Front-End Web & Mobile

Category: Compute

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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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 […]

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Implementing Estimated Time of Arrival and Proximity Notifications for Delivery using Amazon Location Service

The development of location-based services is increasing at a rapid rate, supporting use cases such as asset track and delivery services. In this blog, we’ll show you how to implement an estimated time of arrival or proximity notification using Amazon Location Service. An example of this would be delivery of building materials (e.g., lumber, copper […]

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Cross-Platform Mobile Tracking App with AWS Amplify and Amazon Location Service

Location-based tracking applications have become very popular in recent years with the rise of ride-sharing companies and augmented reality “catch them all” style games. But personnel tracking in areas such as policing, ambulance, firefighting and other departments has been an integral part of the intelligence required for dispatching and public safety management for a long […]

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Implement group based authorization for AWS AppSync GraphQL APIs with Okta

This article was written by Deepti Chilmakuru, Cloud Application Architect, AWS, and Jack Michel, Front End Developer, AWS September 14, 2021: Amazon Elasticsearch Service has been renamed to Amazon OpenSearch Service. See details. AWS AppSync is a managed serverless GraphQL service that simplifies application development by letting you create a flexible API to securely access, […]

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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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Configure environment variables and secrets for your Lambda functions with Amplify CLI

With the recent release, Amplify CLI allows you to set environment variables and secrets for your Lambda functions. This feature is available as an advanced setting in Amplify’s “Function” category and allows you to configure environment variables and secrets interactively. The secrets configuration uses AWS Parameter Store backed by a “SecureString” parameter. In addition, this […]

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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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