Front-End Web & Mobile

Category: Intermediate (200)

ResMed Improves Agility and User Satisfaction Using AWS AppSync

Digital health leader ResMed is one of the leading global providers of cloud-connected solutions for people with sleep apnea, COPD, asthma, and other chronic conditions. In 2021, ResMed helped improve the lives of over 133 million people in over 140 countries. Now, ResMed has a goal to improve 250 million lives in 2025, and it […]

Creating serverless GraphQL APIs from RDS databases with AWS AppSync and PostGraphile

GraphQL is a query language for APIs that provides an understandable description of the data in your API, and that allows clients to ask for data in the shape that they need it. GraphQL helps developers implement applications faster, by giving developers the ability to query multiple databases, microservices, and APIs with a single GraphQL […]

Powering Travel through Geofences and Amazon Location Service

Amazon Location Service provides a cost efficient way to plug in high-quality maps and add location functionalities in applications. It empowers customers to visualize, geocode, provide navigation routing, and create geofences across locations of interest. A geofence, sometimes known as an Area of Interest (AOI), is simply a polygon boundary representing an existing or custom-defined space, which […]

Evolving REST APIs with GraphQL using AWS AppSync Direct Lambda Resolvers

AWS AppSync is a managed GraphQL service that makes it easy to connect disparate data sources into a single cohesive API. GraphQL APIs start with the definition of a schema that defines the data types and queries for accessing them. Data Sources are the backend services that the API will use to fulfill requests. Finally, […]

Amazon Location Service enables Matrix Routing to optimize route planning

Amazon Location Service introduces Matrix Routing as a new feature to Routes that lets you calculate routes between one or more departure and destination positions. Matrix Routing will return the shortest time and distance between each departure and destination point in your Matrix. With Amazon Location Matrix Routing, you can specify additional routing parameters for […]

Simple serverless WebSocket real-time API with AWS AppSync (little or no GraphQL experience required)

AWS AppSync simplifies application development by letting applications securely access, manipulate, and receive data as well as real-time updates from multiple data sources, such as databases or APIs. Taking advantage of GraphQL subscriptions to perform real-time operations, AppSync can push data to clients that choose to listen to specific events from the backend. This means […]

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 […]

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 […]

Build a newsfeed with AWS Amplify Studio

AWS Amplify has announced AWS Amplify Studio, a visual development environment that offers frontend developers new features (public preview) to accelerate UI development with minimal coding, all while integrating Amplify’s powerful backend configuration and management capabilities. Amplify Studio automatically translates designs made in Figma to human-readable React UI component code. Within Amplify Studio, developers can […]

Testing web applications hosted in a private network using AWS Device Farm

AWS Device Farm offers an elastic Selenium Grid in the cloud that provides instant access to different versions of Chrome, Firefox, Internet Explorer, and Microsoft Edge browsers running on Windows servers. Today, thousands of web developers are leveraging Device Farm’s Grid to verify that their applications function and perform as intended on popular browsers. Recently, […]