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React Router Migration: JetBrains.com

Description

JetBrains.com serves millions of developers worldwide and is migrating certain web pages from the current stack (ReactJS/HTML+CSS) to React Router to reduce infrastructure complexity, improve performance, and developer experience.

As a part of the Web Development department, you'll work on migrating website pages following established patterns with mentorship from colleagues. The goal is to increase the proportion of pages on the modern stack while gaining hands-on experience with full-stack web development.

You'll learn modern React patterns, SSR/SSG concepts, and production deployment workflows. You may also experiment with AI-powered tools to accelerate the migration process.

Requirements

  • React fundamentals (components, hooks, state management)

  • Basic understanding of routing concepts (React Router preferred)

  • HTML/CSS proficiency

  • Git workflow knowledge

  • Ability to follow established migration patterns and code conventions

  • Nice to have: TypeScript, SSR/SSG concepts

Admission

Internship Projects Summer/Fall 2026

Contact details

internship@jetbrains.com

Preferred internship location

Armenia
Cyprus
Czechia
Germany
Netherlands
Poland
Serbia

Technologies

JavaScript
React

Area

Frontend

Internship timing preferences

Flexible start
Full-time preferable
Applications by 16.03.2026
Interview by 17.04.2026
Feedback and final results by 22.04.2026