Klaviyo Software Engineer interview experience (2026)

Klaviyo Software Engineer interview experience

Got offer

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Positive

Dublin, DublinPosted Jul 2026 · Candidate report, summarized by Dataford

My process started like it would be a normal multi-round loop, but it ended up getting stretched out and a bit messy because the role I was initially being considered for got cancelled during a reorg.

Even with that disruption, the company still tried hard to find something that fit.

I ended up going through two separate hiring-manager calls where the conversations mixed structured behavioral-style prompts with an overview of my background, plus some technical questioning. After that, I had two site-lead conversations that felt more focused on how I approach leadership and strategy. The technical portion then came in as three interviews: a code review, a system design discussion, and a deeper technical dive. It took longer than I expected end to end, but the experience felt organized

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Klaviyo Software Engineer interview experience

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