Andrii Holovko
Principal Software Engineer at Euristiq
Ukraine
Summary
👤
Senior🎓
Top SchoolAndrii Holovko is a Principal Software Engineer with a decade of professional experience building mission-critical systems across decentralized identity, airline operations, and large-scale genealogy platforms. Currently at Euristiq, he contributes to Hyperledger Aries and TrustBloc projects in Go, focusing on DID documents, credential issuance, and robust API testing for verifiable credentials. He has led serverless e-commerce tax services and error-reporting libraries, and earlier helped scale Archives.com—integrating billions of records and migrating stacks to AWS. Comfortable across Go, C#/.NET, cloud (AWS/Azure), and cryptography, he applies TDD and DDD practices to deliver resilient, secure systems. Colleagues rely on him for deep systems thinking and pragmatic engineering trade-offs in complex domains. Based in Ukraine with a master’s in applied mathematics, he combines rigorous analytical roots with hands-on open-source contributions to decentralized identity.
9 years of coding experience
11 years of employment as a software developer
Master's degree Applied Mathematics, Master's degree Applied Mathematics at Lviv Polytechnic National University
English, Polish, Ukrainian
Github Skills (9)
go10
verifiable-credentials10
aries9
rest-api9
dc9
behavior-driven-development8
testing8
bdd8
behave8
Programming languages (6)
Github contributions (5)
hyperledger-aries/aries-framework-go
Apr 2020 - Oct 2022
Hyperledger Aries Framework Go provides packages for building Agent / DIDComm services.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:74 reviews, 31 commits, 39 PRs in 2 years 6 months
Contributions summary:Andrii primarily contributed to the Hyperledger Aries Framework Go repository by implementing features related to DID (Decentralized Identifiers) documents and credential issuance. They updated the `did.Doc` structure to include additional fields for verification relationships and implemented support for the `did:key` method on the Verifiable Data Registry interface (VDRI). Furthermore, they added BDD (Behavior-Driven Development) tests for Issue Credential and Present Proof REST APIs, indicating a focus on API functionality and testing.
golanghyperledgerdecentralized-identifiersaries-frameworkagent
aholovko/k8s
May 2021 - Sep 2023
Contributions:94 pushes, 42 branches in 2 years 4 months
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