Challenges in building PaaS on AWS

I have been involved in building saas products as well as some large scale platforms. In this post, we will go through some challenges in building a platform. Non-technical Challenges: Hiring Engineers Product Managers who understands Technology and platform Play Team Structure Business Understanding—B2C, B2B, B2B2C Technical Challenges: Authentication and Authorization System Platform Architecture Characteristics: Authentication and Authorization Control Plane Architecture Cell Based Architecture Security Controls Services in Control Plane Landing Zone AWS Infrastructure Distributed Systems Problems Split Brains Byzantine Faults Thundering herds Quorum formation/Leader Election