AWS Compute Blog

Tag: Web App

Register for the Modern Applications Online Event

Earlier this year we hosted the first serverless themed virtual event, the Serverless-First Function. We enjoyed the opportunity to virtually connect with our customers so much that we want to do it again. This time, we’re expanding the scope to feature serverless, containers, and front-end development content. The Modern Applications Online Event is scheduled for […]

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Combining multiple models in one application

Managing backend requests and frontend notifications in serverless web apps

Web and mobile applications usually interact with a backend service, often via an API. Many front-end applications pass requests for processing, wait for a result, and then display this to the user. This synchronous approach is only one way to handle messages, but modern applications have alternatives to provide a better user experience. There are […]

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Answers processing architecture

Building a location-based, scalable, serverless web app – part 3

In part 2, I cover the API configuration, geohashing algorithm, and real-time messaging architecture used in the Ask Around Me web application. These are needed for receiving and processing questions and answers, and sending results back to users in real time. In this post, I explain the backend processing architecture, how data is aggregated, and […]

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Ask Around Me backend architecture

Building a location-based, scalable, serverless web app – part 2

This post explores the backend architecture of the Ask Around Me application. I compare the cost and features in deciding between REST APIs and HTTP APIs in API Gateway. I introduce geohashing and the npm library used to handle geo-location queries in DynamoDB. And I show how you can build real-time messaging into your web applications using the publish-subscribe pattern with AWS IoT Core.

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Running Web Applications on Amazon EC2 Spot Instances

This post is contributed by Isaac Vallhonrat, Sr. EC2 Spot Specialist SA Amazon EC2 Spot Instances allow customers to save up to 90% compared to On-Demand pricing by leveraging spare EC2 capacity. Spot Instances are a perfect fit for fault tolerant workloads that are flexible to run on multiple instance types such as batch jobs, […]

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Running high-scale web applications on Amazon EC2 Spot Instances

NOTE: Amazon EC2 Auto Scaling groups now lets you mix On-Demand, Spot and RIs, as well as different instance types, as described here. In the architecture described below, the Spot Fleet component can be replaced by an EC2 Auto Scaling groups. Contributed by Ran Sheinberg, Spot Specialist Solutions Architect, and the Appnext team At re:Invent […]

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