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The best Backend Engineering newsletters

3 newsletters, ranked by editorial quality and how recently they published. Looking for something more specific? Search instead.

newsletter.systemdesignclassroom.com· biweekly· Published 26 days ago

This newsletter covers system design for backend engineers, with a recent focus on building reliable AI agent systems. Issues use concrete failure scenarios to explain concepts such as agent state, memory, and observability.

system designai agentsdual-write problemagent memoryidempotencydurable workflows
blog.base-station.io· irregular· Published 4 months ago

A corporate engineering blog from Base-Station Private Limited publishing technical articles on backend architecture, Postgres connection pooling with Node.js, frontend performance tuning and REST API design. Readers get concrete code examples and trade-off framing for infrastructure decisions, though the excerpts read as marketing-adjacent company content.

postgres connection poolingnode-postgrespgbouncerrds proxynuxt performancelighthouse score
betterengineers.substack.com· irregular· Published 6 days ago

A system design interview-prep newsletter that walks through classic large-scale architecture problems such as news feeds, rate limiting, and message queues. Readers get structured requirements, scale estimates, and trade-off explanations aimed at backend engineers preparing for interviews.

system design interviewnews feed designrate limitingmessage queuesdistributed systemsfan-out