Marcio Cunha

Technical Articles

Practical articles, in-depth tutorials, and architectural insights on software engineering, AI, and systems.

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IAArquitetura•5 min

Sovereign AI: Why Governments and Enterprises Want to Control Their Own Infrastructure

Explore the strategic, political, and security drivers pushing nations and major corporations to invest billions in building sovereign artificial intelligence infrastructures.

IAArquitetura•5 min

Vibe Coding in Production: What Happens When AI Prototypes Become Real Systems

Explore the hidden engineering challenges behind artificial intelligence-assisted development when machine-generated code must run in production environments with real users.

IAArquitetura•4 min

Mixture of Experts: How Giant Models Activate Only Part of Their Parameters

Explore how the Mixture of Experts architecture revolutionizes artificial intelligence by activating only a fraction of parameters per token, enabling massive models with high computational efficiency.

IAArquitetura•4 min

Agent-to-Agent Protocol: How Agents from Different Platforms Communicate

Understand how the Agent-to-Agent Protocol enables interoperability between artificial intelligence platforms. Discover message exchange patterns, state management, and security challenges in distributed architectures.

IAArquitetura•4 min

Memory for AI Agents: How Systems Maintain Context Across Tasks

Explore how artificial intelligence agents overcome short-term memory limits through architectures combining vector databases, context retrieval, and persistent storage.

IAArquitetura•4 min

AI-Native Apps: How to Design Systems from Scratch for Artificial Intelligence

Learn how to structure modern applications where artificial intelligence is not just an add-on, but the core engine of business logic and user experience.

FrontendArquitetura•5 min

React 19 Server Actions and Streaming SSR: Architecting Data Mutation Without Waterfalls

Learn how React 19 and Streaming SSR eliminate client-side request waterfalls, optimizing Core Web Vitals and transforming data mutation architecture in modern web applications.

IAArquitetura•4 min

Cybersecurity in the Agentic Era: Securing Systems with Autonomous AIs

Learn how to safeguard software architectures when artificial intelligences gain autonomy to execute code, manipulate databases, and call APIs directly.

IAArquitetura•5 min

Open-Weight AI on On-Premises Infrastructure: Costs, Privacy, and Execution Challenges

Discover why enterprises are migrating to open-weight artificial intelligence models executed locally, ensuring data sovereignty, zero latency, and dramatic cost reductions at scale.

IAArquitetura•6 min

Small Language Models: Why Smaller Models Outperform Large LLMs in Practice

Discover how smaller language models deliver cost efficiency, lower latency, and superior data privacy, transforming how we deploy artificial intelligence in corporate environments and local edge hardware.