Top 4 AWS Patterns of Highly Available API

We want to tell you about a few common patterns that can be used to build highly available APIs on top of AWS infrastructure. We will highlight each of them and briefly describe the pros and cons.

Overview

You could easily ask the question, why should an API be highly available? In our world of big data and unpredictable users load, you should guarantee the responsiveness of your application. It is the minimum necessity to save the business money and not lose your clients. Such important architectural characteristics like high availability and scalability can help you with this. You have to always keep them in mind while creating new modern applications. And as you know, today, the API is one of the main parts of any system.

High Availability in your application

Let’s start off with a brief explanation of high availability and the main challenges of achieving it.

High availability (HA) is a characteristic of a system, which aims to ensure an agreed level of operational performance, usually uptime, for a higher than normal period.