Courses

Video courses that teach the same diagnostic loops I use on real workloads. Not config flags to memorise - a way of reading what Spark and your data platform are actually telling you, so the next slow job or climbing bill is a diagnosis instead of a guess.

Working through them in order? See the roadmap.

spark Coming soon

Spark Performance Tuning in Production

Read a query plan, find the shuffle or skew that is actually costing you, and fix it without throwing more hardware at the problem.

Intermediate 10 lessons 5h 10m

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cost Coming soon

Cloud Data Platform Cost Optimization

Tear down the bill in the right order - idle compute first, then query efficiency, then storage hygiene - so the number actually moves.

Intermediate 9 lessons 4h 05m

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migrations Coming soon

Migrating off CDH and Teradata

Lead a migration onto Snowflake or Databricks with validation first, so the business can see the numbers provably match before the cutover.

Advanced 6 lessons 6h

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