Toptal

As a platform for running a complex and demanding software product, AWS offers flexibility by utilizing resources when needed, at the scale needed. It’s on demand and instant, allowing full control over the running environment. When proposing such a cloud architecture solution to a client, the provisioned infrastructure, and its price, heavily depend on requirements that need to be set up front.

This article will present one such AWS cloud infrastructure architecture, proposed and implemented for LEVELS, a social network with an integrated facial payment function which finds and applies all the benefits users might get for the card programs they are in, things they own, or places they live in.

Requirements

The client had two principal requirements that the proposed solution had to meet:

Security Scalability

The security requirement was all about protecting users’ data from unauthorized access from outside, but also from inside. The scalability requirement was about

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