What it tests

Teaching ability + technical depth on their strongest topic

Format

1Give a 30-minute technical demo of ANY technology you love (framework, open-source tool, side project, underrated technology trend)
2Interviewers play the role of prospective customers
315-minute Q&A follows

What to look for

Depth of knowledge (can they go below the surface?)
Presentation skills (structure, pacing, audience awareness)
Handling questions (do they admit "I don't know" or bluff?)
Passion and energy (do they genuinely love this technology?)

Adaptation guide

This is the best FDE/SE interview round nobody uses. By letting candidates choose their strongest topic, you see them at their best AND test their presentation skills simultaneously.

Full description

Format:

"Give us a 30-minute technical demo of ANY technology you love. It doesn't have to be our product. It could be:

A framework you built something with

An open-source tool you contributed to

A side project you're proud of

A technology trend you think is underrated

We'll play the role of prospective customers. Convince us this technology is worth adopting."

Time: 30-minute demo + 15-minute Q&A (interviewers play customers)

What to look for:

Depth of knowledge (can they go below the surface?)
Presentation skills (structure, pacing, audience awareness)
Handling questions (do they admit "I don't know" or bluff?)
Passion and energy (do they genuinely love this technology?)

Adaptation: This is the best FDE/SE interview round nobody uses. By letting candidates choose their strongest topic, you see them at their best AND test their presentation skills simultaneously.