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1. A curated collection of backend patt... A curated collection of backend patterns used in Node.js microservices: idempotency, retries, circuit breakers, transactions, and observability.

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   # Production Backend Patterns (Node.js / TypeScript)

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   A curated collection of production-ready backend patterns used in Node.js microservices.

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   Each Gist focuses on a single concept and is designed to be easy to reference in real systems,

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   architecture discussions, and interviews.

2. token-budget-guard token-budget-guard Public

   A small utility to enforce token budgets for AI API calls.

   TypeScript 1

3. ai-request-logger ai-request-logger Public

   Lightweight structured logger for LLM API requests. Tracks latency, token usage, and estimated cost.

   TypeScript 1

4. llm-retry-guard llm-retry-guard Public

   Safe retry wrapper for LLM API calls with configurable backoff strategies and transient error handling.

   TypeScript 1

5. prompt-cache prompt-cache Public

   Cache LLM API calls to reduce cost, avoid duplicates, and improve latency (deterministic keys + in-flight dedup).

   TypeScript 1

6. ts-package-init ts-package-init Public

   Fast, minimal, and modern TypeScript project initializer

   JavaScript 1