Data Platform Engineer
Mercor · San Francisco
About this role
## About Mercor Mercor’s mission is to organize human intelligence to power the AI economy. We’re a leading AI data company building the layer between human expertise and frontier models. Millions of domain experts on our platform are paid over **$4M per day** to train frontier AI models. Mercor’s **APEX benchmark** family measures AI’s real-world impact on professional work. **Mercor Enterprise** brings this infrastructure to Fortune 500 companies—capturing how their best people actually work and translating that expertise directly back into agents. We’re a profitable **Series C** company valued at **$10B**. We work **in-person five days a week** in our **San Francisco, NYC, or London** offices. --- ## What This Person Owns You’ll own the infrastructure every data-driven team at Mercor runs on: **Snowflake, Fivetran, Airflow, and Hex**. You’ll be responsible for: - How data is organized - Who can access what - What it costs to run - How reliably it operates This is a foundational hire on a new **Data Platform** team—helping set the standards other engineers build against. --- ## Day-to-Day - Bring structure and clear ownership to how data is organized in **Snowflake** across projects and teams - Design narrow, role-based access controls and partner with automation so access is granted/revoked as people join, change teams, or leave - Extend row access policies and **PII masking** across all sensitive datasets - Migrate data from vendor and internal sources into properly owned, governed homes - Own **Fivetran connector health and cost**, **Airflow/Astronomer pipeline reliability and on-call**, and **Hex governance** across company-wide dashboards - Monitor and right-size **Snowflake warehouse spend** - Help build **CDC/streaming ingestion** and other internal data platform tooling --- ## What We’re Looking For - Hands-on experience with **Snowflake administration** (roles, grants, warehouses, cost/performance tuning) - Experience designing data access and governance models (**RBAC, row-level security, PII**) at scale - Comfort owning vendor tooling end-to-end (**Fivetran, Airflow/Astronomer, or similar**), including on-call - Track record migrating or re-architecting live production data systems without breaking dependent teams - Strong **SQL and Python**, with infrastructure fluency to make judgment calls - Experience owning **CDC/streaming pipelines** in production (e.g., **Debezium, Kafka, Snowpipe Streaming**), including delivery semantics, partitioning, and safe cutovers --- ## Benefits - Bi-annual performance bonus structure - Generous equity grant vested over 4 years - Up to **$15k relocation bonus** - **$10K housing bonus** (if you live within 0.5 miles of our office) - **$1.5K monthly stipend** for meals - Free **Equinox** membership - **$200 monthly laundry reimbursement** - **$200 monthly personal wellness reimbursement** - Health, Dental, Vision insurance
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