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$
USD
Serhii D
@gummadisonxgfdo
Level 1
web3, dapp, solidity, smart contract, crypto bots
Ukraine
English, Ukrainian
About me
👋 Hello!
I’m a highly skilled Full Stack Blockchain Developer with over 8 years of extensive experience in Web/Application Development, Blockchain Solutions, and System Administration. My passion lies in harnessing the power of cutting-edge technology to create innovative and secure applications.
Build secure:
- Smart Contracts (Solidity/Rust)
- dApps & Web3 Apps (React + ethers.js)
- DeFi/NFT/Token Solutions (ERC20, spl token)
- Cross-Chain & AI Integration (Bridge, DEX Aggregator, Agentic AI)
Security priority • On-time • Unlimited revisions • NDA ok
Message me to launch your project! 🚀
Skills
Serhii D
$40/hour
Offline •
Average response time: 1 hour
See my services
Trading Bots Development
I will polymarket trading bot, volume bot, market maker bot, bundler bot, kalshi bot
Decentralized Applications (dApps)
I will blockchain developer agentic ai agent dapps cex dex defi erc8004
Want to work on an hourly basis?
Tell Serhii D what you need.
$40
/
hourPortfolio
Work experience
Full Stack Blockchain Developer | AI Engineer
Cody Solutions • Full-time
Aug 2024 - Nov 2025 • 1 yr 3 mos
Started my work as Blockchain developer | AI Engineer
Full Stack Blockchain Developer
WinSoft.io • Full-time
Jan 2023 - May 2024 • 1 yr 4 mos
I started work as Full Stack Blockchain developer here.
Full Stack Developer
Meduzzen • Full-time
Apr 2022 - Dec 2022 • 8 mos
I started my work at full-time job here as full stack developer. (A bit of blockchain developer)
42 Reviews
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Rating Breakdown
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- Quality of delivery
- Value of delivery
1-5 out of 42 Reviews
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mazurmaksym937
Ukraine
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paulinamroczkow
Repeat Client
United Kingdom
Quick and fast delivery with professionalism. Highly recommend this man! Thanks!
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paulinamroczkow
Repeat Client
United Kingdom
Fast and Smooth delivery. Great volume bot with organic transactions. Highly recommend.
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garettwalker1
United States
Love this professional work. I will try think on it.
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sasajovanovi454
Serbia
Expert in Polymarket Bot. High quality and bug-free product. Cool. thank you.
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