Tag: backend
All the articles with the tag "backend".
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Claude Code & the AI Development Layer
By the end of this part, you will learn Claude Code configuration, MCP servers, graphify, gitnexus, and the 6-phase AI-accelerated module workflow.
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Git Commit Standards & CI/CD Pipeline
Set up Commitizen with correct selective staging, Husky pre-commit hooks, branch strategy, GitHub branch protection rules, Docker multi-stage build, GitHub Actions CI/CD, and production migration patterns on AWS ECS Fargate.
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Affiliate & Referral Tree — Materialized Path Hierarchy on UserEntity
Add a self-referential affiliate tree to UserEntity using the materialized path pattern — store each user's ancestry as a string path, enabling O(1) depth lookups, efficient descendant queries with a single LIKE clause, and referral commission calculations without recursive CTEs.
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Media Library — S3 Presigned Uploads, Magic Byte Validation & CDN
Build a production-grade media library with S3 presigned upload URLs, Bull-queue post-processing, magic-byte file-type validation, sharp thumbnail generation, and CloudFront CDN delivery — without ever routing file bytes through your API server.