Talks
I've been speaking at PyCon Lithuania for four years now and at a few other places along the way. Slides and recordings where they exist.
2026
2025
Big Data Europe 2025 · November 21, 2025 · Vilnius
Beyond dbt: Modern SQL Transformation and Lineage
SQLGlot, SQLMesh, and the real options for collecting data lineage without buying an enterprise tool. Including the DIY route.
Dev Tech 2025 · November 18, 2025 · Lithuania
Data Engineer vs Software Engineer: Same Same But Different
The DNA-level differences between data and software engineering, why JSON blobs in schemas are a data team's nightmare, and how the two roles can actually work together.
2024
PyData Vilnius · November 28, 2024 · Vilnius
Data Lineage: Where "It Depends" Finally Gets an Answer
dbt, Airflow OpenLineage, Dagster, and DIY with SQLGlot. Every lineage approach has tradeoffs. This is what they actually are.
PyCon Lithuania 2024 · April 5, 2024 · Vilnius
Write-Audit-Publish Pattern in Modern Data Pipelines
How to stage data, audit it, and only publish it to production when the checks pass. Covering DIY SQL, Snowflake Dynamic Tables, and Apache Iceberg branching.
2023
PyCon Lithuania 2023 · May 2023 · Vilnius
Is It the End for Apache Airflow?
Airflow vs Dagster vs Mage, with actual benchmarks. Spoiler: Airflow is not dead. The competition is getting interesting.
PyData Vilnius · November 21, 2023 · Vilnius
Why Not Dagster
An honest look at Dagster from an Airflow user's perspective. What it does better, where Airflow still wins, and why switching orchestrators is never just a technical decision.
Conference organizers: I'm always happy to hear about events. Email me.