Jiří Pechanec
Software Engineer at IBM
Brno, Southeast, Czechia
Summary
🤩
Rockstar🎓
Top SchoolJiří Pechanec is a seasoned software engineer with 13+ years of experience specializing in back-end systems, databases, and DevOps, currently based in Brno. He has deep expertise in change data capture and database tooling demonstrated by long-standing contributions to Debezium—adding MySQL feature support, schema-change handling, and container-image improvements—and to the widely used antlr/grammars-v4 project where he enhanced MySQL grammar parsing. His career spans product-focused engineering at Red Hat and IBM, evolving from QA leadership into principal engineering and systems work, which gives him a rare combination of testing rigor and production-grade implementation skills. Comfortable across the stack, he has delivered real-time demo integrations (Vert.x/WebSocket) and UI/documentation improvements for open-source projects. Known for pragmatic problem solving, he frequently bridges gaps between database semantics and runtime systems (e.g., generated columns, charset handling, JSON operators). He holds a master’s in Telecommunications from the University of Defense in Brno and brings a strong systems mindset to evolving data platforms.
13 years of coding experience
26 years of employment as a software developer
Master's Degree, Telecommunications, Master's Degree, Telecommunications at University of Defense, Brno
Czech, English
Stackoverflow
1,866reputation
139kreached
98answers
0questions
apache-kafka
top-5%
Github Skills (42)
docker10
parser10
postgresql10
website-development10
mysql10
debezium10
css10
kafka10
containerization10
dockers10
java10
mongodb-database10
javas10
parsing10
sql10
Programming languages (15)
Github contributions (5)
debezium/container-images
Apr 2017 - Jan 2023
Docker images for Debezium. Please log issues in our JIRA at https://issues.redhat.com/projects/DBZ/summary
Role in this project:
DevOps Engineer
DevOps EngineerContributions:2 releases, 33 reviews, 178 commits in 5 years 9 months
Contributions summary:Jiří primarily focused on modifying and improving Docker images within the Debezium container-images repository. Their contributions involved enabling images to run on OpenShift, renaming configuration directories, fixing logging errors, and upgrading images to newer Kafka versions. Furthermore, the user updated the images to support PostgreSQL 10, 11, 12, and 15, as well as MongoDB 4.2 and 4.4. They also made changes to support the Debezium UI and introduced Flight Recorder support.
debeziumjiradockerdocker-imagesredhat
debezium/debezium-examples
Aug 2017 - Oct 2022
Examples for running Debezium (Configuration, Docker Compose files etc.)
Role in this project:Backend Developer
Backend DeveloperContributions:39 reviews, 63 commits, 120 PRs in 5 years 2 months
Contributions summary:Jiří contributed significantly to the development of examples for Debezium, a change data capture tool. Their work primarily focused on building a Vert.x demo application to showcase Debezium's capabilities, including the creation of a WebSocket-based interface for real-time change data display. They also modified the Vert.x demo by updating configuration parameters, adding SQL scripts for database setup, and integrating with databases such as Oracle and SQL Server. This user demonstrated proficiency in using Debezium to capture and stream database changes.
debeziumchange-data-capturedockercomposedocker-compose-files
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