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Marcos Gonçalves

Prompt Engineering at Scale: Building Robust Prompt Pipelines, Caching, Dynamic Composition, and Evaluation for LLMs in Production

Prompt engineering at scale is about more than crafting prompts—it's about building modular, reliable systems for dynamic composition, caching, evaluation, and monitoring to power LLMs in production. This guide covers architectures, tooling, metrics, and best practices for real-world deployment.

Quantum Computing and the Future of Human Progress: Revolutionizing Physics, Medicine, and Everyday Technology

21 min read

Marcos Gonçalves

Tech Trends • Tech in Business • News

Quantum Computing and the Future of Human Progress: Revolutionizing Physics, Medicine, and Everyday Technology

Quantum computing is transforming science and medicine—enabling breakthroughs in materials, diagnostics, drug discovery, and AI. From curing diseases to powering smarter tech, it’s reshaping what’s possible across industries and in our everyday lives. The future is quantum—and it’s arriving fast.

Adopting WebAssembly in UI Pipelines – An Engineering Deep Dive

27 min read

Marcos Gonçalves

Performance & Optimization • JavaScript • Web Development

Adopting WebAssembly in UI Pipelines – An Engineering Deep Dive

WebAssembly brings native-speed performance to the browser. This article shows how to integrate Wasm into frontend UI pipelines to offload heavy compute tasks, improve responsiveness, and build faster, more scalable web apps — without replacing JavaScript.

Building Resilient Systems: A Practical Introduction to Chaos Engineering and Fault Injection

4 min read

Marcos Gonçalves

Testing • Tech in Business

Building Resilient Systems: A Practical Introduction to Chaos Engineering and Fault Injection

Chaos Engineering helps teams simulate real-world failures—like server crashes or latency spikes — before they happen in production. By proactively testing resilience, organizations can uncover weaknesses, boost reliability, and prevent costly outages.

Building a Blameless Post-Mortem Culture: A Shift from Finger-Pointing to Learning from Failures

4 min read

Marcos Gonçalves

Stories • Testing • Documentation

Building a Blameless Post-Mortem Culture: A Shift from Finger-Pointing to Learning from Failures

A blameless post-mortem shifts focus from blame to learning, fostering trust, transparency, and resilience. By analyzing failures systemically, teams improve processes and turn incidents into growth opportunities.

6 Programming Principles Every Developer Should Know

6 min read

Marcos Gonçalves

Web Development • Best Practices • Fundamentals

6 Programming Principles Every Developer Should Know

Master six essential programming principles to write clean, maintainable code: Boy Scout Rule (leave code cleaner), KISS (keep it simple), DRY (avoid repetition), SoC (separate concerns), YAGNI (don’t add what’s unnecessary), and SOLID (five advanced design principles). Learn with clear examples!

Building Universal UI Components: Embracing the Right Level of Abstraction and Zero Dependencies

6 min read

Marcos Gonçalves

Developer Experience (DX) • Fundamentals • Performance & Optimization

Building Universal UI Components: Embracing the Right Level of Abstraction and Zero Dependencies

Build Universal UI components with the perfect balance of abstraction, minimal dependencies, and an API-first mindset. Leverage iterative development, rigorous testing, and comprehensive documentation with Storybook to ensure reusability, maintainability, and an exceptional developer experience.

9 Critical Web App Vulnerabilities and How to Prevent Them

5 min read

Marcos Gonçalves

Security • Web Development • Tech in Business

9 Critical Web App Vulnerabilities and How to Prevent Them

Web applications face constant threats like XSS, CSRF, and IDOR. Attackers exploit vulnerabilities to steal data, hijack sessions, and manipulate systems. This guide dives into real-world examples and practical strategies to prevent attacks, ensuring your apps remain secure and trustworthy.