Interview drill 06Interview-style design round

Playbook review of vendor contracts inside a law firm's walls

  • 45 minutes
  • Elective · Legal
  • No real companies

Hypothetical. No affiliation with or endorsement by the companies named. Public facts as of 6 October 2026; sources at the end of the brief.

The prompt

"You're the forward deployed engineer for a legal-AI vendor. A large US law firm's commercial group reviews hundreds of vendor contracts a month for its corporate clients: software subscriptions, data processing, outsourcing. Each client has its own playbook of preferred positions, fallbacks and walk-away points. Associates spend hours finding clauses and checking them against the playbook. The practice-group leader wants a first-pass review that marks every deviation and proposes a redline, each with a citation a partner can check in seconds. The general counsel and the CISO have two conditions: client documents never leave the firm's environment, and no lawyer sees another client's matter through the tool. Walk me through how you'd scope it, build it and prove it's safe to use."

The clock

  1. Clarify0–5 min
  2. Discovery plan5–15 min
  3. Design15–30 min
  4. Risks and evals30–40 min
  5. Rollout and the ask40–45 min

Lessons for this drill

Pro drill

The rest of this drill is in Pro.

What to know going in, the curveballs on the clock, a strong answer, the common mistakes and the rubric.

  • Every stage and specialisation, in full
  • Every lab and every role project
  • Halden weeks 2–10, on your record
  • Every drill, live in the playground
  • All solutions, plus the server judge
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