Category: Compute

AWS AppSync and Amazon API Gateway are managed API services designed to provide a unified endpoint enabling front end clients to access resources stored in various data sources. This article underscores the advantages of employing AppSync as the API solution for external clients to access your data sources via GraphQL. Introduction GraphQL, an API protocol, […]

Retail businesses are constantly aiming to increase accessibility and foot traffic at their physical store locations. To achieve this, potential customers must be able to accurately locate the most convenient retail location to visit. Providing information about the most accessible stores to potential customers via a convenient web or mobile application allows retailers to increase […]

We are pleased to announce that AWS Serverless Application Model (AWS SAM) now supports building serverless GraphQL APIs with AWS AppSync. AWS SAM provides a short-hand syntax for defining AWS serverless resources. AWS AppSync enables developers to connect their applications to data and events with secure, serverless, and performant GraphQL and Pub/Sub APIs. GraphQL APIs […]

This article was written by Florian Chazal, Senior Specialist Solutions Architect, AWS Update (August 2022): This blog post has been updated to comply with the new Apollo Federation spec v2.0. If you are migrating from v1 check the official documentation. Apollo Federation is an architecture and specification used to build and connect multiple distributed backend […]

AWS AppSync is a fully managed service that enables developers to create GraphQL APIs that can securely access, manipulate and combine data from one or more data sources. When you create a GraphQL API on AppSync, a public endpoint will be generated which can be used to send queries, mutations and subscriptions requests to the […]

Routing optimization for waste bin collection In everyday life, we often use routing services to get directions on how to get from point A (i.e. home) to point B (i.e. work). Behind the scenes of these services, there are algorithms that calculate the best way to reach point B from point A and provide with […]

AWS AppSync is a fully managed service that makes it easy to create and manage GraphQL and real-time APIs. Now, AWS AppSync API developers who use DynamoDB data sources can define projection expressions in their DynamoDB resolvers. Before today, DynamoDB resolvers for AWS AppSync APIs would retrieve all the attributes from a DynamoDB table. Now, […]

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 […]

Modern applications are driven by rich UI experience. GraphQL APIs are gaining popularity with developers and teams of all sizes as an alternative to REST APIs to support these applications. AWS Lambda is a serverless, event-driven compute service that lets you run code for virtually any type of application or backend service without provisioning or […]

AWS Amplify is a set of tools and services that enables mobile and front-end web developers to build secure, scalable full-stack applications powered by AWS. Amplify recently released a new enhancement for the authentication category to allow Flutter developers to set up custom authentication challenges using Amazon Cognito AWS Lambda triggers.  This guide shows how to […]