Serverless application development is a modern service that focuses on building and deploying applications without the need to manage underlying server infrastructure. This approach leverages cloud-native technologies to run backend code in response to events, automatically scaling based on demand. It significantly reduces operational overhead, allowing development teams to concentrate on writing business logic rather than handling server provisioning, maintenance, or capacity planning.The development process involves using Function-as-a-Service (FaaS) platforms such as AWS Lambda, Azure Functions, or Google Cloud Functions. Applications are designed to respond to triggers like HTTP requests, file uploads, database changes, or scheduled events. Developers integrate services such as API gateways, managed databases, cloud storage, and event queues to create robust, event-driven architectures. Deployment, monitoring, and version control are managed using modern DevOps tools and serverless frameworks like the Serverless Framework, AWS SAM, or Terraform.This service is ideal for startups and enterprises seeking to build lightweight, scalable, and cost-effective applications with fast time-to-market. It suits a wide range of use cases including REST APIs, chatbots, mobile backends, automation scripts, and real-time data processing. Serverless application development offers high availability, automatic scaling, and pay-per-use pricing, making it a powerful solution for organizations aiming to innovate efficiently while optimizing cloud resource utilization.