Illya Havsiyevych
Solution Architect at EPAM Systems
Ukraine
Summary
👤
Senior🎓
Top SchoolIllya Havsiyevych is a Solution Architect with over a decade of professional experience and 23+ years of hands-on development background, based in Ukraine and currently shaping large-scale cloud and distributed systems at EPAM. He leads cross-functional, distributed teams to design and deliver high-throughput financial platforms and cloud PaaS for analytics, applying deep expertise in Java microservices, Kubernetes, PostgreSQL, ElasticSearch and real-time transaction processing. Illya also heads EPAM’s Blockchain competency, producing POCs across Bitcoin, Ethereum, Hyperledger and privacy-preserving techniques like ZK proofs, bridging cutting-edge crypto research with practical enterprise use cases. His career spans banking-grade messaging engines, real-time social media analytics, virtualization and telecom billing systems, showing a rare breadth from low-level system design to enterprise integration. Notably, he has driven solutions handling millions of trades per day and optimized mission-critical performance under strict SLAs. He pairs rigorous academic training in simulation and control with pragmatic architecture leadership, favoring demonstrable POCs and risk-reducing pilot projects.
13 years of coding experience
13 years of employment as a software developer
Master, IT, Master, IT at Chernihiv Polytechnic National UniversityPhD, Simulation, Automatic Control Systems, PhD, Simulation, Automatic Control Systems at Institute of Mathematical Machines and System Problems NAS of Ukraine
English, Russian, Ukrainian
Stackoverflow
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Github Skills (39)
ethereum10
blockchain10
drupal9
go9
p2p9
rust8
azure8
php8
geth8
claude7
smart-contracts6
corda6
microk8s6
snap6
llm6
Programming languages (10)
Github contributions (5)
epam/quanthub-portal
Mar 2023 - Mar 2026
Quanthub Portal Drupal Profile
Contributions:2 releases, 59 reviews, 98 PRs in 3 years
drupalphpdrupal-profile
sigmaledger/openethereum
Dec 2020 - May 2021
The fast, light, and robust client for the Ethereum mainnet.
Contributions:4 PRs, 13 pushes, 4 branches in 5 months
ethereumblockchainmainnetlight
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