Senior Lead Software Engineer - Data Platform is open at Klaviyo in Boston. The posting gives no salary; similar roles in the United States advertise a median of $238K. Posted on Jul 22, 2026, and still on Klaviyo’s careers page when we last checked, on Nov 14, 2026.
About the role
requires strong judgment in connecting work across teams rather than optimizing only within a single technical boundary. The scope is not just to improve one system in isolation, but to make the broader data platform more trustworthy, scalable, and easier to operate. That includes aligning roadmaps across teams, supporting high-impact and complex cross-team projects, and helping represent Data Platform clearly to…
The opening lines of the posting. The rest is on Klaviyo’s careers page.
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