Posted inAWS System Design
DynamoDB Capacity Mode Switching: On-Demand to Provisioned Around Cliffs
This senior-level guide covers DynamoDB Capacity Mode Switching with production trade-offs for reliability, security, and cost.
Posted inAWS System Design
Lease-Based ECS Leadership: Singleton Cron That Survives Rolling Deploys
This senior-level guide covers Lease-Based ECS Leadership with production trade-offs for reliability, security, and cost.
Posted inAWS System Design
DynamoDB Hot Key Mitigation: Write Sharding With Scatter-Gather Reads
This senior-level guide covers DynamoDB Hot Key Mitigation with production trade-offs for reliability, security, and cost.
Posted inSystem Design
CQRS Boundary Criteria: When Separate Models Finally Earn Complexity Tax
This senior-level guide covers CQRS Boundary Criteria with production trade-offs for reliability, security, and cost.
Posted inAWS System Design
Saga Compensations Under Partial Failure: Idempotent Undo Paths That Run
This senior-level guide covers Saga Compensations Under Partial Failure with production trade-offs for reliability, security, and cost.
Posted inAI System Design
Multi-Index RAG Design: Separate Code, Tickets, and Runbook Corpora
This senior-level guide covers Multi-Index RAG Design with production trade-offs for reliability, security, and cost.
Posted inNode.js System Design
Multi-Tenant Rate Limits: Redis Cluster Token Buckets Without Hot Keys
This senior-level guide covers Multi-Tenant Rate Limits with production trade-offs for reliability, security, and cost.
Posted inAWS System Design
Kafka to Lambda Backpressure: Lag SLOs That Protect Downstream Sinks
This senior-level guide covers Kafka to Lambda Backpressure with production trade-offs for reliability, security, and cost.
Posted inAWS System Design
Read-Your-Writes on Global Tables: Survive Cross-Region Replication Lag
This senior-level guide covers Read-Your-Writes on Global Tables with production trade-offs for reliability, security, and cost.
Posted inAWS System Design
Idempotency Keys End-to-End: API Gateway Through Step Functions Safely
This senior-level guide covers Idempotency Keys End-to-End with production trade-offs for reliability, security, and cost.