(Worked at Lyft) Our number of active micro services was small in comparison. 4,000 is likely a overblown number to highlight the accomplishment possibly counting inactive ones
Isn’t Lyft US only? Uber operates in 80+ countries
Worked at Grab. They had a ton of micro services. It was their way of partitioning databases so that they didn't have to deal with joins. Yes, it caused a lot of problems.