FrontendHigh signal
WebGL / Three.js
Also written as WebGL, Three.js, WebGPU, React Three Fiber
Technologies for drawing fast 2D and 3D graphics in the browser using the graphics card. Three.js is the most popular library on top of WebGL; WebGPU is its newer successor.
Think of it like
Putting a small games console inside a web page.
Junior or senior?
A specialist skill: 3D product viewers, maps, data visualisation, games and creative sites. Don't treat it as interchangeable with general frontend work.
Ask them
“What did you build in 3D, and what did you do when performance dropped on slower devices?”