Drimva

Klaviyo

Senior Lead Software Engineer - Data Platform

$216K–$324K

Boston, MA +1 · Senior · Full-time · Posted Jul 22, 2026

Location
Boston, MA
Boston, Massachusetts, United States
Experience
12+ years of software engineering experience.

About the job

Leads cross-team technical direction and major initiatives for Klaviyo’s Data Platform, with a primary focus on Data Lake architecture, reliability, and operational scale.

What you'll do

  • Own and lead high-impact, cross-team platform objectives and initiatives from discovery through rollout and ongoing operation.
  • Set architectural direction, align roadmaps, and establish reusable patterns, standards, and abstractions across Data Platform teams.
  • Support operational health and incident response, while mentoring senior and lead engineers through design reviews, coaching, and hiring.

What they ask for

  • 12+ years of software engineering experience.
  • Deep knowledge of distributed systems, data platform architecture, and large-scale analytical processing.
  • Experience leading large, ambiguous, multi-quarter programs and making architectural decisions across teams.
  • Hands-on experience with Iceberg-based storage, Spark or EMR-based compute, Airflow-based orchestration, Python-based tooling, modeled data systems, and AWS infrastructure.

Nice to have

  • Experience with custom-built databases, CDM-style modeled data layers, or managed table frameworks such as Materialized Views.
  • Experience in data governance or regulated-data programs, or building platform automation for complex data operations.

Pay

$216,000 — $324,000 USD (base salary)

Tools

Iceberg S3 tables, Spark / EMR, Airflow, Materialized Views, Python, AWS, CDM tables, KDB

AI focus

Supports AI/ML use cases through the Data Platform; agentic support for engineers operating complex data systems is a nice-to-have.

Model-written summary · the original posting is authoritative

First seen Oct 27, 2026 · Last verified Nov 5, 2026 (UTC)