FE Developer (Vanilla JS)

Confidential

Praha, Praha, Hlavní město, Czechia permanent

Posted: March 11, 2026

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Quick Summary

We are looking for a FE Developer to join our team and contribute to the development of our Web Client, the key web application that provides communication solutions for our users.

Required Skills

vanilla JavaScript HTML5 CSS3 responsive design browser debugging performance optimization clean code GIT independent work Froala

Job Description

We are IceWarp. Czech company whose product is used by 50+ million users worldwide, competing with Google and Microsoft.
We are an innovative technology company specializing in communication solutions - from email and team chat via audio and video conferences, calendar and contact synchronization, to document sharing and collaborative editing. All accessible in a unified environment, supported across major browsers, desktop and mobile platforms, and running both in the cloud and locally.

What will you be working on with us?

• You’ll join the team developing our Web Client – the key web interface for email, chat, and collaboration.

• Your main focus will be working with vanilla JavaScript, creating new features, improving the user interface, and optimizing performance.

• You’ll collaborate closely with UX/UI designers, backend developers, and QA engineers to make sure our product is fast, reliable, and a pleasure to use.

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