Sem Sinchenko

Data Egnineer, Open Source Software enthusiast, Apache Software Foundation committer.

I'm developing in Python, Scala/Java and some Rust. Mostly my activities are related to the Apache Spark / PySpark ecosystem and Data Engineering tools.

I'm a maintainer at the following projects:

• GraphFrames -- scalabale graph algorithms on top of Apache Spark DataFrames.
• Apache GraphAr (incubating) -- universal "open-table" format for storing Property Graphs.
• graphframes-rs -- vertex-centric graph algorithms on top of Apache Datafusion.
• spark-fast-tests -- Apache Spark testing helpers and assertions (Scala).
• chispa -- Apache Spark testing helpers and assertions (Python).
• falsa -- CLI tool for generating datasets of the H2O benchmark. Wriiten in Rust.

And other various projects.

Wakatime weekly stats:

Python       6 hrs 33 mins   █████████▒░░░░░░░░░░░░░░░   36.68 %
Emacs Lisp   4 hrs 9 mins    █████▓░░░░░░░░░░░░░░░░░░░   23.27 %
Org          2 hrs 52 mins   ████░░░░░░░░░░░░░░░░░░░░░   16.06 %
Scala        2 hrs 42 mins   ███▓░░░░░░░░░░░░░░░░░░░░░   15.13 %
Git          52 mins         █▒░░░░░░░░░░░░░░░░░░░░░░░   04.88 %

About any open source activities and / or collaborations you can reach me using ssinchenko@apache.org.

About any other activities and / or collaborations you can reach me using my private email ssinchenko@pm.me.