08/04/2025 updated

RB
100 % available

Blockchain Full Stack Developer

Poznan, Poland
Poland
BSc. Computer Science
Poznan, Poland
Poland
BSc. Computer Science

User Experience (UX)Artificial IntelligenceAutomationC Sharp (Programming Language)C++ (Programming Language)LaravelMongoDBMySQLNode.jsQt Modeling Language (QML)Qt (Software)BlockchainSmart ContractsNext.jsSeleniumTypeScriptWeb ApplicationsChatbotsReact.jsLarge Language ModelsZapierVue.jsPuppeteer (Software)BackendEthereumSolidityWeb3.jsFront End Software DevelopmentDiscordGPT
I'm a Full-Stack Developer with 10+ years of experience delivering secure blockchain systems, AI-powered automation tools, and real-world desktop/web applications. Whether you're building a DeFi platform, a staking smart contract, a crypto trading bot, or a business dashboard with AI features—I’ll help you get it done fast, securely, and cleanly. + Blockchain & Web3 – Smart contracts (Solidity, Rust – Ethereum, Solana, BNB Chain) – dApps with wallet integration (React, Web3.js, Ethers.js, Solana.js) – On-chain automation, NFT staking, token alerts, sniping bots + AI, LLMs & Automation – Chatbots (ChatGPT, LangChain, Telegram/Discord bots with memory & RAG) – Automation tools (n8n, Zapier, scraping, Selenium, Puppeteer) – LLM/ML pipelines, document Q&A, OpenAI fine-tuning, AI dashboards + Full-Stack & Desktop – Frontend: React, Next.js, Vue, TypeScript – Backend: Node.js, Express, Laravel, MongoDB, MySQL – Desktop apps: C++, C#, Qt (QML & Widgets) with modern UX I work best with startups, founders, and teams that move fast, and I take ownership of your success from day one. Let’s turn your idea into a working product—message me today.

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EnglishFluentPolishNative speaker

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