Thomas Aregger
Senior Software Engineer at SIX Interbank Clearing AG
Zurich, Zurich, Switzerland
Summary
👤
Senior🎓
Top SchoolThomas Aregger is a Senior Software Engineer based in Zurich with 14+ years of experience building and maintaining large, business-critical OLTP systems, primarily using Java and Oracle. He has deep expertise in relational databases and a track record at SIX and related payment/clearing organizations delivering reliable, high-throughput systems. Thomas also contributes to open-source—working on the widely used Debezium project’s Oracle connector where he resolved locale-sensitive timestamp/date parsing and improved transaction metadata handling. His background as an Oracle database engineer and system engineering apprentice gives him a rare blend of low-level operational insight and hands-on backend development skill. Colleagues rely on him for pragmatic fixes that reduce production risk while keeping integrations robust.
10 years of coding experience
17 years of employment as a software developer
Bachelor of Science - BS, Information Technology, Bachelor of Science - BS, Information Technology at Fernfachhochschule SchweizApprenticeship, System Engineering, Apprenticeship, System Engineering at TBZ Technische Berufsschule Zürich
German, English
Stackoverflow
530reputation
276kreached
17answers
1question
oracle
top-5%
Github Skills (20)
datetime10
kafka-connect10
oracles10
databases10
datetimes10
java10
javas10
oracle10
dates10
event-streaming10
change-data-capture10
apache-kafka10
event-stream10
database10
testing9
Programming languages (1)
Github contributions (5)
debezium/debezium
Apr 2021 - May 2021
Change data capture for a variety of databases. Please log issues at https://issues.redhat.com/browse/DBZ.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:6 reviews, 6 commits, 2 PRs in 21 days
Contributions summary:Thomas primarily contributed to the debezium-connector-oracle module, focusing on parsing timestamp and date formats within Oracle databases. Their work involved addressing issues related to locale-specific timestamp parsing, ensuring date handling was independent of client settings, and modifying test cases to accommodate these changes. These commits also included modifications to the Oracle connector's filter configurations and transaction metadata handling, improving the connector's functionality and stability.
kafka-connectapache-kafkadata-capturedatabasekafka-producer
TAregger/odff
Jan 2022 - Apr 2023
A simple tool to fetch alert logs and trace files from Oracle databases via JDBC
Contributions:1 release, 34 PRs, 60 pushes in 1 year 2 months
alerttroubleshootingtracedatabasesoracle
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