Front-End Web & Mobile

Category: Compute

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 […]

Building a GraphQL API with Java and AWS Lambda

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 […]

How to create a one-time password authentication flow using Amplify Flutter

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 […]

Case Study: State Auto cuts production time to a day using AWS AppSync and AWS Amplify

State Automobile Mutual Insurance Company (State Auto), a property and casualty insurer operating in 33 US states, provides insurance products covering personal, commercial, farm and ranch, and workers’ compensation risks. In 2019, State Auto decided to create a cloud-native version of its traditional technology stack using Amazon Web Services (AWS). State Auto sells insurance products […]

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 […]

How FINRA Built Xpand Reality, an Augmented Reality Simulation App for Investor Education

This is a guest blog by Sumalatha Bachu [Director, Technology] and Kumar Siddhartha [Lead Developer], Financial Industry Regulatory Authority (FINRA). FINRA is dedicated to protecting investors and safeguarding market integrity in a manner that facilitates vibrant capital markets. 2021 marked FINRA’s sixth annual internal hackathon, entitled the Createathon. The three-day event is an important part […]

Enhancing Live Sports with the new AWS AppSync filtering capabilities

This article was written by Stefano Sandrini, Principal Solutions Architect, AWS With AWS AppSync you can create serverless GraphQL APIs that simplify application development by providing a single endpoint to securely access data from multiple data sources, and leverage GraphQL subscriptions to implement engaging real-time application experiences by automatically publishing data updates to subscribed API […]

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 […]

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, […]