Martin Šestak
Team Lead at Privredna banka Zagreb d. d.
Zagreb, Croatia
Summary
👤
Senior🎓
Top SchoolMartin Šestak is a Team Lead and systems engineer with 10 years’ experience building and automating production Big Data platforms at Privredna Banka Zagreb, specializing in Cloudera CDP, Kafka, ClickHouse, Elasticsearch and highly available PostgreSQL on Red Hat Linux. He combines hands-on cluster installation and Ansible-driven automation with operational leadership, guiding a team that manages everything from OS provisioning to logging and streaming infrastructure. Trained as a PhD evolutionary geneticist, Martin brings analytical rigor and a background in bioinformatics—authoring pipelines that leveraged columnar analytical databases and appeared in industry coverage—to his infrastructure work. His career uniquely bridges research-grade data analysis and enterprise-scale systems engineering, evidenced by early use of ClickHouse and DeepSQL for genomics and a continued focus on reliable, reproducible deployments.
11 years of coding experience
9 years of employment as a software developer
Doctor of Philosophy (PhD), Evolutionary genetics, Doctor of Philosophy (PhD), Evolutionary genetics at University of Zagreb / Sveučilište u ZagrebuFirst Gymnasium, Varaždin, Croatia
English, German, Croatian
Github Skills (73)
python10
embedded10
cpp10
flask10
data-exploration10
data-engineering10
data-analytics10
data-viz10
superset10
sql10
ai10
data-visualization10
rust10
database10
asf10
Programming languages (7)
Github contributions (5)
msestak/FindOrigin
Jul 2016 - Nov 2016
Contributions:41 commits, 2 branches in 4 months
msestak/PsiBlastHelper
Oct 2016 - Apr 2017
Contributions:19 commits, 14 pushes, 1 branch in 5 months
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