Category: Amazon DynamoDB

Web application backends are one of the most popular workload types for serverless applications. The pay-per-value model works well for this type of workload. As traffic grows, it’s important to consider the design choices and service configurations used to optimize your cost.

This guide demonstrates creating and deploying a production ready document scanning application. It allows users to manage projects, upload images, and generate a PDF from detected text. The sample can be used as a template for building expense tracking applications, handling forms and legal documents, or for digitizing books and notes. The frontend application is […]

Developers building serverless applications often wonder how they can jump-start their local development environment. This blog post provides a broad guide for those developers wanting to set up a development environment for building serverless applications. AWS and open source tools for a serverless development environment . To use AWS Lambda and other AWS services, create […]

February 12, 2024: Amazon Kinesis Data Firehose has been renamed to Amazon Data Firehose. Read the AWS What’s New post to learn more. Developers tell us they want to know how to easily build and manage their serverless applications. In 2017 AWS announced AWS Serverless Application Model (SAM) to help with just that. To help […]

This guide demonstrates an example solution for collecting, tracking, and sharing pulse oximetry data for multiple users. It’s built using AWS serverless technologies, enabling reliable scalability and security. The frontend application is written in VueJS and uses the Amplify Framework. It takes oxygen saturation measurements as manual input or a BerryMed pulse oximeter connected to […]

Web developers commonly use relational databases in building their applications. When migrating to serverless architectures, a web developer can continue to use databases like RDS, or take advantage of other options available.

This post shows how to use AWS Serverless services to design a secure, reliable, and cost-optimized tokenization solution. It can be integrated with applications to protect sensitive information and manage access using strict controls with less operational overhead.

Serverless applications can help you develop more agile applications that can scale automatically. By using serverless services in your architecture, this reduces the amount of boilerplate code. It also helps offload complex tasks to specialized services. As a result, a well-designed serverless application can be modified easily to deliver new feature requests, while maintaining high […]

In this post, I discuss focus areas for load testing of serverless applications, and highlight two tools commonly used. I show how to configure Artillery with customized functions, and how to run tests to simulate load on the Ask Around Me application.

This blog post explores how you can solve geolocation queries using geohashing. I discuss how you should decide on the resolution of a geohash for your specific workload.