Alexandru Pisarenco
Senior Data Engineer
Berlin, Germany
Summary
🤩
Rockstar🎓
Top SchoolAlexandru Pisarenco is a Senior Data Engineer based in Berlin with 10 years of experience designing and operating data platforms for real-time and analytical workloads. He blends deep hands-on skills in PostgreSQL, ClickHouse, CosmosDB/graph stores and event-driven integration (AMQP) with leadership roles that standardized schema-first design, Python microservice best practices, and incident management. At BuildingMinds he delivered schema automation, dramatic query performance improvements that removed fragile caches, and real-time IoT prototypes driving dashboarding use cases. Previously he helped harden DBaaS offerings at Aiven and built ETL and automation tooling across cloud warehouses and BI stacks at agencies and e-commerce firms. A mentor-minded engineer, he popularizes type validation and observability to raise team velocity and code quality. Outside work he explores IoT projects, reflecting a practical curiosity for end-to-end data from device to insight.
10 years of coding experience
15 years of employment as a software developer
Licentiate Economics Statistics Cybernetics Informatics, Licentiate Economics Statistics Cybernetics Informatics at Academia de Studii Economice din Moldova
English, Romanian, Russian, German
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (117)
archlinux9
database9
uwp-apps9
facebook-ads9
cpp9
backup9
embedded9
aiven9
wsl29
rust8
ads8
sql8
odbc8
synchronize8
benchmark8
Programming languages (10)
Github contributions (5)
apisarenco/sql-runner
Aug 2019 - Aug 2021
Contributions:1 PR, 10 pushes, 2 branches in 2 years
leroi-marketing/sql-runner
Dec 2020 - Mar 2021
Contributions:21 releases, 4 commits, 9 PRs in 3 months
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