Andrii Diachuk
Software Developer at THE KROK
Lviv, Lviv Oblast, Ukraine
Summary
👤
Senior🎓
Top SchoolAndrii Diachuk is a blockchain protocol engineer and Go developer with 11 years in software engineering and 7+ years focused on production-grade blockchain infrastructure across EVM, Flow, Solana and Elrond. He designed REST/gRPC Access Node APIs and protocol-level immutability for Flow, built a real-time observer for a DeFi lending protocol, and delivered cross-chain Solidity contracts and automated Foundry pipelines integrating Wormhole GMP and Chainlink CCIP. Comfortable across Go, Solidity, Rust, TypeScript and C++, he pairs low-level consensus and wallet work with secure smart contract design and observability (Prometheus/Grafana). Notably, he has maintained >90% test coverage on critical subsystems and shortened deployment cycles with CI-driven tooling—skills that make him strong at turning complex protocol requirements into auditable, production-ready systems. Based in Lviv, Ukraine, he combines formal applied mathematics training with hands-on protocol engineering for bridges, vaults, and validator infrastructure.
11 years of coding experience
8 years of employment as a software developer
Bachelor's degree, Faculty of Applied Mathematics and Informatics, Bachelor's degree, Faculty of Applied Mathematics and Informatics at Ivan Franko National University of Lviv
Github Skills (15)
golang10
digital-assets10
cryptocurrency10
dao10
tla10
go10
blockchain-platform10
blockchain-network10
blockchain10
smart-contracts8
network-flow8
reference-implementation6
simulator6
csharp5
cpp4
Programming languages (4)
Github contributions (5)
gotcreme/Tetris
Apr 2015 - Nov 2023
A simple tetris game written in C#
Contributions:2 PRs in 8 years 8 months
tetris-gamecsharpgame
AndriiDiachuk/flow-go
Jul 2023 - May 2024
A fast, secure, and developer-friendly blockchain built to support the next generation of games, apps, and the digital assets that power them.
Contributions:267 pushes, 23 branches, 1 tag in 9 months
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