Tell me about a time you disagreed with a teammate.

🫨Why it is hard:
Many developers either sound confrontational or overly passive.

Use the S B I R framework:

Situation
Behavior (what happened)
Impact
Resolution

✅ Example answer:

In a previous project, we disagreed on introducing a new caching layer. I raised concerns about cache invalidation complexity and proposed we measure current latency first. We ran benchmarks together and agreed on a simpler optimization that met our needs.

What interviewers look for: collaboration + data driven thinking.