Tomas Trnka
Enterprise Technology Architect at Oracle
Prague, Prague, Czechia
Summary
🤩
Rockstar🎓
Top SchoolTomas Trnka is an Enterprise Technology Architect with 25+ years of hands-on and leadership experience designing and delivering Oracle-focused enterprise and cloud solutions across EMEA. At Oracle he guides large customers from pre-sales architecture through post-sales delivery, ensuring cloud adoption, operational readiness and alignment with business objectives. He combines deep Oracle Database and Cloud expertise with practical skills in project, incident and stakeholder management, having also led country-level support and services teams. An active contributor to notable open-source Java tooling such as Apache NetBeans and VisualVM, he has improved profiler performance and driven cross-repository refactors tied to GraalVM packaging. Known for bridging technical detail and executive communication, he routinely translates complex requirements into pragmatic architectures and repeatable reference patterns. Based in Prague, he brings a rare blend of low-level troubleshooting experience and strategic cloud architecture leadership.
25 years of coding experience
20 years of employment as a software developer
Ing. (MSc equivalent), Faculty of Cybernetics, University, Ing. (MSc equivalent), Faculty of Cybernetics, University at Czech Technical University in Prague
Github Skills (7)
javas10
refactoring10
profiler10
java10
refactor10
debug9
packaging9
Programming languages (4)
Github contributions (5)
oracle/visualvm
Oct 2007 - Jan 2023
VisualVM is an All-in-One Java Troubleshooting Tool
Role in this project:
Back-end Developer
Back-end DeveloperContributions:23 releases, 5454 commits, 2 PRs in 15 years 5 months
Contributions summary:Tomas's contributions primarily involved refactoring the codebase to align with org.graalvm package names, which suggests a migration or restructuring effort. Within the visualvm repository, the changes were mostly to the source code files related to packaging and module declarations. The work impacted multiple files, indicating a system-wide code change, and involved modifying and updating various class files.
troubleshootingall-in-onemonitoring-toolperformanceweblogic
apache/netbeans
May 2017 - Oct 2017
Apache NetBeans
Role in this project:Back-end Developer
Back-end DeveloperContributions:16 reviews, 14 commits, 75 PRs in 4 months
Contributions summary:Tomas's contributions primarily revolve around improving the NetBeans Profiler, a tool for analyzing Java applications. They focused on optimizing performance within the profiler's OQL engine, specifically improving the InstancesIterator and the heap dump analysis. They also added new functionality to the OQL engine and fixed existing issues related to the function `jclass.instances()`. The user also made adjustments to the NetBeans platform to address issues such as a JDK 9 classloader name change and a JNA library upgrade.
netbeans-platformnetbeansapachebig-dataide
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