Problems
Callback's own problems and the LeetCode questions companies have been asking, in one place — pick a category, then filter by company, frequency, status, difficulty, topic, and language.
Behavioral · The most common behavioral prompt, told in STAR: a disagreement where you changed the outcome, or changed your mind.
The Project You Are Most Proud Of
Behavioral · Your flagship story: the goal, your role, the hardest technical problem, and a measurable result.
Your Most Complex Back-End Work
Behavioral · The same flagship project, told through its hardest design decision.
Your Hardest Situation at Work
Behavioral · A deadline or an incident where you had to cut scope and manage risk.
Behavioral · Declining or reshaping a request, with the reasoning and the result.
Delivering Under a Tight Deadline
Behavioral · What you did when the time was not enough: sequencing, trade-offs, communication.
One Piece of Advice for Your Team
Behavioral · A specific process or technical improvement, its impact, and how you would measure it.
Why Are You Leaving, and Why Snowflake?
Behavioral · Growth you want next, tied to something concrete about the work here.
Behavioral · Named tools, the tasks you use them for, a rough share of your coding, and how you verify the output.