SaaS, develop Rest or SOA architural style?

Question

Hi i am starting a research how architetural style i will use, to build a medium CRM SaaS, many books authors recommends use SOA, but SOA can be complex, and REST is simple style. so what yours recommend?

Have any cases sucess with these 2 architertural styles with SaaS?

Answer 1

REST, hands down.

See Chargify's API documentation. They have a REST API. They are also able to use Cucumber scenarios (automated test scripts) as the published developer documentation. This is the best way to go.