Andrii K.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

✅ Modern front-end tech stack ✅ Pixel-perfect attention to details Are you looking for a reliable professional, who could deliver front-end results effectively and precisely? I am excited to support you with any of your front-end related needs. I’m a software engineer with over 4+ years of proven track record at one of the leading development companies on the national level. I specialize in front-end development of custom interfaces, smooth high-performance UI development, and components customization. My core skills: ✅ Languages: Javascript, Typescript (ES5/ES6/ES7+) ✅ Markup: HTML5, CSS3 with LESS/SCSS/SASS, responsiveness ✅ Frameworks: React, Vue My additional skills: ✅ Back-end and connectivity: NodeJS, Express ✅ Automation/infrastructure tools: Webpack, Gulp, Git, NPM ✅ Process management: Trello, Jira About me: 🧑‍💻 4+ years proven track record (Web Application Development); 🧑‍💻 Over 15 projects delivered successfully; 🧑‍💻 Pro-active team player attentive to details; What does this mean for you? ✅ You get a real tech-savvy partner who has your best interests at heart; ✅ You gain access to top-notch expertise in product development when it comes to fintech, real estate, healthcare, and management industries; ✅ You benefit from a reliable digital toolkit and framework we use to develop and launch successful products over the last 4+ years; ✅ You leverage leading practices and techniques of an effective and reliable remote work; ✅ You get a reliable ally and a good company of people who care about your business. Whether you are a new startup or an established enterprise, our team is here to help. Just drop us a line and we'll find the way how we can help. Full stack and capabilities: 🧑‍💻 Marketing / Visual: UX Design, UI design, Interaction design, Branding 🧑‍💻 Front end: React.js, Vue.js, HTML5, CSS3, Javascript, Typescript 🧑‍💻 Cross-platform frameworks: React Native, Javascript, Typescript 🧑‍💻 Back end: Node.js, Firebase 🧑‍💻 Databases: MongoDB, PostgreSQL, MySQL/MariaDB 🧑‍💻 Infrastructure: Docker, GitHub Whether you are a new startup or an established enterprise, our team is here to help. Get in contact and I provide an assessment of what your project needs to be successful. ——— Keywords that you can use to find me: Custom software, software development, web development, web app development, application development, UI development, development expert, platform development, software development, guidelines, continuous development, desktop, iPhone, application, usability, website, responsive, adaptive, long term, effective, productive, experienced, React,React.js, ReactJS, Evolution CMS, CMS, Vue.js, HTML5, CSS3, HTML, CSS, javascript, typescript, Node.js, Node, MongoDB, GitHub, GitLab, BitBucket, agile, scrum, kanban, Jira, Asana, Trello, Pug, Blade, EJS, SASS, SCSS, LESS, Stylus, Redux-thunk, strapi, webpack, Gulp, Angular, RxJS, SQLite, PostgreSQL