Kilian V.
Full-Stack Web3 & AI Developer | Solidity | Next.js | Hackathon Winner
Hi, I'm Kilian — a full-stack Web3 and AI developer based in Prague, Czech Republic with a proven track record of shipping products and winning hackathons. I've shipped 11+ projects across Web3, SaaS, desktop apps, and games — working with technologies like NextJS, TypeScript, Solidity, Rust, Tauri, and Svelte across multiple blockchains including Ronin, Polkadot, and Base. Hackathon Achievements (6 hackathons, 8 awards): - ETHGlobal Cannes — Best Consumer App on Ronin, 1st Place - Polkadot Web0 Berlin — Main Track Winner + Ink Alliance Bounty + UX Bounty (3 prizes) - ETHWarsaw — Best Mini App on Base, 1st Place - ETHGlobal Buenos Aires — Best Consumer/AI dApp on Ronin, 2nd Place - Sub0 Symbiosis — XX Network Bounty, 1st Place ($3,000) - Polkadot Cloud Hackathon — Community Roots Meetup Prize Notable Projects: - Ronkeverse — Built NFT casino games, landing pages, leaderboard systems, and backend infrastructure on Ronin - Allstake — Sole developer of a cross-chain Web3 platform with NFT marketplaces, staking, auctions, and raffles - Minefield Navigator — First developer hire for a SaaS platform helping e-commerce sellers expand into Europe - The Agency — An autonomous multi-agent AI system built on Claude Code My core stack: NextJS, TypeScript, Solidity, Tailwind CSS, and smart contract development. I also work with Rust, Tauri, Svelte, PhaserJS, and various blockchain ecosystems. I'm passionate about building innovative decentralized applications and bringing creative ideas to life. Let's connect and build something great together.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $519
Billed in all: $2,512$2.5k
$519 in the last 6 months
Across 2 contracts
Across 6 contracts
Earnings, last 30 days
Skill rankings: Top 17% in Solidity
Ranked by MRR among everyone on Upwork with the skill.
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- #145Solidity849 freelancers · 🇨🇿 #1Top 17%🇨🇿#1 of 1
- #216Web3908 freelancers · 🇨🇿 #1Top 24%🇨🇿#1 of 1
- #221Rust888 freelancers · 🇨🇿 #1Top 25%🇨🇿#1 of 3
- #347Blockchain1,753 freelancers · 🇨🇿 #1Top 20%🇨🇿#1 of 1
- #515Desktop Application1,674 freelancers · 🇨🇿 #4Top 31%🇨🇿#4 of 8