Whenever you're ready, walk me through how you'd approach this.
Explain in depth a previous project.
Choose a project you know well and explain its purpose, your specific responsibilities, the technical and product decisions involved, and the outcome. Be prepared to discuss trade-offs, collaboration, obstacles, prioritization, and what you would change in retrospect. The interviewer is evaluating ownership, technical judgment, communication, and your ability to distinguish your contribution from the team's work.