Archive

Architecture and DesignArchitecture and Design
When $100 Million Cloud Bills Make Sense

When $100 Million Cloud Bills Make Sense

Not all expensive cloud bills are bad, and not all cheap ones are smart. Learn how to interpret cloud cost through the lens of architecture, performance, and business alignment.

Leonardo Furtado
Leonardo Furtado
Careers at FAANGCareers at FAANG
Networking and Platform Aren’t Separate Systems: They Never Were

Networking and Platform Aren’t Separate Systems: They Never Were

Network and platform teams are often divided by priorities, tools, and language but they’re solving the same problem. When you bridge that divide, systems stop breaking quietly.

Leonardo Furtado
Leonardo Furtado
Packets & PythonPackets & Python
Chapter 17: How Python Functions Turn Repetitive Network Logic into Elegant Automation - Part 1

Chapter 17: How Python Functions Turn Repetitive Network Logic into Elegant Automation - Part 1

Learn how to write clean, reusable functions that turn your automation logic into maintainable building blocks—shifting from repetition into elegant engineering.

Leonardo Furtado
Leonardo Furtado
Careers at FAANGCareers at FAANG
Capacity Isn’t What You Think It Is

Capacity Isn’t What You Think It Is

70% utilization doesn’t make you safe. In hyperscale networks, real capacity is what remains standing after failure. Let’s build for the world as it breaks.

Leonardo Furtado
Leonardo Furtado
Packets & PythonPackets & Python
Chapter 16: Automate Repetition - Python Loops for Network Engineers

Chapter 16: Automate Repetition - Python Loops for Network Engineers

Discover how Python loops eliminate repetitive CLI work, making your automation smarter, safer, and ready for scale, even in complex nested data.

Leonardo Furtado
Leonardo Furtado
Careers at FAANGCareers at FAANG
PR Accepted, Outage Denied: The Hidden Power of Code Review

PR Accepted, Outage Denied: The Hidden Power of Code Review

From blast radius awareness to rollback plans and team trust, network code reviews are how we replace heroics with systems. Here’s how to get it right.

Leonardo Furtado
Leonardo Furtado
Packets & PythonPackets & Python
Chapter 15: Decision-Making with Comparators and Conditionals

Chapter 15: Decision-Making with Comparators and Conditionals

From == to if/elif/else, this guide shows network engineers how to teach Python to think clearly, compare accurately, and act intelligently.

Leonardo Furtado
Leonardo Furtado
Careers at FAANGCareers at FAANG
Version the Network: GitOps for Routing Policy

Version the Network: GitOps for Routing Policy

Routing policy shouldn't live in terminals or tribal memory. This is your blueprint for building versioned, automated, and auditable networks using GitOps.

Leonardo Furtado
Leonardo Furtado
Packets & PythonPackets & Python
Chapter 14: Python Collections in Action - A Network Engineer’s Walkthrough

Chapter 14: Python Collections in Action - A Network Engineer’s Walkthrough

Learn how each Python data type maps to real-world networking tasks in this guided exercise packed with lessons and logic.

Leonardo Furtado
Leonardo Furtado
Careers at FAANGCareers at FAANG
What You Declared ≠ What You Run

What You Declared ≠ What You Run

In hyperscale networks, drift is constant. Here’s how the best engineering teams detect, visualize, and fix issues, all while avoiding burnout among engineers.

Leonardo Furtado
Leonardo Furtado
Packets & PythonPackets & Python
Chapter 13: Choosing the Right Python Collection for Network Automation

Chapter 13: Choosing the Right Python Collection for Network Automation

Confused between lists, sets, tuples, and dictionaries? This article breaks down when to use each, specifically for network automation.

Leonardo Furtado
Leonardo Furtado
Next Hop IrelandNext Hop Ireland
This is How I’m Giving Back to Ireland (and You Can Be Part of It)

This is How I’m Giving Back to Ireland (and You Can Be Part of It)

A new way to grow talent, build community, and transform lives

Leonardo Furtado
Leonardo Furtado
FirstBack
12345
Next Last