aws serverless - Robuta Search

https://dev.to/coolblue/using-swagger-ui-in-aws-serverless-stack-4hi5 Using Swagger UI in AWS' serverless stack - DEV Community Few things are as frustrating as working with an API that is not properly documented. That is why we... Tagged with aws, serverless, openapi, node. swagger ui aws serverless using stack dev https://www.w3schools.com/aws/serverless/aws_serverless_intro.php AWS Serverless Introduction Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless introduction https://www.rackspace.com/resources/aws-serverless-enablement-ideation-workshop AWS Serverless Enablement & Ideation Workshop | Rackspace Technology aws serverless ideation workshop enablement rackspace technology https://www.guru.com/service/aws-serverless-backend-engineer/united-states/california/oakland/5110376 AWS Serverless Backend Engineer - Service by Zco U. on Guru AWS Serverless Backend Engineer (5110376) - Ability to understand Migration requirements and bridge the gaps. Expertise in architecture blueprints and detailed... aws serverless backend engineer service zco u https://dev.to/slsbytheodo/learn-serverless-on-aws-step-by-step-sns-2b46 Getting started with AWS serverless - SNS - DEV Community TL;DR In this series, I try to explain the basics of serverless on AWS, to enable you to... Tagged with aws, serverless, javascript, tutorial. getting started with aws serverless sns dev community https://www.w3schools.com/aws/serverless/aws_serverless_exercises.php AWS Serverless Exercises Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless exercises https://www.datadoghq.com/product-preview/aws-serverless-and-containers-bits-ai-remediation/ AWS Serverless and Containers Bits AI Remediation | Datadog Check out the available Datadog Product Previews and register to be considered for early-access, direct collaboration with our product teams, and more. aws serverless bits ai containers remediation datadog https://www.w3schools.com/aws/serverless/aws_serverless_failuremanagementwithdeadletterqueues.php AWS Serverless Failure Management With Dead-Letter Queues Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless failure management dead letter https://www.rackspace.com/lp/serverless-enablement-workshop Fast-Track AWS Serverless with Our Workshop | Rackspace fast track aws serverless our workshop rackspace https://dev.to/aws-builders/aws-serverless-start-with-your-best-friends-3a6i AWS Serverless: start with your best friends - DEV Community Are you new to serverless? Did you spend all your time working with containers or some legacy... Tagged with aws, serverless, cloud. aws serverless with your best friends start dev https://www.rackspace.com/es-pe/lp/serverless-enablement-workshop Fast-Track AWS Serverless with Our Workshop | Rackspace fast track aws serverless our workshop rackspace https://circleci.com/blog/ci-cd-for-aws-serverless-development/ CI/CD for AWS serverless development - CircleCI Feb 21, 2025 - Accelerate your AWS serverless applications with automated CI/CD. Learn how to optimize Lambda deployments, manage API Gateway, and ensure reliability using... aws serverless development ci cd circleci https://www.w3schools.com/aws/serverless/aws_serverless_automatingyourdeploymentpipeline.php AWS Serverless Automating Your Deployment Pipeline Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless automating deployment pipeline https://www.w3schools.com/aws/serverless/aws_serverless_scallingconsiderationforlambda.php AWS Serverless Scaling Considerations for Lambda Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless scaling considerations lambda https://www.w3schools.com/aws/serverless/aws_serverless_failedeventdestinations.php AWS Serverless Failed-Event Destinations Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless failed event destinations https://www.w3schools.com/aws/serverless/aws_serverless_serverlessitautomation.php AWS Serverless IT Automation Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless automation https://dev.to/aws-heroes/becoming-an-aws-serverless-hero-2b8g Becoming an AWS (Serverless) Hero - DEV Community Introduction At the beginning of November 2024, I was named AWS Serverless Hero. I decided... Tagged with aws, serverless, learning, community. aws serverless hero becoming dev community https://www.sailes.co.uk/ AWS Serverless Consultant | Expert Lambda & Java Solutions Professional AWS serverless consulting services. 6.5 years at AWS helping enterprises scale with Lambda, Java, and serverless architectures. aws serverless consultant expert lambda java https://hashnode.com/posts/simple-leave-management-system/62798bb27f98319956cd37c8 Discussion on "Simple Leave Management System with AWS Serverless" | Hashnode Discussion on "Simple Leave Management System with AWS Serverless". In this project, I will discuss how you can build a simple leave apply/approval system... leave management system aws serverless discussion simple hashnode https://www.coursera.org/learn/packt-aws-serverless-development-and-automation-eymk1 AWS Serverless Development and Automation | Coursera Offered by Packt. This course features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test ... Enroll for free. aws serverless development automation coursera https://serverlessrepo.aws.amazon.com/ Application Search - AWS Serverless Application Repository application search aws serverless repository https://www.guru.com/service/aws-serverless-backend-development/china/liaoning/shenyang/4918064 AWS Serverless Backend Development - Service by JinHua Shi on Guru AWS Serverless Backend Development (4918064) - As a senior AWS serverless application developer with over 5 years of experience, I possess a deep understanding... aws serverless backend development service jinhua shi https://www.serverlessops.io/ ServerlessOps - Design, build, and operate AWS serverless systems ServerlessOps - Design, build, and operate AWS serverless systems build and operate aws serverless design systems https://www.rackspace.com/es-ar/lp/serverless-enablement-workshop Fast-Track AWS Serverless with Our Workshop | Rackspace fast track aws serverless our workshop rackspace https://www.w3schools.com/aws/serverless/aws_serverless_errorhandlingforstreambasedevents.php AWS Serverless Error Handling for Stream-Based Events Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless error handling stream based events https://www.w3schools.com/aws/serverless/aws_serverless_managingserverlessdeployment.php AWS Serverless Deployments Introduction Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless deployments introduction https://dev.to/oieduardorabelo/aws-serverless-vale-a-pena-importar-o-aws-sdk-4cb4 AWS Serverless: Vale a pena importar o AWS SDK! - DEV Community Contradizendo a abordagem comum de Vale a pena importart o AWS SDK?, o AWS Serverless Hero Yan Cui pu... Tagged with ptbr, serverless, aws, javascript. aws serverless vale pena importar sdk https://www.w3schools.com/aws/serverless/aws_serverless_failuremanagementineventdrivenarchitectures.php AWS Serverless Failure Management in Your Code Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless failure management code https://chrisebert.net/ Chris Ebert's Blog: AWS & Serverless Tech | Cloud Computing Explore Chris Ebert's blog on AWS, serverless architecture, and cloud computing, blending business and professional expertise with a passion for continued... aws serverless chris ebert blog tech https://www.w3schools.com/aws/serverless/index.php AWS Serverless Tutorial Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless tutorial https://cursor.com/ja/marketplace/aws/aws-serverless AWS Serverless | Cursor Plugins Design, build, deploy, test, and debug serverless applications with AWS Serverless services. aws serverless cursor plugins https://dev.to/aws-builders/fastapi-with-aws-serverless-powered-by-cdk-typescript-58a1 FastApi With AWS Serverless powered by CDK Typescript - DEV Community FastApi With AWS Serverless powered by CDK Typescript. Tagged with simflexcloud, cdk, serverless, fastapi. aws serverless powered by fastapi cdk typescript https://dev.to/leading-edje/using-the-aws-serverless-application-model-sam-54gm Using the AWS Serverless Application Model (SAM) - DEV Community I've recently done some work to compare the AWS Serverless Application Model to the Serverless Framew... Tagged with aws, cloud, serverless. aws serverless application model using sam dev https://dev.to/rahulkarda/aws-serverless-plugins-h7c AWS Serverless Plugins - DEV Community Author: Rahul Karda AWS Serverless Plugins are a great way to enhance the functionality of your... Tagged with softwaredevelopment, webdev, java, backend. aws serverless plugins dev community https://www.w3schools.com/aws/serverless/aws_serverless_claimcheckpattern.php AWS Serverless Claim Check Pattern Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws serverless claim check pattern https://makit.net/ Software Engineering, Architecture and AWS Serverless Technology from makit software engineering aws serverless architecture technology https://sandrovolpicella.com/ Sandro Volpicella - Fullstack developer, AWS Serverless specialist, Indiehacker I am Sandro Volpicella. A Fullstack Engineer with a passion for AWS Serverless. I help startups and enterprises building digital products in the cloud. fullstack developer aws serverless sandro specialist indiehacker https://cdkpatterns.com/ AWS CDK Patterns - An Opensource Collection of Serverless Architecture Patterns An opensource collection of serverless architecture patterns built using AWS CDK aws cdk collection of patterns opensource serverless https://www.w3schools.com/aws/aws_cloudessentials_awsserverless.php AWS Cloud Serverless Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws cloud serverless https://www.elastic.co/search-labs/jp/blog/ingest-aws-s3-data-elastic-cloud-elastic-serverless-forwarder Ingest AWS S3 data into Elastic Cloud with Elastic Serverless Forwarder - Elasticsearch Labs Sep 11, 2025 - Learn how to ingest data from AWS S3 into Elastic Cloud using the Elastic Serverless Forwarder. Follow this guide to start the AWS S3 ingesting process. elastic cloud https://dev.to/marciojc/mastering-serverless-with-aws-sam-1600 Mastering Serverless with AWS SAM - DEV Community AWS Lambda is a serverless compute service that lets you run code without provisioning or managing... Tagged with aws, node, lambda, programming. aws sam mastering serverless dev community https://hashnode.com/posts/serverless-laravel-on-aws-lambda-with-bref-and-terraform/69e3482a755529cb63b4bfa8 Discussion on "Serverless Laravel on AWS Lambda with Bref and Terraform" | Hashnode Discussion on "Serverless Laravel on AWS Lambda with Bref and Terraform". Why Bref Instead of Vapor Laravel Vapor is the official serverless deployment tool... aws lambda discussion serverless laravel https://www.tableau.com/th-th/events/tc/2022/supercharge-your-data-self-service-serverless-analytics-aws-cloud Supercharge Your Data with Self-service, Serverless Analytics in the AWS Cloud Get more from your data through easy-to-deploy, self-service, and serverless analytics. Learn to run and scale analytics without having to configure servers,... your data self service https://snyk.io/de/partners/aws/ Deliver secure cloud, container and serverless workloads on AWS | Snyk Amazon Web Services and Snyk partner to help customers deliver secure cloud, container, or serverless applications deployed on AWS. secure cloud on aws deliver container serverless https://www.datadoghq.com/about/latest-news/press-releases/enhanced-serverless-monitoring-aws/ Datadog Enhances Monitoring for Serverless Applications in AWS | Datadog serverless applications datadog enhances monitoring aws https://github.com/aws-amplify/amplify-cli GitHub - aws-amplify/amplify-cli: The AWS Amplify CLI is a toolchain for simplifying serverless web... The AWS Amplify CLI is a toolchain for simplifying serverless web and mobile development. - aws-amplify/amplify-cli aws amplify https://www.crn.com/news/cloud/300083004/aws-reinvent-conference-shifts-focus-from-vms-to-containers-and-serverless-computing AWS re:Invent Conference Shifts Focus From VMs To Containers and Serverless Computing | CRN Amazon CTO Werner Vogels showcased a number of new services for the instance-independent computing techniques, as well as advanced developer, data processing... aws re invent https://www.youtube.com/playlist?list=PL2yQDdvlhXf-Gzj7psv0r9d1u9_yYAGus&si=K2XE_mpxd_MHstml AWS re:Invent 2025 - Serverless & Containers - YouTube aws re invent serverless containers youtube https://circleci.com/blog/serverless-security-with-aws-lambda-and-circleci/ Serverless security with AWS Lambda & CircleCI - CircleCI Apr 28, 2025 - Learn how to build, secure, and continuously deploy a serverless function using AWS Lambda, DynamoDB, and CircleCI, with best practices for IAM, input... serverless security aws lambda circleci https://www.amazon.science/videos-webinars/firecracker-awss-open-source-minimalist-approach-to-serverless-computing Firecracker: AWS's open-source, minimalist approach to serverless computing - Amazon Science Oct 16, 2025 - Watch the recording of Marc Brooker's presentation on Firecracker, an open-source virtualization platform. open source https://dev.to/aws-builders/getting-the-serverless-cache-icon-for-aws-cloud-project-bootcamp-by-andrew-brown-4poi Getting the serverless cache icon for AWS Cloud Project Bootcamp by Andrew Brown - DEV Community As a part of the homework assignment, for my project, I needed to draw the Logical Architectural... Tagged with vibecoding. https://www.elastic.co/search-labs/kr/blog/ingest-aws-s3-data-elastic-cloud-elastic-serverless-forwarder Ingest AWS S3 data into Elastic Cloud with Elastic Serverless Forwarder - Elasticsearch Labs Sep 11, 2025 - Learn how to ingest data from AWS S3 into Elastic Cloud using the Elastic Serverless Forwarder. Follow this guide to start the AWS S3 ingesting process. elastic cloud https://www.w3schools.com/aws/serverless/aws_serverless_thinkingserverless.php AWS Thinking Serverless Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and... aws thinking serverless https://serverlesslab.com/ Serverless Lab - Serverless workshops from serverless and AWS experts Effective Serverless, AWS Lambda and Node.js training serverless lab workshops aws experts https://www.credly.com/badges/800efbf2-3767-469b-8743-f14db219b304 AWS Knowledge: Serverless - Training Badge - Credly Earners of this badge have developed technical skills and knowledge of AWS serverless concepts and services with a focus on AWS Lambda and Amazon API Gateway. aws knowledge serverless training badge https://hashnode.com/posts/spry-with-serverless-functions-deploying-dart-applications-to-aws-lambda-cloudflare-workers-and-vercel/69c7c197f942178f63b00464 Discussion on "Spry with Serverless Functions: Deploying Dart Applications to AWS Lambda,... Discussion on "Spry with Serverless Functions: Deploying Dart Applications to AWS Lambda, Cloudflare Workers, and Vercel". Spry with Serverless Functions:... serverless functions https://www.mongodb.com/company/blog/technical/serverless-development-with-nodejs-aws-lambda-mongodb-atlas Serverless development with Node.js, AWS Lambda and MongoDB Atlas | MongoDB Blog Learn how to use Node.js, AWS Lambda and MongoDB Atlas to create and deploy a Lambda function that inserts an item in MongoDB in minutes! serverless development node js aws lambda mongodb atlas https://www.datadoghq.com/blog/datadog-sam-cdk-macro/?ref=axion.zone Zero instrumentation serverless observability with AWS SAM and CDK integrations | Datadog Learn how you can use Datadog's integrations with AWS SAM and CDK to automatically collect metrics, traces, and logs from your Lambda functions. observability with aws zero instrumentation serverless https://dev.to/ooye_sanket/no-hassle-serverless-social-login-powered-by-aws-cognito-f3i No Hassle: Serverless Social Login Powered by AWS Cognito - DEV Community An architectural perspective on choosing between possible solutions Context Let's assume... Tagged with aws, awscognito, automation, awschallenge. powered by aws no hassle social login serverless https://dev.to/flaviabastos/til-create-and-deploy-a-serverless-function-in-aws-k8b TIL: Create and deploy a serverless function in AWS - DEV Community Only two steps required (it assumes an existing account in AWS console): Create... Tagged with quicktip, todayilearned, aws, lambda. til create deploy https://www.tableau.com/es-es/events/tc/2022/supercharge-your-data-self-service-serverless-analytics-aws-cloud Supercharge Your Data with Self-service, Serverless Analytics in the AWS Cloud Get more from your data through easy-to-deploy, self-service, and serverless analytics. Learn to run and scale analytics without having to configure servers,... your data self service https://www.businesswire.com/news/home/20221110006166/en/Sedai-Announces-Enhanced-Serverless-Remediation-for-AWS-Lambda-Using-New-AWS-Telemetry-API Sedai Announces Enhanced Serverless Remediation for AWS Lambda Using New AWS Telemetry API Sedai, the first autonomous cloud management company, today announced that it is an AWS launch partner for the new AWS Lambda Telemetry API. Sedai is using t... for aws https://snyk.io/de/blog/serverless-is-great-but-what-about-the-security-of-my-aws-lambda-functions-and-their-dependencies/ Serverless is great, but what about the security of my AWS Lambda functions and their dependencies?... Jul 3, 2019 - To emphasize the complexity of tracking a function's dependencies, in a recent State of Open Source Security report 2019 Snyk showed that security... https://www.elastic.co/kr/blog/whats-new-elastic-observability-8-2-0 Elastic Observability 8.2: Tail-based sampling, plus more serverless visibility for AWS | Elastic... Elastic Observability 8.2 delivers enhanced support for cloud-native environments with the ability to fine-tune distributed tracing with smarter tail-based... https://www.credly.com/badges/c4ad8a7b-96dd-42eb-8e85-cd97deb1dc45 AWS Knowledge: Serverless - Training Badge - Credly Earners of this badge have developed technical skills and knowledge of AWS serverless concepts and services with a focus on AWS Lambda and Amazon API Gateway. aws knowledge serverless training badge https://lambdasharp.net/ LambdaSharp - Serverless .NET for AWS | LambdaSharp - Serverless .NET for AWS Build serverless applications with .NET on AWS serverless aws https://www.manning.com/livevideo/serverless-applications-with-AWS Serverless Applications with AWS - Marcia Villalba See it. Do it. Learn it! Serverless Applications with AWS teaches you to build serverless applications using AWS Lambda and other cloud-based services.... serverless applications aws marcia villalba https://dev.to/prasadt1/how-i-built-a-behavioral-nudge-engine-for-farmers-on-serverless-aws-3jh9 How I Built a Behavioral Nudge Engine for Farmers on Serverless AWS - DEV Community Read the full article on AWS Builder Center Every agricultural AI chatbot I found had the same blind... Tagged with aws, serverless, ai, webdev. https://hashnode.com/posts/deploy-django-app-on-aws-lambda-using-serverless-part-1/6082808afea38e52a9c59d38 Discussion on "Deploying a Django project on AWS Lambda using Serverless (Part 1)" | Hashnode Discussion on "Deploying a Django project on AWS Lambda using Serverless (Part 1)". BLUF As a follow-up to a post where we looked at the most common questions... https://dev.to/aws-heroes/serverless-applications-on-aws-using-lambda-with-java-25-api-gateway-and-dynamodb-part-2-initial-3fdj Serverless applications on AWS using Lambda with Java 25, API Gateway and DynamoDB - Part 2 Initial... Introduction In part 1 of the series, we introduced our sample application. In this... Tagged with aws, java, serverless, awslambda. https://www.infosys.com/services/cloud-cobalt/insights/accelerators-serverless.html Application Modernization on AWS with Infosys Accelerators for Serverless An AWS Partner Blog focused on the enterprise cloud journey with Infosys Cobalt on AWS application modernization aws infosys accelerators serverless https://runtimeweb.com/ Runtime Web - Build Full-Stack TypeScript Apps on AWS | #1 Serverless Framework 2025 Runtime Web is the leading unified serverless framework for TypeScript. Build React frontends, Lambda backends, and CDK infrastructure in one codebase.... https://dev.to/trek10inc/build-a-real-time-serverless-visitor-counter-with-aws-amplify-1c0l An Intro to the Power of Serverless with AWS Amplify - DEV Community A little story about serverless Since 2014, my day job has been helping folks build and ma... Tagged with aws, graphql, tutorial. the power of an intro https://cost-calculator.bref.sh/ Serverless costs calculator for AWS Lambda Estimate AWS costs when running serverless applications on AWS Lambda. The calculator can be used for APIs, websites and more. costs calculator for aws serverless lambda https://www.okta.com/en-se/blog/ai/securing-serverless-ai-agents-and-mcp-servers-on-aws-with-okta/ Securing serverless AI agents and MCP servers on AWS with Okta Learn how Okta helps secure serverless AI agents and MCP servers on AWS. serverless ai mcp servers on aws securing agents https://www.pluralsight.com/resources/blog/cloud/serverless-api-aws-cdk Building a serverless API with the AWS CDK | Pluralsight Build a serverless API with the AWS CDK! Deploy Lambda functions, API Gateway, S3, and IAM roles, and use Amazon Comprehend to redact PII from text. building a aws cdk serverless api pluralsight https://dev.to/aws-heroes/serverless-applications-on-aws-with-lambda-using-java-25-api-gateway-and-dynamodb-part-5-5gpe Serverless applications on AWS with Lambda using Java 25, API Gateway and DynamoDB - Part 5... Introduction In part 1, we introduced our sample application. In part 2, we measured the... Tagged with aws, java, serverless, awslmabda. https://www.pluralsight.com/courses/processing-serverless-data-using-aws-lambda Processing Serverless Data Using AWS Lambda Learn how to utilize AWS Lambda to serve your business needs as a data professional. using aws processing serverless data lambda https://www.c-sharpcorner.com/article/write-serverless-functions-using-aws-lambda-and-c-sharp/ Write Serverless Functions Using AWS Lambda And C# Write Serverless Functions using AWS Lambda and C#. serverless functions using aws write lambda https://speakerdeck.com/player/2ccf7bbebb1f45d69a4ce692b7d709d9 Building And Automating Serverless Auto-Scaling Data Pipelines In AWS (2024-04-24: AWS Summit... https://cloudbackend.appdrag.com/ Cloud Backend | Cloud Database and API Builder hosted on AWS Serverless cloud backend api builder hosted on database aws https://github.com/aws-samples/sample-serverless-mcp-servers?sc_channel=sm&sc_publisher=YOUTUBE&sc_country=global&sc_geo=GLOBAL&sc_outcome=awareness&trk=9d496bbb-2d4d-4c6a-a669-1bfa57d2bebd&linkId=892362346 GitHub - aws-samples/sample-serverless-mcp-servers: Sample implementations of AI Agents and MCP... Sample implementations of AI Agents and MCP Servers running on AWS Serverless compute - aws-samples/sample-serverless-mcp-servers mcp servers https://dev.to/aws-builders/create-stateful-serverless-workflows-with-aws-step-functions-and-jsonata-2oe3 Create Stateful Serverless Workflows with AWS Step Functions and JSONata - DEV Community As an avid user of AWS Step Functions, I've been pleased by several excellent releases over the past... Tagged with aws, serverless, jsonata, stepfunctions. aws step functions https://www.pluralsight.com/resources/blog/cloud/how-to-build-a-serverless-contact-form-on-aws How to build a serverless contact form on AWS | Pluralsight how to build contact form serverless aws pluralsight https://www.cloudbees.com/blog/serverless-web-apps-knative-compared-aws-lambda Serverless Web Apps with Knative Compared to AWS Lambda Michael Neale takes Knative for a spin in his quest to see how quickly he can get to "hello world" using basic tools. web apps compared to serverless knative aws https://www.pluralsight.com/courses/introduction-serverless-architectures-aws Introduction to Serverless Architectures on AWS serverless architectures introduction aws