One you are comfortable in for long periods of time and that means you go shopping . Waht anyone else finds good is of no help to you.

A good office chair is: one you can afford, is comfortable and is attractive.

Herman Miller and Hayworth provide most of the office chairs for corporations. They are not cheap, but the quality is very good.

I work from home and this is the next chair I plan to purchase.

https://www.amazon.com/Pipersong-Meditation-Adjustable-Backrest-Flexible/dp/B0CCTTLX1Y?th=1

Steelcase Series 1

ReGeneration by Knoll in Black - Madison Seating