Balázs Németh is a seasoned software engineer based in Budapest with 18 years of industry experience and over eight years focused on C#/.NET development alongside more than five years building frontend applications with JavaScript and React. He has shipped software across startups and large enterprises, bringing practical, cross-stack experience from companies like EPAM, LastPass and Varian to smaller teams such as Proximate.dev and Nexius Learning. Beyond product work, he contributes to notable open-source projects like Apache Beam, where he improved KafkaIO compatibility and fixed protobuf-related issues—demonstrating a knack for debugging complex integration and data-processing problems. With formal training in software engineering and extensive networking certifications, he pairs backend reliability skills with frontend polish and a systems-minded perspective that helps bridge distributed data pipelines to user-facing applications.
18 years of coding experience
9 years of employment as a software developer
National Qualifications Register Web/Multimedia Management and Webmaster, National Qualifications Register Web/Multimedia Management and Webmaster at Oktáv Továbbképző Központ
Certificate of Course Competition CCNA Discovery: Introducing Routing and Switch in the Enterprise, Certificate of Course Competition CCNA Discovery: Introducing Routing and Switch in the Enterprise at Cisco Networking Academy
Bachelor of Engineering - BE Computer Software Engineering, Bachelor of Engineering - BE Computer Software Engineering at Széchenyi István Egyetem
Apache Beam is a unified programming model for Batch and Streaming data processing.
Role in this project:
Back-end Developer
Contributions:25 reviews, 8 commits, 12 PRs in 3 months
Contributions summary:Balázs primarily contributed to the Apache Beam project by implementing and testing features related to KafkaIO, specifically focusing on compatibility testing and addressing issues within the Kafka integration. They also worked on fixing a Protobuf getter/setter method name discovery issue and added a proto message with the problematic properties for testing purposes. The user additionally addressed a dataflow runner issue and resolved a bug related to Kafka ingestion, highlighting their involvement in enhancing the stability and functionality of the Beam project's data processing capabilities.
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Balázs Németh - Software Engineer at Nexius Learning