I'm a Lead Python Developer (DataOps & MLOps) who enjoys making high-quality applications and tools.

I'm also into Chemistry, Physics and Astronomy, and want to learn more about how the Universe works.

• MTSWebServices/horizon-hwm-store - Horizon HWM Store for onETL
• MTSWebServices/syncmaster - No-code ETL tool, based on onETL + PySpark
• MTSWebServices/onetl - One ETL tool to rule them all
• MTSWebServices/hadoop-docker - Docker image with Hadoop cluster
• MTSWebServices/horizon - Simple HWM Store backend

• Languages:
  

• Backend:
  

• Big Data:
  

• DevOps:
  

• DBMS:
  

• Environment:
  

• Test Java 27 compatibility on MTSWebServices/onetl
• Test Python 3.15 compatibility on MTSWebServices/onetl
• Test Spark 4.3 compatibility on MTSWebServices/onetl
• Test MongoDB 9.x compatibility on MTSWebServices/onetl
• Test Python 3.15 on MTSWebServices/data-rentgen

• DevOps:
  

• Languages:
  

• dolfinus/setuptools-git-versioning - Use git repo data (latest tag, current commit hash, etc) for building a version number according PEP-440

• dolfinus/mediawiki-extensions-Chemistry - Fork of MediaWiki Chemistry extension (deleted from Gerrit)

• dolfinus/Chartie - Mediawiki simple line chart extension

• dolfinus/3DAlloy - LightWeight 3D-viewer for MediaWiki

• lance-format/lance - Open Lakehouse Format for Multimodal AI. Convert from Parquet in 2 lines of code for 100x faster random access, vector index, and data versioning. Compatible with Pandas, DuckDB, Polars, Pyarrow, and PyTorch with more integrations coming..
• Lancetnik/dashulya - A Telegram assistant with memory and a sense of humor, built with aiogram and AG2.
• xfenix/slidemachina - Presentations in React: slides in one index.tsx, morphing, diagrams and 3D. Builds an HTML file, a website, PDF or PowerPoint
• jmespath/jmespath.py - JMESPath is a query language for JSON.
• odnoklassniki/one-nio - Unconventional I/O library for Java