📰 Dev.to · myougaTheAxo
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⚡ AI Lessons (11189)
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Dev.to · myougaTheAxo
1mo ago
GitHub Actions Production Deployment with Claude Code: ECS Fargate, Manual Approval, and Smoke Tests
"Merge to main = auto deploy to production" sounds like a goal. In practice it's a disaster waiting...
Dev.to · myougaTheAxo
1mo ago
Turborepo Monorepo with Claude Code: Shared Types, Build Cache, and pnpm Workspace
Managing frontend and backend in separate repositories sounds clean — until you change an API...
Dev.to · myougaTheAxo
1mo ago
Internationalization with Claude Code: next-intl, Type-Safe Translations, and RTL Support
Adding i18n after the fact means hunting down every hardcoded string, rebuilding every date format,...
Dev.to · myougaTheAxo
1mo ago
Advanced TypeScript Patterns with Claude Code: Utility Types, Discriminated Unions, and Type Guards
Using any is the fast path to eliminating everything TypeScript is supposed to give you....
Dev.to · myougaTheAxo
1mo ago
Stripe Payments with Claude Code: Subscriptions, Checkout Sessions, and Webhook Idempotency
"Just add checkout" sounds simple. But real Stripe integration means handling subscription lifecycle...
Dev.to · myougaTheAxo
1mo ago
Database Connection Pooling with Claude Code: Prisma Singleton and PgBouncer
Here's the math that kills production databases: 100 Node.js processes, each with its own Prisma...
Dev.to · myougaTheAxo
1mo ago
OAuth Integration with Claude Code: GitHub Login, State Validation, and Security
Skipping state validation in OAuth means a CSRF attacker can hijack user sessions. Hardcoding...
Dev.to · myougaTheAxo
1mo ago
Secrets Management with Claude Code: AWS Secrets Manager, Zod Validation, and Early Failure
Hardcoding secrets is a security breach waiting to happen. Committing .env to Git is an instant...
Dev.to · myougaTheAxo
1mo ago
Query Optimization with Claude Code: Fix N+1, Slow Queries, and Missing Indexes
"Why is production slow?" — Nine times out of ten it's N+1 queries, missing indexes, or SELECT *...
Dev.to · myougaTheAxo
1mo ago
Health Checks with Claude Code: Kubernetes readiness/liveness Probes and Dependency Validation
/health returning 200 while the database is down is worse than returning 503. The load balancer...
Dev.to · myougaTheAxo
1mo ago
Email Sending with Claude Code: SES, Queue Processing, and Bounce Handling
Sending email synchronously inside an API response is a classic trap. SES latency causes request...
Dev.to · myougaTheAxo
1mo ago
Audit Logging with Claude Code: Who Changed What and When
"Who modified this record?" "When was it deleted?" "Which admin changed the user's role?" Without...
Dev.to · myougaTheAxo
1mo ago
Structured Logging with Claude Code: pino, Request IDs, and Sensitive Data Redaction
console.log('Order created') in production means no request ID, no log level, no JSON format, and no...
Dev.to · myougaTheAxo
1mo ago
Docker Multi-Stage Builds with Claude Code: Security, Caching, and Minimal Images
You've probably seen it before: a Docker image that's over 1GB, a container running as root, and a...
Dev.to · myougaTheAxo
1mo ago
Zod Validation Patterns with Claude Code: Schema Reuse and Type Inference
No validation means invalid data silently enters your database — null where a string was expected, an...
Dev.to · myougaTheAxo
1mo ago
JWT Authentication with Claude Code: Refresh Token Rotation and Theft Detection
Short-lived access tokens = security. But frequent logouts = bad UX. Refresh tokens solve both. The...
Dev.to · myougaTheAxo
1mo ago
Full-Text Search with Claude Code: MeiliSearch and PostgreSQL tsvector
SQL LIKE '%keyword%' = full table scan. At 100k records it's slow. At 1M records it's unusable....
Dev.to · myougaTheAxo
1mo ago
Multi-tenant SaaS with Claude Code: Tenant Isolation and Row Level Security
Tenant data leaks between tenants = catastrophic bug. It's not just a data breach — it destroys trust...
Dev.to · myougaTheAxo
1mo ago
Redis Caching with Claude Code: Cache-Aside, Write-Through, and TTL Strategy
APIs without caching run the same DB queries repeatedly. Redis can make responses 10x faster — but...
Dev.to · myougaTheAxo
1mo ago
Cron Jobs with Claude Code: Distributed Locking, History Tracking, and Failure Alerts
"Job still running from last minute" — without distributed locking, multiple servers run the same...
Dev.to · myougaTheAxo
1mo ago
CORS Configuration with Claude Code: Origin Control and Preflight Optimization
Misconfigured CORS is a security hole — Access-Control-Allow-Origin: * in production lets any site...
Dev.to · myougaTheAxo
1mo ago
Secure File Upload with Claude Code: S3 Pre-signed URLs and Magic Byte Validation
File upload has more security surface than most features: size limits, MIME type validation, filename...
Dev.to · myougaTheAxo
1mo ago
Data Export with Claude Code: Streaming CSV and Excel Without Memory Issues
"Download all users as CSV" sounds simple until you have 100,000 rows and the process runs out of...
Dev.to · myougaTheAxo
1mo ago
Dependency Injection with Claude Code: Testable TypeScript Without DI Containers
Dependency injection decouples modules and makes unit testing possible without spinning up a...
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