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Unlock the Power of Serverless Computing with SST
Serverless computing has revolutionized the way we build and deploy modern web applications. With its ability to scale dynamically, offer high availability, and drastically reduce infrastructure costs, serverless computing has become the go-to solution for many developers looking to build highly scalable and reliable applications. However, building serverless applications can be challenging, especially when managing infrastructure and integrating different services.
Introducing Serverless Stack (SST)
SST is an open-source framework that makes it easy to build modern, full-stack applications on AWS using serverless architecture. SST provides tools and libraries that simplify the development process and enable us to build scalable and cost-effective serverless applications using AWS services like AWS Lambda, Amazon API Gateway, and Amazon S3.
Getting Started with SST
To get started with SST, you’ll need to configure the AWS CLI. Once you’ve set up your AWS credentials, you can create and set up an SST app by running a few simple commands. SST uses a project layout that separates infrastructure and application code into separate directories, making it easier to manage dependencies and improve code organization.
Understanding SST Capabilities
SST offers many benefits over traditional server-centric development, including:
- Defining infrastructure using the AWS Cloud Development Kit (CDK)
- Enabling testing and debugging in real-time using Live Lambda Development
- Providing a web-based app management dashboard
- Deploying to multiple environments and regions
- Supporting multiple programming languages and frameworks
Building a Full-Stack Serverless Application
Let’s build a simple contact list application using React, Lambda functions, and DynamoDB. First, we’ll create a DynamoDB table using the Table construct in SST. Then, we’ll build a backend serverless API to create and manage contact objects in DynamoDB. Finally, we’ll set up a React frontend to interact with our backend API.
Creating the DynamoDB Table
To create the DynamoDB table, we’ll use the Table construct in SST. We’ll define the table’s primary key and any secondary indexes, and then export the table from the file to be referenced in other resources.
Building the Backend Serverless APIs
Next, we’ll build a serverless API to create and manage contact objects in DynamoDB. We’ll use the Api construct in SST to create an API, and then bind the API to the DynamoDB table using the bind property. We’ll also define routes to get the contacts list and delete contact entries from the DynamoDB table.
Setting up the React Frontend
With our backend API and infrastructure deployed, we’re ready to focus on our application’s frontend. We’ll build a web app that communicates with our backend to provide a complete end-to-end solution. We’ll use the StaticSite construct in SST to deploy the React app, and then pass environment variables from our backend server to the React app during the build or deployment process.
Conclusion
Whether you’re building a simple web application or a complex enterprise solution, SST can help streamline the development and deployment process, while taking full advantage of the power and scalability of the AWS cloud. By leveraging SST’s inbuilt constructs and development tools, you can focus on building great applications that solve real-world problems, rather than worrying about the underlying infrastructure.