Principal Data Platform Architect – Lakehouse

Redfin; Seattle (WA); On-site; USD 234,000 - 286,000; Full time

Job summary

Redfin, a technology-driven real estate company, seeks a Principal Software Engineer to architect a unified data platform and drive a multi-tenant Data Lakehouse on Snowflake in AWS. You will mentor senior ICs and align cross-domain data sharing with strong security controls.

Responsibilities include setting data standards, handling ELT workflows with dbt and PySpark, and leading architecture reviews across ~60 engineers.

Qualifications

• 12+ years software/data engineering experience at senior levels.
• Deep AWS/Snowflake experience with data lakehouse patterns and Iceberg.
• Strong background in ELT, data ingestion and event streaming solutions.
• Proven RBAC governance and multi-tenant data architecture skills.

Responsibilities

• Design and scale a unified Data Lakehouse architecture on Snowflake/AWS S3.
• Architect resilient ingestion frameworks for batch and real-time data.
• Lead multi-tenant data mesh across a single Snowflake environment with RBAC.
• Define semantic layer and AI-ready data models and metrics.
• Lead architecture reviews and set engineering best practices.

Skills

Open data lakehouse

AWS

Snowflake

RBAC

Terraform

dbt

PySpark

Tools

Apache Iceberg

Kafka

Snowpark

Job description

Redfin, a technology-driven real estate company, seeks a Principal Software Engineer to architect a unified data platform and drive a multi-tenant Data Lakehouse on Snowflake in AWS. You will mentor senior ICs and align cross-domain data sharing with strong security controls.

Responsibilities include setting data standards, handling ELT workflows with dbt and PySpark, and leading architecture reviews across ~60 engineers.