juliakorolenko
Web3 Frontend / Full Stack Developer
Frontend Developer with 4+ years of experience building web applications of varying complexity, specializing in Vue.js, JavaScript, and modern web technologies.
Experienced in creating responsive, high-performance websites from scratch, as well as supporting and enhancing existing projects. Have some experience as a tech lead, coordinating a small team of junior developers and reviewing their work.
Recently transitioned into blockchain development, completing specialized training in Solidity, ethers.js, and smart contracts (ERC-20, ERC-721, ERC-1155). Hands-on experience building decentralized applications, including an NFT Marketplace and a DAO voting system, with full frontend-to-blockchain integration.
Looking for a Web3 role that combines strong frontend expertise with opportunities to grow as a full-stack developer, contributing across the entire stack from smart contracts to user interfaces.
Portfolio: github.com/JuliaKorolenko
Experienced in creating responsive, high-performance websites from scratch, as well as supporting and enhancing existing projects. Have some experience as a tech lead, coordinating a small team of junior developers and reviewing their work.
Recently transitioned into blockchain development, completing specialized training in Solidity, ethers.js, and smart contracts (ERC-20, ERC-721, ERC-1155). Hands-on experience building decentralized applications, including an NFT Marketplace and a DAO voting system, with full frontend-to-blockchain integration.
Looking for a Web3 role that combines strong frontend expertise with opportunities to grow as a full-stack developer, contributing across the entire stack from smart contracts to user interfaces.
Portfolio: github.com/JuliaKorolenko
Experience: 4 years
Yearly salary: $54,000
Hourly rate: $40
Nationality: 🇺🇦 Ukraine
Residency: 🇺🇦 Ukraine
Experience
Blockchain Developer (Personal Projects)
Freelance / Self-employed 2024 - 2025
Built and deployed production-ready decentralized applications with full-stack Web3 integration: - NFT Marketplace: ERC-721 smart contracts with minting, trading, and ownership transfer. IPFS storage via Pinata, MetaMask integration. Deployed to Sepolia testnet. Tech: Solidity, Hardhat, ethers.js, Vue 3, IPFS - DAO Voting System: Governance smart contracts for Ukrainian housing cooperatives with proposal creation and voting mechanisms. Event-driven architecture with real-time contract state updates. Tech: Solidity, Hardhat, ethers.js, TypeScript, Vite. GitHub: github.com/JuliaKorolenko/nft-marketplace GitHub: github.com/JuliaKorolenko/osbb-dao
Front-end developer
LLC ASTARTA TRADING 2023 - 2024
Rewriting the internal document management product to Vue.js 2, Creating new web applications for internal use of Vue.js 3, Writing a custom widget for Power BI (TypeScript), Development of various functionality using Vue.js
Front-end developer
BAZU Company 2021 - 2023
Work with existing projects, including refactoring, development of new functionality, Development of new projects: project architecture, creation of service components, main components, implementation of abstract methods, Development of various functionality using Vue.js
Front-end developer
Ezlogz 2019 - 2020
The development of some functionality (authorization, validation, receiving and processing data from the server), The development of an interactive svg graph with the ability to edit and save it, Development of various functionality using Vue.js
Front-end developer
FEX.NET 2017 - 2019
Layout of templates, work with react-components, receiving and processing data from the server, writing functionality with js (search, gallery etc.), The development of simple logic of react-components, creating the admin panel for a small application Fex-radio using Vue.js, Adaptive, responsive, cross-browser and cross-platform layout, BEM, Sass, Vue.js-workflow
Skills
ethereumjs
hardhat
javascript
smart-contract
solidity
typescript
vue
web3
front-end
english
russian
ukrainian