Front-End Web & Mobile

Tag: AppSync

Implement Multi-Region Serverless (and Functionless) WebSocket Pub/Sub APIs with AWS AppSync and Amazon EventBridge

AWS AppSync allows developers to easily implement engaging real-time application experiences by automatically publishing data updates to subscribed API clients via serverless WebSockets connections. With built-in support for WebSockets, AppSync can seamlessly push data to clients that choose to listen to specific events from the backend. This means that you can easily and effortlessly make […]

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Apollo GraphQL Federation with AWS AppSync

This article was written by Florian Chazal, Senior Specialist Solutions Architect, AWS     Apollo Federation is an architecture and specification used to build and connect multiple distributed backend GraphQL (micro)services, exposing a single endpoint and GraphQL schema to API clients and consumers. In this post we explain how to setup an Apollo Federation Gateway […]

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Introducing server-side caching item eviction for AWS AppSync

AWS AppSync is a managed serverless GraphQL service that makes it easy to securely connect to data sources such as Amazon DynamoDB tables, AWS Lambda functions, and more. AppSync offers managed server-side caching that reduces the need to fetch data from your data sources for every single request. This lets developers optimize their GraphQL APIs, and […]

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Introducing configurable batching size for AWS AppSync Lambda resolvers

AWS AppSync is a serverless GraphQL service that makes it easy to create single endpoint GraphQL and realtime APIs. AppSync lets you combine disparate data sources and deliver the results to applications in an expected format, as specified by your API’s schema definition. Customers use resolvers attached to AWS Lambda functions to retrieve data from various […]

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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 […]

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Introducing Lambda authorization for AWS AppSync GraphQL APIs

This article was written by Brice Pellé, Principal Specialist Solutions Architect, AWS AWS AppSync is a fully managed service which allows developers to deploy and interact with serverless scalable GraphQL backends on AWS. As an application data service, AppSync makes it easy to connect applications to multiple data sources using a single API. AppSync supports […]

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Simplify out of band AWS AppSync real-time subscriptions with Amazon EventBridge

This article was written by Josh Kahn, Principal Specialist Solutions Architect, AWS September 14, 2021: Amazon Elasticsearch Service has been renamed to Amazon OpenSearch Service. See details. Real-time, up-to-date data is valuable for many categories of applications. From sports scores to stock quotes to delivery apps and many others, real-time data is essential in building […]

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The employee mobile application connects to Amazon Location’s Tracker via the Amazon Location SDK, once the latitude and longitude provided by the tracker crosses a geofence, an event is sent to EventBridge and a Lambda Function is triggered. This Lambda function updates DynamoDB via AppSync with the user’s information, marking them as safe or not. Another app, targeting the patrol officers, track the users and their safety status. Both mobile applications rely on Cognito for authentication and authorization. AWS Amplify is used by the mobile app to connect to Cognito, via Amplify Auth, and AppSync, via Amplify API and Amplify DataStore.

Create an iOS tracker application with Amazon Location Service and AWS Amplify

This article was written by Fernando Rocha Silva and Panna Shetty Emergency management teams are constantly tackling one crisis after another, whether it is managing the COVID pandemic or battling raging wild fires across California. These frontline workers venture into dangerous situations to rescue those in need, potentially risking their own lives. Firefighters go above […]

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DataStore + SQL data source architecture diagram

Connect Amplify DataStore with existing SQL datasources; adding offline and sync features in your application

This blog post was written by Brice Pellé – Principal Solution Architect – AWS AppSync. Amplify DataStore is a library that provides a programming model for leveraging shared and distributed data without writing additional code for offline and online scenarios. With the Amplify CLI, you can easily set up a new application that leverages AWS […]

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Announcing the general availability of data management capabilities in the Admin UI

Today, AWS Amplify announced the general availability (GA) release of the Data Manager in the Admin UI. Launched at re:Invent 2020, the AWS Amplify Admin UI is an externally hosted console for frontend teams to visually create an app backend and manage their app content and users. Data management enables developers to visually browse app […]

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