Principal Data Engineer

The role

The Principal Data Engineer sets the technical direction for the data platform. You will define multi-year architecture for ingestion, streaming, orchestration, transformation, and serving.

What you will do

• Define multi-year platform architecture for ingestion, streaming, orchestration, transformation, and serving
• Architect the streaming platform strategy
• Define interfaces, service boundaries, and data contracts between organizations
• Define quality and freshness guarantees and the accountability model for trustworthy data
• Set the framework for platform economics and data costs at scale
• Develop the self service strategy for Analytics Engineering and Data Science
• Establish standards for testing, CI/CD, observability, schema governance, and infrastructure as code
• Chair Architecture Review and act as decision-maker for cross-team changes
• Manage seams between data and ML, HIPAA/PHI compliance, and infrastructure hardening
• Write ADRs, design docs, and RFCs

Required qualifications

• 15+ years building and owning data platform architecture
• Evidence of setting technical direction for organizations you did not manage
• Experience defining the edges of architectural authority
• Deep GCP and BigQuery expertise
• Operational fluency in AWS
• Modern data stack at platform scale including dbt, Airflow/Astronomer, Kafka/Confluent, Databricks/Spark, Fivetran, and reverse ETL or activation platforms
• Event streaming in production at scale including Schema Registry, data contracts, consumer lag management, and delivery semantics
• Data governance and compliance in a regulated environment including HIPAA, PHI, data classification, access controls, audit logging, and GDPR
• Terraform or equivalent
• Strong Python and SQL

Nice to have

• Databricks, Unity Catalog, and Delta Lake in production at scale
• CDC patterns and Flink for real-time processing
• PySpark and SparkSQL for large-scale batch and streaming workloads
• A BigQuery to Databricks Lakehouse migration, or an equivalent warehouse migration led end-to-end
• MLOps partnership: model training pipelines, feature stores, experimentation infrastructure, or data foundations for AI-driven product features
• Go or Python service development for Kafka producers and consumers
• Direct-to-consumer healthcare or telehealth with HIPAA and GDPR obligations
• SOX compliance controls in a data engineering context

Benefits

• Competitive salary & equity compensation
• Unlimited PTO
• Company holidays
• Quarterly mental health days
• Comprehensive health benefits including medical, dental & vision
• Parental leave
• Employee Stock Purchase Program (ESPP)
• 401k benefits with employer matching contribution
• Offsite team retreats

About the company

Hims & Hers is a health and wellness platform that provides access to personalized care. It is a public company traded on the NYSE.