Talks
I speak at conferences when I have something worth saying. Mostly data engineering: pipelines, technical debt, tools that worked and some that didn't. Slides are included for everything.
Technical Debt: When to Pay It Down vs. When to Just Live With It
PyCon Lithuania 2026, Data Day track · April 9, 2026 · Vilnius, Lithuania
Not all debt needs to be paid down. Here's how to decide.
Read more & slides →Beyond dbt: Modern SQL Transformation and Lineage
Big Data Europe 2025 · November 21, 2025 · Vilnius, Lithuania
SQLGlot, SQLMesh, and DIY data lineage. What sits beyond dbt in the transformation space.
Read more & slides →Data Engineer vs Software Engineer: Same Same But Different
Dev Tech 2025 · November 18, 2025 · Lithuania
Both roles write code. Both deploy to production. The day-to-day reality is surprisingly different.
Read more & slides →Data Lineage: Where "It Depends" Finally Gets an Answer
PyData Meetup Vilnius · November 28, 2024 · Vilnius, Lithuania
dbt, Airflow OpenLineage, Dagster, and the DIY path with SQLGlot. Each has tradeoffs.
Read more & slides →Write-Audit-Publish Pattern in Modern Data Pipelines
PyCon Lithuania 2024 · April 5, 2024 · Vilnius, Lithuania
Stage data, check it, promote it. A simple pattern that saves you from bad data in production.
Read more & slides →Why Not Dagster
PyData Meetup Vilnius · November 21, 2023 · Vilnius, Lithuania
An honest look at Dagster from an Airflow user's perspective. What it does well and why I still didn't switch.
Read more & slides →Is It the End for Apache Airflow?
PyCon Lithuania 2023 · May 2023 · Vilnius, Lithuania
Airflow vs Dagster vs Mage: real benchmarks, honest opinions, and a spoiler: it's not dead.
Read more & slides →