Build AWS eCommerce Application from Scratch

Plan tables for products, categories, and attributes using DynamoDB or Aurora/RDS for efficient queries.

Hands-on session to set up tables and populate them with sample data for testing.

Implement secure sign-up and login flows using Cognito user pools for your eCommerce app.

Configure Cognito identity pools and fine-grained access to protect API endpoints and resources.

Create and configure API Gateway endpoints to handle HTTP requests for your backend services.

Write and deploy Lambda functions to perform create, read, update, and delete operations on data.

Integrate Cognito with API Gateway to validate tokens and secure your product listing APIs.

Use Postman to send requests, debug responses, and verify your API implementations work correctly.

Hands-on deployment of the complete product API, including testing end-to-end functionality.

Review techniques to reduce latency and costs, such as caching and indexing strategies.

Initialize a Next.js project and configure it to connect with your AWS backend services.

Build responsive pages that display products from your API, with filtering and sorting options.

Design detailed product pages with images, descriptions, and add-to-cart functionality.

Connect your frontend to backend APIs using Axios or Fetch, handling errors and loading states.

Add client-side or server-side search to help users find products quickly and easily.

Use React state or context to manage cart items, quantities, and totals for a smooth user experience.

Store cart information in DynamoDB so users can continue shopping across sessions.

Set up S3 buckets for product images, with upload workflows and access control.

Configure CloudFront to distribute images and static assets globally, reducing load times.

Apply 2026 web standards to ensure your store works well on all devices and loads quickly.

Overview of options like Stripe and Amazon Pay, focusing on security and integration ease.

Step-by-step guide to integrating Stripe, including API keys and webhook configuration.

Create a user-friendly checkout process with form validation and payment confirmation.

Write Lambda functions to handle order creation, validation, and initial processing steps.

Design tables for orders and link them to products and users for data consistency.

Set up SES to trigger automated emails for order confirmations and updates.

Use EventBridge to decouple services and handle events like payment success or failure.

Configure messaging services to send real-time alerts and process background tasks.

Automate stock level adjustments based on orders to prevent overselling.

Build features for users to view order status and history, with backend logging.

Implement strategies to handle payment failures, network issues, and data inconsistencies.

End-to-end testing session to simulate orders, payments, and notifications in a staging environment.

Review best practices for securing sensitive data, including PCI compliance basics.

Learn the benefits of IaC and how it helps manage AWS resources consistently and repeatably.

Hands-on guide to using AWS CDK to script your infrastructure for the eCommerce app.

Alternative approach using Terraform to provision and manage your cloud resources.

Integrate IaC with Git to track changes and collaborate on infrastructure updates.

Create automated pipelines to build, test, and deploy your application on every code push.

Use AWS-native tools to set up a continuous deployment workflow for production.

Implement zero-downtime deployments to minimize risk during updates.

Deploy changes to a small subset of users first, monitoring for issues before full release.

Create dashboards to visualize metrics like CPU usage, request latency, and error rates.

Configure alarms for critical events and use CloudWatch Logs to debug problems.

Trace requests across services to identify bottlenecks and improve performance.

Review strategies like right-sizing instances and using reserved capacity to reduce expenses.

Configure auto-scaling groups and load balancers to handle traffic spikes automatically.

Apply security patches, network controls, and compliance checks to protect your app.

Walk through the deployed eCommerce app, review architecture, and discuss next steps.