Kafka for Data Engineers: Core Concepts, KRaft, and the Patterns That Actually Work
If your Kafka Docker Compose still has a ZooKeeper service in it, your setup is already legacy. As of Kafka 4.0 (released March 2025), ZooKeeper is go…
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My 10-Minute Airflow Pitch Approach
"Good Morning, can you check if the pipelines ran successfully?". A sentence that probably many of us know or heard a few times before. But, wouldn't …
Код как документация: как мы строим самодокументируемые витрины данных в Почте Mail
В аналитике больших данных есть старая проблема: код ETL-витрин живет своей жизнью, а документация — своей. Изменяешь логику, забываешь обновить описа…
Код как документация: как мы строим самодокументируемые витрины данных в Почте Mail
В аналитике больших данных есть старая проблема: код ETL-витрин живет своей жизнью, а документация — своей. Изменяешь логику, забываешь обновить описа…
We Upgraded Airflow 2.8 to 3.1 on Kubernetes. Here Is What Actually Changed
We recently finished upgrading a production Airflow instance from 2.8 to 3.1 running on Amazon EKS . The whole thing took about 6 weeks from planning …
Building Your First Airflow DAG: Extracting Stock Data with Massive
When stepping into the world of data engineering, Apache Airflow is likely one of the first tools you will encounter. It is the industry standard for …
A Beginners Guide to Apache Airflow
Introduction In data engineering we build data pipelines using approaches such as ETL(extract, transform, load) and ELT(extract, load, transform). The…