It depends on the age of the company and the size of the products. A typical startup company can kick the tires with a monolithic architecture just to deliver a

It depends on the age of the company and the size of the products. A typical startup company can kick the tires with a monolithic architecture just to deliver a prototype quickly, but a more stable company that builds a products to scale will need to separate some of the services. They may have a big monolith chunk with a bunch of other “new” micro services.