I recommend to look through the platforms like Clutch, Wadline, VenturePact, ContractIQ and GoodFirms. They can provide you with the reviews of IT specialists in such categories as in such categories as business services, IT services/solutions, web design, web/software development, mobile apps development, SEO, marketing and advertising. If you haven't used any of the suggested sources, it is possible to find out the difference between them on
https://diceus.com/clutch-co-alternatives/. I hope, you will find a good programmer soon!