Front-End Web & Mobile

Category: Amazon DynamoDB

Build real-time multi-user experiences using GraphQL on AWS Amplify

Today, AWS Amplify announces new real-time authorization capabilities enabling developers to build collaboration experiences with only a few lines of code. This features enables developers to share data between users by simply appending an “array” of data owners. Update to Amplify CLI version 10.3.1 and above and deploy your GraphQL API to enable this feature. […]

Building a full-stack chat application with AWS and NextJS

Modern chat apps require a rich set of features. These features include file storage, real-time updates, and the ability to fetch data on both the client and the server. Traditionally, this has meant stitching together many third-party services, or spending development time creating a custom solution. Furthermore, this slows down the time-to-market and introduces multiple […]

Single-table vs multi-table DynamoDB design patterns with GraphQL APIs and AWS AppSync

This article was written by Joe Tronolone, Program Manager Intern, AWS GraphQL is a query language for APIs and a runtime for fulfilling those queries with your existing data. GraphQL provides a complete and understandable description of the data in your API, giving clients the power to ask for exactly what they need and nothing […]

Create real-time applications via serverless WebSockets with new AWS AppSync GraphQL subscriptions filtering capabilities

With AWS AppSync you can create serverless GraphQL APIs that simplify application development by providing a single endpoint to securely query or update data from multiple data sources, and leverage GraphQL subscriptions to implement engaging real-time application experiences by automatically publishing data updates to subscribed API clients via serverless WebSockets connections. Taking advantage of GraphQL subscriptions […]

Build a Serverless Full-Stack Registration App in minutes using AWS Amplify

Customers often ask developers to design and create a web application form that captures the registration for some events or training that they want to host. AWS Amplify solves this problem by creating the required resources and generating the boilerplate integration code for different layers using serverless technologies. Now, developers can focus on developing the […]

Client A inserted data into the AWS AppSync endpoint in Ireland. This data was in turn inserted into Amazon DynamoDB, which replicated the data to Sydney. In Sydney, Amazon DynamoDB streams trigger AWS Lambda functions which notify the AWS AppSync endpoint to the new data. Client C receives the new data via its subscription

Multi Region Deployment of AWS AppSync with Amazon DynamoDB Global Tables

As organizations grow, they often need to serve geographically dispersed users with low latency, prompting them to have a distributed global infrastructure in the cloud. By leveraging the AWS Global Network to deploy applications into multiple AWS Regions, organizations can allow their users to connect to an API endpoint in the Region with the lowest […]

Featured image for GraphQL Transformer v2

AWS Amplify announces the new GraphQL Transformer v2. More feature-rich, flexible, and extensible.

Today, AWS Amplify announces the GraphQL Transformer version 2, enabling developers to develop more feature-rich, flexible, and extensible GraphQL-based app backends even with minimal cloud expertise. The AWS Amplify CLI is a command line toolchain that helps frontend developers create app backends in the cloud. With the Transformer, developers can configure their backend data model […]

Extend Amplify backend with custom AWS resources using AWS CDK or CloudFormation

Today, AWS Amplify announces a new amplify add custom command to add any of the 175+ AWS services to an Amplify-created backend using the AWS Cloud Development Kit (CDK) or AWS CloudFormation. The new ability to add custom resources enables developers to add additional resources beyond Amplify’s built-in use cases with a single command. AWS […]

Enhancing Amazon DynamoDB single-table design with AWS AppSync access and security features

AWS AppSync is a fully managed service allowing developers to deploy scalable GraphQL backends on AWS. Developers utilize AppSync to connect applications to data sources such as Amazon DynamoDB tables. AppSync’s flexibility lets you utilize new or existing tables, using either a single-table design or a multi-table approach. In a single-table design, your different data […]

Implementing caching for pipeline resolvers in AWS AppSync GraphQL APIs

This article was written by Eric Robertson, SDE Intern, AWS AppSync AWS AppSync is a fully managed service which allows developers to deploy and interact with a scalable serverless GraphQL API backend on AWS. GraphQL provides a complete description of the API data in a strongly typed system, making it easier to evolve APIs over […]