I have found spotify 'Deep Focus' playlist [0] to be quite helpful.

Sometimes I also listen to movies' and tv shows' soundtracks [1] while working on the frontend (HTML/CSS)

[0] https://open.spotify.com/user/spotify/playlist/2ujjMpFriZ2na...

[1] https://open.spotify.com/user/11142792696/playlist/2UtWdCTOx...