Staff Data Platform Engineer

About CertifyOS

CertifyOS is building the data infrastructure that powers modern healthcare.

Today healthcare organizations rely on fragmented and outdated provider data. This creates unnecessary administrative work regulatory risk and higher costs across the system. Were solving that problem.

Our API-first platform automates provider licensing enrollment credentialing and network monitoring by connecting directly to hundreds of primary data sources. We help healthcare organizations maintain accurate compliant and reliable provider networks at scale.

Our vision is simple: One API. One provider ID. Frictionless provider data.

Were backed by leading investors and built by a team with deep experience in provider data systems. At CertifyOS we value authenticity accountability collaboration results and openness to feedback. Were building a high-ownership team focused on solving real infrastructure problems that impact millions of patients.

Were hiring a Staff Data Platform Engineer to own the data platform that makes CertifyOS the source of truth for provider data. Youll set the architecture lead a team of engineers to deliver it and be accountable for the reliability freshness and cost of our data.

• Lead a team of engineers to deliver data platform initiatives end to end

• Own data architecture across OLTP OLAP and NoSQL stores (Aurora PostgreSQL Redshift MongoDB)

• Design and operate distributed real-time and batch pipelines in Python and PySpark (Kafka Kinesis SNS/SQS)

• Lead entity resolution and MDM architecture for provider data

• Build and own data products with clear contracts SLAs and consumers

• Be accountable for data reliability freshness quality and cost with the observability to prove it

• Drive performance and scale work: profile benchmark and re-architect as volume grows

• Build the data foundations for AI/ML workloads

• Mentor engineers raise the bar on design and code review and partner with product analytics and ML

• Join the on-call rotation and turn incidents into systemic fixes

• 10 years building production data systems including Staff or Tech Lead scope

• Led a team of engineers to deliver complex data systems

• Expert Python and production PySpark

• Deep distributed systems knowledge: consistency partitioning idempotency backpressure failure handling

• Significant entity resolution and MDM experience: matching deduplication survivorship golden records at scale

• Built and owned data products used by other teams

• Shipped measurable performance and scale improvements

• Expertise across OLTP (Aurora PostgreSQL MySQL) OLAP (Redshift Athena Snowflake ClickHouse) and NoSQL (MongoDB DynamoDB Cassandra)

• Stream processing and event-driven architecture (Kafka Kinesis SNS/SQS)

• Data observability in practice: quality checks lineage monitoring alerting

• Built data platforms that serve ML workloads

• Influences technical direction across teams and communicates clearly with non-technical stakeholders

• Experience handling sensitive data (PII/PHI)

• Fluent with AI-assisted development (Cursor Claude Code MCP)

• Change Data Capture (CDC) patterns

• Data mesh or data-platform-as-a-product approaches

• Schema registries or data catalogs

• Orchestration tools (AWS Glue EMR Managed Flink Airflow/MWAA dbt)

• Healthcare or other regulated environments

• OLTP: Aurora RDS PostgreSQL

• OLAP: Redshift Athena

• NoSQL: MongoDB Atlas

• Streaming: Kafka (MSK) Kinesis SNS/SQS

• Python and PySpark

• AWS Docker Kubernetes (EKS)

• GitHub Actions

• Sentry and data observability tooling

• Cursor Claude Code Codex

Benefits of Working at Certify

• At Certify were building with intention and taking care of the people doing the work.

• Your well-being matters to us. We provide 100% coverage of health dental and vision insurance premiums for employees. Our US-based team benefits from unlimited PTO with at least two weeks off each year to India employees are supported with health insurance statutory leave benefits and additional wellness (menstrual) leave for women.

We are an equal opportunity employer committed to building an inclusive environment where everyone feels valued and empowered to do their best work and we welcome applicants from all backgrounds and experiences.

If you require reasonable accommodations during the application process please contact

We are also committed to pay transparency and foster an open culture where compensation conversations are encouraged and respected.

Required Experience:

Staff IC