OpenAI Frontend Phone Screen

OpenAI - Frontend Engineer - Recruiter screening

Role

Level: senior FE (levels determined onsite, they can level you sr or staff)
Education: Bachelors
Years of Experience: 8

Questions Asked:

  1. Tell me more about your role at [current company] and your most impactful project.
  2. Frontend Questions
  • [react] If you were streaming tokens into a chat UI in React, how do you manage state so it doesn’t flicker or overwrite?
  • [react] what happens if there’s multiple responses streaming in at once?
  • [react] what scenarios would you use useRef vs useState?
  • [react] what data structure would you use to de-duplicate a stream of incoming text?