production

A technical guide to production-grade prompt engineering: systematic design, security, observability, and cost optimization for enterprise LLM apps.

prompt-engineering · llm · ai-tools +6

A production guide to feature flags in distributed systems, comparing LaunchDarkly, Unleash, and AWS AppConfig with examples for rollouts and A/B testing.

feature-flags · devops · ci-cd +5

A practical guide to consumer-driven contract testing with Pact in TypeScript microservices, catching breaking API changes before deployment.

testing · microservices · api-design +3

Build a testing strategy for AWS Lambda, API Gateway, DynamoDB, and Step Functions with practical patterns for fast feedback and reliability.

lambda · testing · serverless +8

Lessons from running LangChain in production: the anti-patterns that cause failures, the patterns that work, with code examples and cost optimization strategies.

langchain · llm · production +5

How AWS Bedrock AgentCore solves the infrastructure challenges of deploying agentic AI at scale, with runtime, memory, gateway, and multi-agent coordination.

aws-bedrock · ai-agents · aws +3

A hands-on guide to adopting AI developer tools: readiness scoring, pilot scope, security controls, review capacity, and the metrics worth tracking.

ai-tools · security · code-review +3

Where RFC designs diverge from production reality, using notification systems as the worked example, and how to tell useful adaptation from architectural drift.

rfc · production · debugging +4

Real-world debugging techniques, monitoring strategies, and lessons learned from notification system failures in high-stakes production environments

debugging · monitoring · production +4

Fargate failure modes that green dashboards hide: ENI quota exhaustion, subnet routing breaks, memory leaks, and the checks that find each one.

aws · fargate · debugging +4

When a Lambda fleet outgrows Middy's static middleware model, how a project-specific engine handles per-request config, and what owning one costs

lambda · middleware · performance +6

Moving from Express.js to Lambda: the common mistakes teams make along the way, and the TypeScript patterns that reduce AWS bills at scale.

api-gateway · cost-optimization · lambda +2

Choose the right database across SQL, NoSQL, NewSQL, and edge options: the trade-offs of each category, selection criteria, and a decision framework.

data-storage-orm · postgresql · redis +6

Why undici is the sensible default for Node.js server-to-server calls, and when Axios, native fetch, or Effect is the better pick

nodejs · http · functional-programming +3