# What is AWS Lambda used for?

What is AWS Lambda used for?

##### Post Metadata
- Posted at: over 2 years ago
- Author title: Pinned by G2 as a common question



## Comments
### Comment 1

Good

##### Comment Metadata
- Posted at: about 1 month ago
- Author title: --



### Comment 2

AWS Lambda is a **serverless compute service** that lets you run code without provisioning or managing servers. It's essentially a platform that executes your code in response to events and takes care of the underlying infrastructure for you. Here are some key features and use cases for AWS Lambda:

* **Event-Driven Execution:** Your code (called a Lambda function) runs in response to events triggered by other AWS services like S3 buckets, DynamoDB tables, or Kinesis streams. This allows for efficient execution, as you only pay for the compute time used when your code runs.

* **Automatic Scaling:** Lambda automatically scales your code to handle any volume of requests. You don't need to worry about managing server capacity or scaling infrastructure.

* **Cost-Effectiveness:** With Lambda, you only pay for the compute time your code consumes. This makes it a cost-effective solution for applications with variable workloads or those that process data in short bursts.

* **Simplified Development:**  Lambda removes the need to manage servers, allowing developers to focus on writing code. It integrates with various programming languages and offers an easy-to-use development environment.

Here are some common use cases for AWS Lambda:

* **Microservices:**  Lambda is ideal for building microservices, which are small, independent components of a larger application. Each microservice can be implemented as a Lambda function, promoting modularity and scalability.
* **Data Processing:** You can use Lambda to process data streams from sources like S3 or Kinesis. This allows for real-time data analysis and transformation.
* **Web Applications:**  Lambda functions can be used as the backend for web applications.  They can handle tasks like user authentication, API calls, and database interactions.
* **Serverless Workflows:**  Lambda integrates with Step Functions, enabling you to build complex serverless workflows that orchestrate multiple AWS services.

##### Comment Metadata
- Posted at: almost 2 years ago
- Author title: Senior Software Engineer at Prodapt



### Comment 3

It is used to deply applications. It provides serverless environment which means you only pay the cost for the cost or duration for which the application had ran.

##### Comment Metadata
- Posted at: over 2 years ago
- Author title: Java-8, GoLang, Security Researcher, Avaloq




## Related Product
[AWS Lambda](https://www.g2.com/products/aws-lambda/reviews)

## Related Category
[Cloud Platform as a Service (PaaS)](https://www.g2.com/categories/cloud-platform-as-a-service-paas)

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