What a regular backend developer would do is to call ffmpeg from his language
What a JS/node dev does is to find a random package on npm that does that for him, maybe has no idea what ffmpeg is, has no idea that he can change parame6ters and options, he just reads the package readme, installs it and it's 10 dependencies and job done.
I need to make a thumbnail from a video
What a regular backend developer would do is to call ffmpeg from his language
What a JS/node dev does is to find a random package on npm that does that for him, maybe has no idea what ffmpeg is, has no idea that he can change parame6ters and options, he just reads the package readme, installs it and it's 10 dependencies and job done.