Drimva

Klaviyo

Principal Software Engineer

$244K–$366K

Boston, MA +1 · Principal · Full-time · Posted Oct 7, 2026

Location
Boston, MA
Boston, Massachusetts, United States
Experience
10+ years building and operating distributed data systems.

About the job

Own the technical direction and delivery of Klaviyo’s data platform, building scalable, reliable, cost-efficient systems for human and AI-agent data use.

What you'll do

  • Design and implement data platform capabilities across ingestion, processing, orchestration, storage, cataloging, governance, and access.
  • Set and uphold data freshness, availability, and correctness SLOs; lead readiness reviews, incident response, and post-incident learning.
  • Establish data contracts, connectors, and templates; tune systems for performance and cost, and use AI to improve data workflows.

What they ask for

  • 10+ years building and operating distributed data systems with multi-tenant reliability.
  • Expertise in data ingestion/CDC, stream processing, batch orchestration, lakehouse patterns, catalog/lineage, governance, and access controls.
  • Experience applying ML/GenAI to data platforms with human-in-the-loop review and privacy controls.
  • Ability to influence across teams and enable others through design docs, pairing, and standardized platform capabilities.

Nice to have

  • Regional isolation/replication strategies, privacy-by-design, or data governance in regulated contexts.
  • Experience establishing adopted standard ingestion, processing, and storage paths and schema governance.

Pay

$244,000 — $366,000 USD base salary

Tools

Kafka/PubSub, Flink/Spark/Beam, Airflow/Dagster, Iceberg/Delta/Hudi, Snowflake/BigQuery

AI focus

Apply ML/GenAI to data platforms, including semantic catalog search, auto-documentation, data-quality anomaly detection, and SQL/pipeline generation, with human review and privacy controls; use AI to streamline data workflows.

Model-written summary · the original posting is authoritative

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