SPEAKER

Jacek
Laskowski

Jacek Laskowski
/

japila.pl

Jacek is a Freelance Data(bricks) Engineer specialising in Apache Spark (incl. Spark SQL and Spark Structured Streaming), Delta Lake, Unity Catalog, MLflow, Databricks, and Apache Kafka (incl. Kafka Streams) with brief forays into a wider data engineering space (mostly during Warsaw Data Engineering meetups).

Jacek offers software development and consultancy services, as well as very hands-on, in-depth workshops and mentoring. He is best known for his "The Internals Of" online books available free of charge at https://books.japila.pl/.

Contact him at [email protected] to discuss opportunities.

Motto: "A day with no git commit is a lost day" and "When one teaches, two learn".

Jacek’s sessions

Jacek will be contributing to these sessions at Data + AI Summit 2025: