Viktor F.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.

Dedicated software engineer with CS Master’s degree. 6 years of hands-on experience in designing and building responsive web applications for enterprise customers. Proficient with JavaScript, Typescript, React, Angular, NodeJS, GraphQL, RESTful AP, HTML, CSS, Scrum, Agile and UX design. In current project, I am proud to have developed a robust suite of tools tailored to the unique needs of emergency services operations of fire departments. These include innovative solutions for event-based scheduling, dynamic staffing configurations, diverse workflows, and efficient payroll management. In the previous project, I developed new features, which automate data processing for new data types and added inner communication. Upgraded frameworks and refactored libraries, which improved performance by 30%-50%. I also took the leadership position responsibilities, leading our scram and daily meetings, planning workflows, participating in new product version releases. As part of team lead task, I helped mentoring and onboarding new developers to the project. I passionate about writing clean code, enjoy building new things from ground up and testing new approaches. 10+ years of experience in general IT with 5+ years of web development, HTML, CSS, Angular, JavaScript, TypeScript, Agile and Scrum methodologies Languages: JavaScript, TypeScript, ES6, CSS, SASS, SCSS, HTML Libraries and Frameworks: Angular, React, NodeJS, RxJS, jQuery, NGRX Testing: Jest, Jasmine, Karma Databases: SQL-based, MongoDB Application/Web Servers: Apache Tomcat, Jetty, Apache Karaf Protocols: HTTP/REST API, XHTML, XML, Web Socket. Version Control: Git, Github, Bitbucket, SVN, CI/CD