Principal Data Lakehouse Architect & Platform Lead

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

Benefits offered by this job

Health benefits

401K retirement plan

Job summary

Redfin, part of Rocket Companies, seeks a Principal Software Engineer to architect and scale a unified, enterprise data platform. You will lead a Snowflake-based Data Lakehouse, implement multi-tenant RBAC, and drive end‑to‑end data ingestion, modeling, and semantic layers for AI workloads.

You will mentor senior ICs and collaborate with cross‑functional teams to ensure secure, scalable, and observable data pipelines across Bronze through Gold stages.

Qualifications

• 12+ years of software/data engineering experience, with at least 5+ years at Staff/Principal/Lead Architect level.
• Deep hands-on experience with AWS (S3, IAM, EKS) and Snowflake; proficiency with Apache Iceberg open table format.
• Experience with modern data movement pipelines (Fivetran, Airbyte) and high-velocity streaming platforms (Kafka, Kinesis).
• Strong data modeling skills with Star Schema and dimensional modeling for an enterprise semantic layer.
• Proficiency in SQL, Python, and distributed compute engines (Spark, Ray, Snowflake compute).
• Experience designing multi-tenant architectures with RBAC and cross-domain security policies.

Responsibilities

• Design and scale a unified Data Lakehouse on Snowflake with Iceberg on AWS S3.
• Architect resilient data ingestion frameworks for batch, micro-batch, and real-time patterns.
• Build a sovereign data mesh with domain administration and RBAC across a single Snowflake environment.
• Lead semantic layer deployment to ensure metric consistency across BI tools and AI workflows.
• Define standards for Medallion data flow and ELT patterns using dbt, PySpark, and Snowpark.
• Promote IaC with Terraform for provisioning, networking, and security.
• Mentor senior ICs and lead architecture reviews across 60+ engineers.
• Coordinate integration contracts between upstream systems, data platform, and downstream apps.

Skills

Staff/Principal leadership

Cloud architecture

Data lakehouse design

Cross-team collaboration

Mentoring

Security RBAC design

Tools

Snowflake

Iceberg

AWS S3

EKS

dbt

PySpark

Snowpark

Terraform

Airbyte

Fivetran

Kafka

Kinesis

Snowpipe

Azure DevOps

Job description

Redfin, part of Rocket Companies, seeks a Principal Software Engineer to architect and scale a unified, enterprise data platform. You will lead a Snowflake-based Data Lakehouse, implement multi-tenant RBAC, and drive end‑to‑end data ingestion, modeling, and semantic layers for AI workloads.

You will mentor senior ICs and collaborate with cross‑functional teams to ensure secure, scalable, and observable data pipelines across Bronze through Gold stages.