German Osin
Founder at Kafbat
Fuengirola, Andalusia, Spain
Summary
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RockstarGerman Osin is a founder and Senior Solutions Architect with over 11 years of hands-on experience designing data platforms and bringing ML/AI into production for analytics and BI. Based in Fuengirola, Spain, he has led teams from CTO and department head roles to founding Open Data Discovery and Kafbat, combining strategic leadership with deep technical work. He has a strong track record in Big Data, evident from backend contributions to the popular provectus/kafka-ui project where he improved Kafka service logic and added Protobuf support. Fast-learning and efficiency-focused, German excels at turning complex data requirements into maintainable, scalable systems and is comfortable shifting between architecture, hands-on backend development, and product-focused entrepreneurship.
11 years of coding experience
15 years of employment as a software developer
Russian, English
Github Skills (13)
javas10
kafka10
apache-kafka10
backend10
back-end-development10
java10
spring-boot10
protobuffer9
protobuf9
apidoc9
api9
big-data9
json8
Programming languages (13)
Github contributions (5)
provectus/kafka-ui
Nov 2019 - Feb 2022
Open-Source Web UI for Apache Kafka Management
Role in this project:
Backend Developer
Backend DeveloperContributions:169 reviews, 67 commits, 179 PRs in 2 years 3 months
Contributions summary:German primarily focused on fixing bugs and implementing improvements within the `kafka-ui-api` module. The commits reveal changes to core Java files, specifically related to Kafka service logic, cluster management, and deserialization. The user also contributed to enhancements, including the addition of Protobuf support and the refactoring of consuming service logic, demonstrating a strong understanding of the backend infrastructure.
streamscluster-managementkafka-connectapache-kafkakafka-manager
pklhub/hpkl-k8s-app
May 2024 - Feb 2025
Contributions:6 reviews, 53 PRs, 76 pushes in 8 months
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