The latest articles on DEV Community by Amin Boutarfi (@aminboutarfi). https://dev.to/aminboutarfi https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F2439502%2Fc54e5dd0-8deb-4ad0-bb00-b0e25fb2df6b.jpg https://dev.to/aminboutarfi en Amin Boutarfi Sun, 21 Dec 2025 17:11:54 +0000 https://dev.to/aminboutarfi/the-tradeoffs-behind-ai-agents-1135 https://dev.to/aminboutarfi/the-tradeoffs-behind-ai-agents-1135 <p>AI agents are powerful, practical, and already being used in real-world systems — from automation and research to coding and multi-step reasoning.</p> <p>In this video, we do not argue against AI agents.<br> Instead, we take an engineering-first approach.</p> <p>We break down how AI agents actually work under the hood — autonomy, Chain-of-Thought, tool use, memory, planning, exploration, and stochastic sampling — and explain the tradeoffs each design choice introduces.</p> <p>Every increase in capability comes with a cost:</p> <ul> <li>more autonomy means less reliability</li> <li>deeper reasoning increases error propagation and cost</li> <li>tool use adds latency and brittleness</li> <li>memory improves continuity but increases hallucination risk</li> </ul> <p>AI agents are extremely useful and will continue to shape modern systems.<br> But understanding them through tradeoffs is what allows engineers to build reliable, scalable, production-grade solutions.</p> ai agents llm rag Amin Boutarfi Sun, 21 Dec 2025 17:09:35 +0000 https://dev.to/aminboutarfi/the-tradeoffs-behind-rediss-speed-3mb9 https://dev.to/aminboutarfi/the-tradeoffs-behind-rediss-speed-3mb9 <p>Redis is famously fast — millions of operations per second, in-memory performance, and a simple design that powers caching, session stores, queues, real-time systems, and more.</p> <p>This video doesn’t question Redis’ strengths.<br> Instead, it explores why Redis is so fast, and the engineering tradeoffs that make that speed possible.</p> <p>From in-memory storage and simple protocols to single-threaded execution and optimized data structures, we break down the design choices behind Redis’ performance — and what each of those choices gives you, and what they take away.</p> <p>If you enjoy understanding technology through the tradeoffs that shape it, this video is for you.</p> redis architecture optimization