JPMorganChase Software Engineer interview experience

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SeniorPosted Jan 2026 · Candidate report, summarized by Dataford

After an initial discussion, I eventually got pulled into an interview loop that felt very coding-heavy right away.

I went in with details of my background and projects, and then the session pivoted into two coding questions.

What stood out most was a storage/partition style problem where the core issue was that data wasn’t being used efficiently across partitions—some partitions still had free space even though the way everything was scattered meant the drive wasn’t utilized well. I had to work out how to rearrange the data so the partitions fit together more efficiently. The second coding question was the kind of set-and-hash map task where the right data structures mattered.

The overall vibe was

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