Ronny Bräunlich
Senior Software Developer at JetBrains
Hückelhoven, North Rhine-Westphalia, Germany
Summary
🤩
Rockstar🎓
Top SchoolRonny Bräunlich is a Senior Software Developer with 13 years of experience building and hardening backend systems, currently at JetBrains after senior engineering roles at RTL Deutschland and leadership positions at ProMaterial. He brings deep Java/Kotlin and Spring expertise and has contributed to the core Camunda BPM platform, improving its OSGi engine, job executor configurability, and error handling—work that impacts a widely used open-source workflow engine. Trained in computer science with studies at TU Berlin and KAIST and a B.Sc. in Wirtschaftsinformatik, he combines academic rigor with pragmatic delivery. Known for systematic problem-solving and a continuous learning mindset, he excels at refactoring complex systems to be more configurable and resilient.
13 years of coding experience
10 years of employment as a software developer
Master of Science (M.Sc.) Computer Science, Master of Science (M.Sc.) Computer Science at Technische Universität BerlinBachelor of Science (B.Sc.) Wirtschaftsinformatik, Bachelor of Science (B.Sc.) Wirtschaftsinformatik at Fachhochschule Nordakademie ElmshornMaster of Science (M.Sc.) Computer Science, Master of Science (M.Sc.) Computer Science at Korea Advanced Institute of Science and Technology
English, French, lettisch, Korean
Github Skills (9)
javas10
osgi10
camunda10
workflow-engine10
bpmn10
java10
databases4
spring-boot4
database4
Programming languages (7)
Github contributions (5)
camunda/camunda-bpm-platform
Nov 2013 - Feb 2016
C7 CE enters EOL in October 2025. Please check out C8 https://github.com/camunda/camunda – Flexible framework for workflow and decision automation with BPMN and DMN. Integration with Quarkus, Spring, Spring Boot, CDI.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:35 commits, 3 PRs, 53 pushes in 2 years 2 months
Contributions summary:Ronny primarily contributed to the core Camunda BPM platform, with a focus on the OSGi engine, specifically removing dependencies, refactoring, and resolving multi-instance behavior within the engine. Additionally, the user worked on making JobExecutor configurable, allowing property-based customization. Their contributions also included enhancements to error handling and improvements to the call activity feature, ensuring data and variables are correctly passed during error scenarios and CMMN.
flexible-frameworkcamundacamunda-bpm-platformdmnspring
rbraeunlich/formic
Nov 2016 - May 2017
Contributions:596 commits, 444 pushes, 1 branch in 6 months
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