Senior Frontend Engineer - 100% Remote

UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work with over 35,000 employees worldwide and a presence in more than 35 countries. We are leaders in digital technology services and provide large‑scale technological solutions to big companies.

What we look for?

For one of our key clients, we are currently looking for a Senior Frontend Engineer with experience working with modern frameworks like React, Vue or Angular .

Main tasks and accountabilities will be:

• Lead the development of Progressive Web Applications (PWAs) for complex digital environments.
• Design and architect scalable, high‑performance PWA solutions for eCommerce platforms.
• Implement advanced Service Worker strategies, including intelligent caching, offline capabilities, and performance optimization.
• Develop responsive, mobile‑first user interfaces using modern frameworks such as React, ...