Practical writing about frontend architecture, full-stack systems, AI engineering and building software products.https://blog.ramjwork.in/enhttps://blog.ramjwork.in/ai-engineering/ai-customer-support-architecture/https://blog.ramjwork.in/ai-engineering/ai-customer-support-architecture/How I structured an AI customer support application using React, Node.js, PostgreSQL, Redis, BullMQ and OpenAI, including background AI jobs, human-reviewed replies, architectural tradeoffs and scaling improvements.Sat, 03 Oct 2026 00:00:00 GMTReactTypeScriptNode.jsPostgreSQLRedisBullMQOpenAISystem Architecture