Tag Archives: Serverless

Building Microservices on AWS: Lambda vs ECS Fargate

By | October 6, 2025

Selecting the right compute model is one of the biggest architectural decisions teams face on AWS. This guide contrasts serverless functions powered by AWS Lambda with containerized services running on Amazon ECS with Fargate. You’ll find side-by-side diagrams, architecture variants (including API Gateway front doors), and a comprehensive comparison of cost, performance, security, scaling, and… Read More »

Building a Scalable Serverless REST API with Lambda, API Gateway

By | September 22, 2025

This blog provides a comprehensive overview of one of the most popular serverless architectural patterns on AWS: a REST API powered by API Gateway, AWS Lambda, and DynamoDB. This pattern is ideal for building scalable, cost-effective CRUD (Create, Read, Update, Delete) APIs without managing any servers. 1. Architecture Overview The flow is designed for high… Read More »

Enterprise Authorization Flow: From Auth Code to Secure API Access

By | September 15, 2025

Introduction Once SAML SSO authentication is complete and an auth code has been generated, the next critical phase begins: Authorization. This comprehensive guide explores how the one-time auth code is securely exchanged for access tokens, how those tokens enable API access control through AWS Lambda authorizers, and how role-based permissions are enforced throughout the system.… Read More »

Introduction to IaC using SAM and CloudFormation

By | March 25, 2023

AWS Serverless Application Model (SAM) is a framework for building serverless applications on AWS. SAM provides a simplified way of defining the Amazon API Gateway APIs, AWS Lambda functions, and Amazon DynamoDB tables needed by your serverless application. SAM also provides a command-line interface (CLI) for deploying and managing your serverless application on AWS. In… Read More »