What do reviewers look for in a fresher's pull request?

PR review checklist

For What do reviewers look for in a fresher's pull request, interviewers listen for a crisp definition, how the pieces interact in a real system, and one trade-off or failure mode you have seen or would guard against.

• Correctness & edge cases
• Tests added/updated
• Readable names, no secret leaks
• Performance/security obvious issues
• Small focused PRs