Artem

Artem Chornyi
Full Stack Developer | Blockchain Engineer
[open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section) Warsaw, Poland Linkedin

Professional Experience
Software Development Company LSD 07/2023 – 06/2025
Full Stack Developer / Blockchain Engineer
Participated in building a modular smart contract management system,
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that allowed clients to generate, customize, and deploy token sale
contracts via an intuitive UI. Integrated off-chain KYC/AML verification via
REST APIs.
Result: Reduced client deployment time by ~40%
Built an internal lead engagement tool that scraped contacts from crypto
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project directories and automated outreach via personalized messages.
Performance-critical logic was written in C++; Node.js handled Telegram
and WhatsApp integration.
Result: Increase in initial contact rate with new leads
Developed decentralized staking systems across BASE, SOL, ETH. Built
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full-featured user interfaces in Angular for interacting with staking
contracts, tracking balances, rewards, and APY. Backend observer services
in Node.js ensured reliable on-chain data sync.
Collaborated with analysts, QA engineers, and support teams. Participated
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in requirement analysis, code reviews, and technical documentation.

Blackhole Labs (Startup) 10/2024 – Present
Co-Founder & CTO
Led rapid prototyping of MVPs
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Won two hackathons; participated in accelerator and received grant
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funding.
Maintained clear and concise technical documentation for investor demos
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and developers.

Skills
Frontend — Angular, React.js, TypeScript, Ethers.js, Web3.js, JavaScript
Backend & Database — Node.js, Docker, PostgreSQL, MySQL, MongoDB, Redis, Kafka, RabbitMQ,
C++, Python
Blockchain — Solidity, Hardhat, Foundry, EVM, SVM, TheGraph, Slither, Alchemy, Infura, Fuzzing
DevOps & Tools: — Microsoft Azure, Git

Education
Kyiv Polytechnic Institute 2020 – 2024
Bachelor of Science in Computer Engineering Kyiv, Ukraine