Cloud Architecture
7 articles
Complete Failed Request Logging and Async Replay with CloudFront and Lambda@Edge
A dual Lambda@Edge architecture for recording full request headers and body of failed requests — WAF blocks and origin errors — without modifying origin code, with async replay from S3.
5 Pitfalls of Logging Failed Requests with CloudFront + Lambda@Edge
How we built a dual Lambda@Edge solution to capture full request headers and body for failed CloudFront requests — and the 5 pitfalls we hit along the way.
Building Real-Time Audio-Video AI Interaction with Amazon Nova and TEN Framework
How to build a low-latency, multimodal real-time audio-video AI assistant using Amazon Nova, Amazon Transcribe, Amazon Polly, and the open-source TEN framework on AWS.
From Database to Natural Language Queries: Amazon QuickSuite End-to-End Data Analysis
A step-by-step guide to connecting databases, building dashboards, creating Topics for natural language Q&A, and setting up collaborative Spaces in Amazon QuickSuite.
DNS from First Principles to Kubernetes: A Practitioner's Deep Dive
From dig traces and DNS hierarchy to CoreDNS configuration in Kubernetes — a comprehensive guide to understanding and debugging DNS in containerized environments.
Building a Distributed Job Scheduler in Go: From Design to Production
A practical guide to building a distributed task scheduling system in Go using Machinery, Redis, and cron — covering task management, distributed locking, retry strategies, and monitoring.
Building an API Monitoring Dashboard with Grafana and Elasticsearch
A practical guide to building production API monitoring — from Elasticsearch data source setup and Lucene queries to Grafana dashboard panels, alerting rules, and operational best practices.