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RunningLake

Company

Seed stage, pre-product, and specific about it.

Two founders and five engineers. We are building an operated open lakehouse for companies that need what Databricks does but cannot staff a platform team to get it — and we would rather publish what is not built than discover together on call three.

The build order

Items 1 to 13 are a coherent, sellable product. Everything after 13 is expansion, and is genuinely cuttable. One new engine per phase, never two — the most likely way this fails is not competition, it is adding engines faster than seven people can operate them.

  1. 01 Control plane, tenancy, projects, git-backed config RUNNING
  2. 02 Kubernetes data plane on AWS, Karpenter, Kueue, storage abstraction (AWS only so far; GCP is item 12, Azure item 18) RUNNING
  3. 03 Catalog and credential vending BUILDING
  4. 04 Iceberg only; file upload + Postgres CDC BUILDING
  5. 05 DuckDB RUNNING
  6. 05 Trino BUILDING
  7. 05 Kyuubi PLANNED
  8. 06 Cost attribution BUILDING
  9. 07 Pipeline Agent PLANNED
  10. 08 Quality Agent PLANNED
  11. 09 Router v1 (CONSTRAIN + constraint rules) RUNNING
  12. 09 The differential test harness PLANNED
  13. 10 Spark PLANNED
  14. 10 Celeborn PLANNED
  15. 10 Spark Connect PLANNED
  16. 10 Gluten or Comet PLANNED
  17. 10 JupyterHub PLANNED
  18. 11 StarRocks PLANNED
  19. 12 GCP PLANNED
  20. 13 Encryption, masking, policy per engine PLANNED
— the line: everything above is the sellable product —
  1. 14 Flink + streaming CDC PLANNED
  2. 15 Hudi + Streamer + automated table services PLANNED
  3. 16 Analyst Agent + semantic layer PLANNED
  4. 17 Repair Agent PLANNED
  5. 18 Azure PLANNED
  6. 19 BYOC hardening PLANNED
  7. 19 Reverse ETL PLANNED
  8. 19 Sharing PLANNED
  9. 20 MLflow PLANNED

Hudi and Flink are last on purpose. Hudi’s table services are the single largest source of unplanned operational load in the architecture, and Hudi is not offered to any customer until its table services have passed a 30-day unattended proof on our own QA plane.

Who this is for

A fit

  • A company of any size, with a data team of two or of two hundred
  • Cloud data spend you already see on a bill
  • Already on Kubernetes, or willing to be
  • A regulatory obligation you have to satisfy

Not a fit

  • Primarily ML-training workloads
  • On-premises only
  • No existing cloud spend to compare against
  • No appetite for Kubernetes

Contact

founders@runninglake.com reaches both founders. For a design-partner slot, the early-access page lists the three things to put in the mail — they are the three we would otherwise have to write back and ask for.