András Béni
Software Engineer at Air France-KLM
Budapest, Hungary
Summary
🤩
Rockstar🎓
Top SchoolAndrás Béni is a seasoned software engineer based in Budapest with 11 years of experience building and optimizing distributed systems using Java, Scala, Go and formal specification tools like TLA+. He has progressed from enterprise Java frameworks at Morgan Stanley and NNG to senior platform roles at Cloudera and StreamNative, where he worked on replication protocols, write-ahead logs and Pulsar integration for scalable metadata services. A current engineer at Air France-KLM, he combines hands-on backend development with mentoring and customer-facing troubleshooting gained at Cloudera. An active open-source contributor to Apache Pulsar, he has delivered performance improvements and feature enhancements to a widely used pub-sub messaging system. Known for pragmatic refactoring and protocol-level thinking, he bridges deep systems knowledge with practical operational experience.
11 years of coding experience
16 years of employment as a software developer
MSc, Computer Science, MSc, Computer Science at Eötvös Loránd University
English, German, Hungarian
Github Skills (10)
javas10
pulsar10
pubsub10
messaging10
performance-optimization10
back-end-development10
queuing10
java10
streaming10
testing9
Programming languages (5)
Github contributions (5)
apache/pulsar
Feb 2022 - Jan 2023
Apache Pulsar - distributed pub-sub messaging system
Role in this project:
Back-end Developer
Back-end DeveloperContributions:16 reviews, 29 commits, 31 PRs in 11 months
Contributions summary:András contributed to performance improvements and feature enhancements within the Apache Pulsar messaging system. Their work involved implementing broker-side subscription pattern evaluation, optimizing topic discovery with topic list watchers, and refactoring code to reduce duplication in the admin client. Furthermore, the user addressed specific issues, as demonstrated by code changes in Java test files and core Pulsar broker files. These modifications aimed to improve the efficiency and capabilities of the system.
apache-pulsarpubsubpulsarmessagingstreaming
andrasbeni/pulsar
Feb 2022 - May 2023
Apache Pulsar - distributed pub-sub messaging system
Contributions:22 PRs, 70 pushes, 52 branches in 1 year 2 months
pulsarmessaging-systemstreamingapachepub-sub
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