Bartosz Konieczny
Independent Data Engineering Consultant
Oregon, France
Summary
👤
Senior🎓
Top SchoolBartosz Konieczny is an independent data engineering consultant and O'Reilly author with 11 years of professional experience and more than 15 years of coding, specializing in Apache Spark, streaming, and cloud data platforms (Databricks, AWS, GCP, Azure). He combines hands-on engineering—Scala and Python—with teaching and consulting for enterprises like Stellantis and Ipsen, and publishes practical deep dives on waitingforcode.com. A Databricks MVP and Spark expert, he focuses on production-ready design patterns for large-scale data pipelines and stream processing. Based in Oregon and France, he brings a rare mix of consulting agility and corporate experience, having moved between startups, agencies, and major media/automotive firms. Beyond engineering, his background as a journalist-turned-developer informs a clear, documentation-first approach to complex systems.
12 years of coding experience
15 years of employment as a software developer
bac +3, Information Technology, bac +3, Information Technology at Université Jean Monnet Saint-EtienneMaster of Computer Applications (MCA), Computer Software Engineering, Master of Computer Applications (MCA), Computer Software Engineering at Warsaw University of Technology
French, Polish, English
Stackoverflow
2,025reputation
139kreached
59answers
1question
apache-spark
top-5%
Github Skills (34)
trino10
apache-spark10
spark10
delta-lake10
python10
r10
big-data10
jdbc10
analytics10
java10
acid10
scala10
sql10
prestodb9
docker-image9
Programming languages (7)
Github contributions (5)
bartosz25/spark
Sep 2019 - Dec 2023
Apache Spark
Contributions:6 pushes, 2 branches in 4 years 4 months
spark-mlapachebig-datasparkscala
bartosz25/sessionization-demo
Jul 2019 - Nov 2022
Contributions:40 commits, 4 pushes, 1 branch in 3 years 4 months
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