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tech guide

BullMQ: The Most Mature Redis-Backed Job Queue for Node.js

BullMQ is the most mature job queue in the Node.js ecosystem, backed by Redis, with support for priorities, retries, scheduling, and delayed jobs. DaoDao uses it to handle notification delivery and practice auto-completion scheduling.

#bullmq#redis#queue#nodejs#background-jobs
tech deep-dive

DaoDao Tech Architecture: Monorepo, Multi-Language Backend, and AI Recommendation System

Next.js + Expo frontend, Node.js + Python dual backend, PostgreSQL + Redis core — plus a social notification system and LLM recommendation engine. Here's how DaoDao builds a learning community platform with a modern tech stack.

#turborepo#nextjs#fastapi#postgresql#qdrant#monorepo#typescript#bullmq#notification#celery