Author

Raza Hussain

@mrrazahussain

AI TCH

Why Your Current Test Suite Cannot Catch a 40ms Slowdown

The rails performance testing ci setup that catches a 40ms regression before it ships, not after your users do

Jun 05, 2026 · 8 min read · 150 claps paywalled #ruby-on-rails #software-development #web-development

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Wiring image generation through Active Storage with a moderation gate, so user prompts cannot push unsafe or off-brand output straight into…

Jul 13, 2026 · 8 min read · 87 claps paywalled #open-source #technology #ruby-on-rails

AI TCH

How keyword search drops cancel my plan when your docs say terminate subscription, and the embedding plus ranking fix that closes the gap

Jun 10, 2026 · 9 min read · 55 claps paywalled #ruby-on-rails #openai #artificial-intelligence

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Your users ask the same question five ways. Semantic caching answers four of them for free.

Jul 14, 2026 · 10 min read · 50 claps paywalled #ruby-on-rails #postgresql #performance

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Your LLM streams tokens. Plain JSON breaks the experience. Here is the Rails SSE setup tutorials leave out.

Jul 15, 2026 · 9 min read · 50 claps paywalled #api #ruby-on-rails #technology

73% of RAG failures trace back to chunking strategy, not the LLM. The pgvector debugging workflow that exposes it.

May 20, 2026 · 7 min read · 50 claps paywalled #postgresql #artificial-intelligence #ruby-on-rails

TCH

The limits_concurrency semaphore interaction that silently starves your Solid Queue and shows no error in the logs

May 22, 2026 · 8 min read · 47 claps paywalled #database #postgresql #ruby-on-rails-development