Thomas Krennwallner
Staff Site Reliability Engineer at Aiven
Old Toronto, Ontario, Canada
Summary
🤩
Rockstar🎓
Top SchoolThomas Krennwallner is a Staff Site Reliability Engineer with 24 years of experience building data-intensive, distributed systems and observability pipelines. He blends deep academic roots—a PhD in AI and computational logic—with hands-on expertise across languages from C++ and Rust to Elixir and Go, and platforms like Kubernetes, Nomad, Kafka, Airflow, and HTCondor. At Aiven he focuses on SRE for large-scale data workloads, drawing on prior roles designing real-time ingestion and recommendation systems for oil & gas and travel marketplaces. He’s equally comfortable architecting data lakes, streaming pipelines, and constraint/knowledge-representation solutions, which makes him a go-to engineer for hard integration and correctness problems. Notably, his background in answer set programming and ontology-driven rule systems gives him an uncommon edge when turning messy domain logic into robust, automatable infrastructure. Based in Toronto, he combines research-grade rigor with practical delivery across cloud-native and high-performance computing environments.
24 years of coding experience
16 years of employment as a software developer
Vienna University of TechnologyElectronics and Computer Engineering, Electronics and Computer Engineering at Höhere Technische Bundeslehranstalt Mödling (College of Engineering)
German, English
Stackoverflow
535reputation
8kreached
11answers
0questions
Github Skills (118)
programming-language10
answer-set-programming10
postgresql10
rubiks-cube10
python10
solver10
consul10
backup10
infrastructure10
cloud-object-storage10
microservices10
cloud-native10
service-mesh10
data-center10
service-discovery10
Programming languages (12)
Github contributions (5)
tkren/cpython
Jan 2019 - Mar 2023
The Python programming language
Contributions:1 PR, 19 pushes, 6 branches in 4 years 2 months
python-programmingprogramming-languagepythonpython-programming-language
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