Ivan Kalev
Senior Engineering Manager Streaming at Snowflake
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolIvan Kalev is a senior engineering manager specializing in streaming and distributed systems, currently leading Snowflake’s next-generation stream processing efforts from Berlin after helping ship Snowpipe Streaming and Dynamic Tables. With 15+ years bridging deep algorithmic research (PhD-level bioinformatics) and production engineering, he combines hands-on backend craftsmanship with team-building and product-minded architecture. He has a track record scaling teams and systems at startups and hyperscale companies—from leading engineering at Plantix to founding EMEA engineering at Qualtrics—and mentors engineers to write clean, reliable code (his GitHub persona: "Knight of the Clean Code"). Notably, his contributions to projects like conda-build demonstrate attention to tricky edge cases in build systems as well as practical problem-solving across languages and domains. He prefers to stay technical as a manager and views engineering, leadership and computer science as intertwined disciplines focused on delivering SOLID systems at scale.
15 years of coding experience
8 years of employment as a software developer
PhD Bioinformatics and Computational Biology, PhD Bioinformatics and Computational Biology at University of TübingenMaster's degree Genetic Engineering, Master's degree Genetic Engineering at Sofia University
English, German, Bulgarian
Stackoverflow
11reputation
9kreached
1answer
0questions
Github Skills (7)
conda-build10
python10
package-management10
testing10
version-control9
google-app-engine6
webapp6
Programming languages (3)
Github contributions (5)
conda/conda-build
Jul 2016 - Aug 2016
Commands and tools for building conda packages
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 commits, 6 PRs, 26 comments in 1 month
Contributions summary:Ivan primarily focused on bug fixes and improvements to the `conda-build` package. Their contributions addressed issues related to handling quotes within selectors and fixed PEP420 namespace packages. The commits also included changes to detect VS installation directories. These changes demonstrate the user's involvement in addressing edge cases and resolving issues related to build process.
conda-packagescondapackagingconda-buildpackage-management
csb-toolbox/CSB
Jul 2010 - Apr 2018
A Python framework for structural bioinformatics.
Contributions:10 releases, 1 review, 386 commits in 7 years 9 months
pythonstructural-bioinformaticsbioinformaticsstructuralpython-framework
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