lambda
18 posts
A comprehensive technical guide to choosing and implementing AWS edge computing solutions for global applications with practical examples and cost optimization strategies.
A comprehensive technical guide to Amazon Cognito's advanced features including custom authentication flows, federation patterns, multi-tenancy architectures, migration strategies, and production-grade security implementation.
A comprehensive technical guide comparing AWS Secrets Manager and Systems Manager Parameter Store, demonstrating when to use each service with real-world implementation patterns.
A comprehensive guide to reducing AWS costs by 40-70% through systematic optimization using native AWS services, automation, and proven implementation patterns.
Learn how to build a comprehensive testing strategy for AWS Lambda, API Gateway, DynamoDB, and Step Functions with practical patterns for fast feedback and production reliability.
Practical approaches to managing Lambda Layer versions across dev, staging, and production environments with AWS CDK, including automated deployment pipelines and rollback strategies.
Learn to build automated preview environments using AWS CDK, Lambda, and GitHub Actions for seamless PR testing and review workflows
Implementing custom domains, bulk operations, URL expiration, and comprehensive security measures. Defense-in-depth protection strategies for production link shortener services.
Multi-environment deployment strategies, performance optimization at scale, and cost management. Production insights and lessons learned with proper monitoring and incident response patterns.
Setting up a production-grade link shortener with AWS CDK, DynamoDB, and Lambda. Real architecture decisions, initial setup, and lessons learned from building URL shorteners at scale.
Building the redirect engine, analytics collection, and API Gateway configuration. Real performance optimizations and debugging strategies from handling millions of daily redirects.
Achieve sub-10ms response times in AWS Lambda through runtime selection, database optimization, bundle size reduction, and caching strategies. Real benchmarks and production lessons included.
A practical approach to handling large file uploads using S3 signed URLs instead of Lambda proxies. Complete implementation with CDK, security considerations, and lessons learned from production experience.
Why I moved from Express.js to Lambda, the costly mistakes I made along the way, and the TypeScript patterns that saved my team thousands in AWS bills.
Real-world CQRS implementation with AWS Lambda, EventBridge, and DynamoDB. Learn from my mistakes implementing event sourcing, handling eventual consistency, and debugging distributed systems in production.
After removing all factories, services, and dependency injection from our Node.js microservices, we shipped 3x faster with 65% fewer bugs. Here's why functions beat classes for event-driven architectures.
Deep dive into migrating Lambda functions, API Gateway configurations, request validations, and error handling from Serverless Framework to AWS CDK with practical examples.
How a 'simple' API change broke an enterprise client integration overnight, why documentation drift causes real problems, and a practical system that generates OpenAPI specs from Zod schemas automatically.