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Articles on software engineering, system design, AI engineering, and web development, from building production systems.

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  • 36 min of reading
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  • AI Agents
  • MCP

MCP Just Went Stateless: What That Means If You're Building AI Agents

MCP's latest spec drops server-held sessions. What changes for AI agents behind load balancers, and what stateless MCP servers mean in practice.

, 6 min readRead article

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More Articles (5)

5 Guardrails Every Production AI Chat Feature Should Consider

The five guardrail layers I run around a production AI chat feature: request validation, rate limiting, an injection prefilter, safety settings and output guarding.

  • AI Engineering
  • Security
, 7 min readRead

Designing a Scalable Payment Platform: Key Architectural Decisions

Key architecture decisions behind a scalable payment platform: idempotency, database design, security, event-driven flows, caching and observability.

  • System Design
  • Backend
, 4 min readRead

Caching Mechanisms: The Secret to Lightning-Fast Applications

How caching works and when to use each layer: application, distributed and global caches, CDNs, eviction policies, invalidation and monitoring.

  • Performance
  • System Design
, 7 min readRead

Next.js 16: The Future of Full-Stack React Development

What's new in Next.js 16: Cache Components, Turbopack as the default bundler, proxy.ts, smarter routing and the new caching APIs, with upgrade steps.

  • Next.js
  • React
, 7 min readRead

Express.js vs NestJS: Build Fast or Build to Last?

Express.js vs NestJS compared: architecture, TypeScript, testing, performance and adoption, and how to choose the right Node.js framework for your project.

  • Node.js
  • Backend
, 5 min readRead

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