Oleksandr Pikalov
Senior Staff Software Engineer at Housecall Pro
Krakow, Lesser Poland Voivodeship
Summary
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Senior🎓
Top SchoolOleksandr Pikalov is a Senior Staff Software Engineer and architect with 11 years of professional experience, currently based in Krakow and leading platform and tooling work at Housecall Pro. He has a strong track record designing and decomposing large-scale systems—recently shaping core platform and customer risk architectures for merger-scale projects and driving monolith decomposition and CI/CD improvements at Snowflake. Comfortable across front-end and back-end stacks, he has led microfrontend and microservice initiatives, session management (CAS/OAuth/OIDC) and developer tooling, while also running small engineering teams and hiring. With roots in theoretical physics and early work on embedded/agent systems in Go, he brings analytical rigor to pragmatic system design and a knack for simplifying complex integrations across teams.
11 years of coding experience
17 years of employment as a software developer
PhD student Theoretical Physics, PhD student Theoretical Physics at Institute for Single Crystals NASUMaster Physics, Master Physics at V. N. Karazin Kharkiv National University
Russian, Ukrainian, English, Polish
Github Skills (51)
javascript10
sqlite10
query-builder10
nosql10
cassandra10
async10
typescript10
extensible10
rust10
mysql9
postgresql9
cargo9
traits9
sql9
golang9
Programming languages (5)
Github contributions (5)
AlexPikalov/cassandra-proto
Dec 2019 - Oct 2021
Cassandra binary protocol implementation
Contributions:2 reviews, 3 PRs, 13 pushes in 1 year 10 months
cassandrabinary-protocol
telemq/telemq
Oct 2021 - Aug 2022
Experimental MQTT broker
Contributions:43 commits, 10 PRs, 26 pushes in 10 months
brokerzeromqrustmqttmqtt-client
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