Andrzej Zieliński

- - Warsaw, Poland  linkedin.com/in/andrzej-zieliński33b69a236  live:.cid.ddbc46748a4a13dd  Andrzej Zieliński Senior Blockchain & Full Stack Developer SUMMARY Experienced Blockchain & Full Stack Development with 7+ years of experience in Software Development. Excellent reputation for resolving problems and improving customer satisfaction. Responsibilities: ========================================================================================================= - Blockchain(Bitcoin | Ethereum | Binance Smart Chain(BSC) | Polygon | Fantom | TRON) Decentralized Finance(Defi) NFT marketplace Development and Audit Smart Contract DEX Development - Full Stack Web-based system development(MERN, MEAN, Laravel, Spring, etc) Ecommerce website development(Woocommerce, Shopify, etc) Experiences: ========================================================================================================= - Solidity | Solana | Rust | TronWeb | Web3 - NodeJS | ReactJS | VueJS | AngularJS | NextJS - HTML | CSS | JavaScript | Typescript | Go(lang) | Python | Material-UI | TailwindCSS | Bootstrap - PHP(Laravel, Codeigniter, etc) | Java(Spring) | ASP.NET - C | C++ | C# - MySQL | PostgreSQL | MongDB(include Cloud Services) | GraphQL - Rest API | AWS | Microsoft Azure | Git | CI/CD | Docker | Heroku | Scrum/Agile | Web Services "Where there is a will, there is a way", it's my life philosophy. Best regards!!! PROFESSIONAL EXPERIENCE Senior Blockchain & Full-Stack Developer Remote Jan '20 - Present Warsaw, Poland Open to remote work! Worked on 4+ projects, including the creation of a new website using MERN Stack, and developing Defi & NFT dApp Made some tokens such as ERC20, ERC721 and etc What I am looking for: Fully remote position on a long-term basis due to the pandemic Development Ethereum, Smart Contract, NFTs, dApp & Defi Project Development on Full-Stack Position Senior Blockchain & Full-Stack Developer LEOCODE Leocode provides software development, quality assurance, and product designing services. Made Multi/Cross-chain Dex and Defi platform Created full-stack NFT dApp based on Web3 Designed and implemented Smart Contracts(Ethereum and Solana) using Solidity Developed Cryptocurrency & Wallet Worked on 6+ Websites, Health/Fitness sites, E-commerce sites, Live Video Streaming platforms May '15 - Dec '19 Katowice, Poland Built 2+ Web Applications using Python, Django Nov '12 - Mar '15 Warsaw, Poland Backend Developer 10CLOUDS Full-service software development focused on web apps, mobile apps and digital product design - specialized in FinTech and blockchain. Built 5+ Web Applications powered by bulletproof code, with stunning interfaces using Angular, React, Vue & Node.js Implemented Server Side Part using Express library Researched Blockchain Technology, Smart Contracts, and Cryptocurrency Exchange Systems EDUCATION Sep '08 - Sep '12 Warsaw, Poland Warsaw University of Technology B. C. S - Electronics And Information Technology Warsaw University of Technology is one of the largest universities in Poland, and one of the largest in Central Europe. GPA: 3.8 / 4 Completed professional development in Object-Oriented Programming Professional development completed in Algorithms & Data Structures Member of University's Development Team ADDITIONAL INFORMATION Languages: Polish, English KEY SKILLS Blockchain Development Self-Motivated Full Stack Development Multitasking Abilities Teamwork and Collaboration Excellent Communication