# Leo K.

URL: https://rondesignlab.com/experts/leo-k

> Leo K. — Front-End Developer at Rondesignlab. Expert in building responsive user interfaces, clean markup, and performance optimization.

Leo plays a vital role in RDL by providing stability into our development processes.

## Front-End Developer

Marketing Department

I'm focused on creating a seamless user journey, making sure every button works and every page loads quickly. My core responsibility is to ensure the site is responsive and easy to use.

- Responsive Design
- UX Design
- UI Design
- Cross-browser Compatibility
- Website Optimization
- Front-End Frameworks
- Performance Tuning
- Version Control
- Code Debugging
- Front-End Testing
- API Integration
- Web Accessibility

## Feedback from the colleagues

> Leo makes sure our development is smooth, our website runs nicely and we don’t face any issues.
>
> — Andrew K., UX/UI Designer

> He builds the interactions you have with RDL in the digital realm. His work is highly important to us.
>
> — Sophia L., Researcher

> Leo not only creates the interactions, but also makes sure we don’t face any issues or bugs.
>
> — Jared H., UX/UI Designer

## Let’s Stay Connected

Explore my work, insights, and updates on Behance and LinkedIn.

- [Leo K.](https://www.behance.net/rondesignlab)
- [Leo K.](https://www.linkedin.com/in/leo-k-frontend-developer/)