Meta Software Engineer interview experience

I started with a traditional coding round that included permutations and tree-style problems, and then I moved into an AI coding debug round where I had to work through multiple levels of debugging an existing solution.

After that, I did a “HelloInterview”-style product prompt, then wrapped up with behavioral. The whole arc was coding first, then AI-assisted debugging, then a product architecture prompt, and finally the behavioral conversation. I appreciated how the stages matched that specific E4 loop shape and didn’t feel random.

Even though the format felt orderly, it didn’t end in an