I asked a similar question some time back and discovered many fantastic recommendations in the comments. I think it's not a bad idea to repeat it from time to time, so here we are! Let's start with the ones I currently recommend:

https://www.pragmaticengineer.com/ - industry insights.

https://www.workspaces.xyz/ - people sharing their home office setup incl. photos.

https://leaddev.com/ - leadership stuff.

https://bigtechdigest.substack.com/ - all recent tech articles from companies' engineering blogs.

https://hackernewsletter.com/ - weekly hackernews summary nicely split into categories.

https://www.ben-evans.com/ - product and business around tech with nice deep dives.