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Original rewrites on React, Node.js, TypeScript and AI — practical notes from the same engineering practice behind our operator software. Article bodies are in English.
Tagged: reliability
LangGraph can compile and succeed while skipping a required node
compile() checks wiring, not business completeness. Assert required nodes executed or purchase-to-invoice graphs will silently omit steps.
1149 wordsRead articleHardening Agentic Graphs: State Contracts, Isolation, and HITL Gates
Production reliability for LangGraph: flat TypedDict state, single-purpose nodes, retry/error edges, human review, and observability.
1056 wordsRead article12 Rules of Thumb for Reliable Node.js APIs
Practical Node.js API reliability rules: timeouts, idempotency, transactions, cache invalidation, logging, and dependency latency—before the 3 a.m. page.
906 wordsRead articleSelf-Repairing Automation Without an Allow-Clicker: Gates That Work at 3am
Design unattended auto-repair for scheduled agent routines: an outside watchdog, actions typed by reversibility, canary rollouts and status reports backed by evidence.
1418 wordsRead articleOutbox and Inbox Tables: Designing Webhooks That Survive Failure
Learn how the transactional outbox, an idempotent inbox, state-aware deferral and dead letter queues make webhook delivery reliable on AWS, Azure and GCP.
2740 wordsRead articleSeven Hidden Assumptions That Make JavaScript Fail Under Real Traffic
Learn which assumptions about types, retries, concurrency, response order, data volume, missing data and in-memory state break JavaScript code once it meets production.
3164 wordsRead articleWhy Backend Code That Works Locally Breaks Under Real Production Load
A practical rundown of the environment, database, security, and reliability assumptions that quietly work on localhost but cause outages once real traffic hits production.
8945 wordsRead article20 Node.js Patterns That Prevent Production Server Downtime
Learn 20 practical Node.js patterns—from error handling to graceful shutdown and connection pooling—that stop crashes before restarts become necessary.
4280 wordsRead article
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