Paulina Borowiecka
Verified Expert in Engineering
Front-end Developer
Warsaw, Poland
Toptal member since April 24, 2025
With extensive front-end experience and 6+ years of coding, Paulina builds fast, scalable, and clean web apps using React, TypeScript, and JavaScript. From concept to deployment, she delivers end-to-end development with precision and a sharp eye for user experience and design. Thriving in international teams, Paulina is passionate about creating user-centered UIs that drive outcome-focused impact.
Portfolio
Experience
- JavaScript - 6 years
- Front-end Development - 5 years
- UX Design - 5 years
- React - 5 years
- Tailwind CSS - 5 years
- Agile - 5 years
- REST APIs - 4 years
- TypeScript - 4 years
Availability
Preferred Environment
TypeScript, JavaScript, Front-end Development, Web Applications
The most amazing...
...thing I've built is a subscription-based stock video website from scratch and 2,000+ short aesthetic videos, helping creators post high-quality content quickly.
Work Experience
Front-end Engineer
Self-employed
- Delivered responsive web designs. Collaborated with diverse companies to design and implement conversion-focused, responsive websites, resulting in measurable improvements in user engagement and performance.
- Leveraged advanced AI tools like Claude and Cursor AI to automate and streamline feature development workflows.
- Developed and launched a SaaS website for stock videos.
Front-end Engineer
Trackunit
- Built a new user experience journey by simplifying the complex workflow and implementing reusable front-end components aligned with UI best practices, effectively optimizing UI.
- Revamped the dashboard. Removed legacy code and built a responsive, intuitive dashboard for complex fleet operations, improving code maintainability and boosting system reliability.
- Fixed bugs and maintained existing code for the fleet management dashboard using React and TypeScript.
Experience
Trackunit Manager – Equipment Fleet Optimization Platform
https://trackunit.com/My role in this project involved front-end development using React and TypeScript. I collaborated closely with designers, back-end developers, and product managers to build intuitive user interfaces that make complex fleet data actionable and easy to navigate. I implemented new features and enhanced user experience by simplifying workflows and improving interface performance. I focused on removing legacy code and built a responsive, intuitive dashboard for complex fleet operations.
I also worked on integrating RESTful APIs and real-time data services, ensuring accurate and fast updates across the app. Additionally, I helped optimize performance, improve accessibility, and maintain a responsive design for desktop and mobile users.
My work helped transform the app into a reliable tool for construction companies looking to maximize asset utilization and operational control.
Education
Bachelor's Degree in Web Development
KEA – Copenhagen School of Design and Technology - Copenhagen, Denmark
Certifications
Modern JavaScript
Ui.dev
Advanced JavaScript
Ui.dev
Skills
Libraries/APIs
React, REST APIs, React Router
Tools
GitHub, Git, Claude
Languages
JavaScript, HTML, TypeScript, GraphQL, CSS, Modern JavaScript
Frameworks
Tailwind CSS, Next.js, Jest
Paradigms
UX Design, Agile, Continuous Integration (CI), Responsive Web Design (RWD), Continuous Delivery (CD), Web UI Design
Platforms
Webflow, Webflow CMS
Other
Collaboration, Front-end Development, React Hooks, Code Review, Integration Testing, Web Applications, ESLint, Headless CMS, Cursor AI, Web Development, Software Development, Website Design, Front-end, Front-end Design, Software as a Service (SaaS)
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