Olena A.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 Jul 16, 2026.

I’m a full-stack web developer who’s working with the up-to-date and most effective technologies. I specialize in JavaScript plus frameworks/libraries based on this language. To ensure the highest quality standards, I tend to adhere to best coding practices. Being an easy-going and friendly team player helped me successfully build many apps in various areas. I use unique approaches to problem-solving, thus focusing on making the app work efficiently under the hood. My main field of expertise is: - React / Redux / Redux-Saga / Next - Vue 3 / Pinia - Node.js / Express / NestJS - HTML5, CSS3, SASS/SCSS, LESS, CSS-grid - JavaScript / TypeScript - Material UI / Bootstrap / Ant Design / Figma - PostgreSQL / GraphQL / MongoDB Also worked with: Docker, Sequelize/Knex Workflow: - Agile, Kanban, Scrum - GIT, SVN (bitbucket/github/gitlab) - Jira, Trello, Asana, Assembla, Basecamp, ProjectPlace. I am up to long-term and full-time collaboration, so if you need a talented dev with technical background, feel free to drop me a line any time!