Behavioral interviews feel vague, but they follow a pattern. Here is the one-evening routine I use before any "tell me about a time when..." round.
1. Pull 6 stories from your last two jobs. One each for: a conflict, a failure, a tight deadline, leading without authority, a decision with incomplete data, and something you're proud of. Most questions map to one of these.
2. Write each story in STAR form, max 5 lines. Situation, Task, Action, Result. Put a number in the Result line whenever you can (time saved, revenue, users, bugs closed).
3. Map stories to the job description. Highlight the 4–5 skills the posting repeats and tag each story with the skills it proves. Gaps show up fast.
4. Say them out loud, timed. Two minutes per answer. Recording yourself on your phone is uncomfortable but it's the fastest way to cut rambling.
5. Prepare two questions for them. "What does success look like in the first 90 days?" and "What's the hardest part of this role right now?" both work almost everywhere.
If you want a practice partner, AI tools can help: Linkjob AI generates suggested answers from your resume and the job description, which is handy for mock rounds and checking your STAR structure. But the stories still have to be yours.
Good luck with your next interview!