Collaborative IDE

Real-time Live Coding
Interviews

A fully-featured collaborative code editor built for technical interviews. Watch candidates code in real-time, share hints, and evaluate problem-solving live.

Multi-Language Support

JavaScript, Python, Java, Go, C++, and 20+ more languages supported out-of-the-box with syntax highlighting.

Collaborative Cursor

Both interviewer and candidate see each other's cursors and edits in real-time, just like Google Docs for code.

Instant Execution

Run code instantly in a secure, sandboxed environment. See stdout, stderr, and test results within milliseconds.

Start your first live coding interview

No setup required. Share a link and your candidate can join instantly from any browser.

Open Coding Arena