Giannis Polyzos
Greece
Summary
🤩
Rockstar🎓
Top SchoolGiannis Polyzos is a streaming data architect and engineer with nine years of experience designing and operating large-scale, production-grade streaming platforms. He has held senior technical roles at Ververica, Aiven, and StreamNative, and is a PPMC member of Apache Flink, deeply involved in the streaming and stream processing ecosystem. His work focuses on unifying batch and streaming architectures, simplifying data primitives, and enabling stateful stream processing and streaming analytics at scale. Based in Greece, he blends hands-on implementation with platform design, helping organizations adopt streaming lakehouse patterns and real-time workloads. Known for the credo "Everything is a Stream," he brings both practical production experience and open-source stewardship to complex streaming challenges.
9 years of coding experience
7 years of employment as a software developer
Integrated Master's Degree Computer Science and Engineering, Integrated Master's Degree Computer Science and Engineering at University of Ioannina
English, German, Greek
Github Skills (138)
messaging10
python10
cosmosdb10
data-ingestion10
streaming10
big-data10
sql10
spark10
storage10
apache10
analytics10
java10
scala10
pubsub10
apache-flink10
Programming languages (11)
Github contributions (5)
streamnative/pulsar-flink-patterns
Jun 2022 - Aug 2022
Contributions:29 commits in 2 months
streamnative/streamnative-academy
Aug 2021 - Mar 2022
Contributions:43 commits, 12 PRs, 39 pushes in 7 months
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