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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
Careers at FAANGCareers at FAANG
Change Control Isn’t Enough: You Need a Deployment System

Change Control Isn’t Enough: You Need a Deployment System

Safe deployment isn’t "luck." It’s about simulation, canary rollouts, automated rollback, and owning the system end-to-end.

Leonardo Furtado
Leonardo Furtado
Packets & PythonPackets & Python
Chapter 12: Python Dictionaries for Network Engineers

Chapter 12: Python Dictionaries for Network Engineers

Learn how Python dictionaries model your network’s logic and power automation scripts from config parsing to telemetry analysis.

Leonardo Furtado
Leonardo Furtado
Careers at FAANGCareers at FAANG
Survival Networking: Resilience at Scale – Part 3

Survival Networking: Resilience at Scale – Part 3

Built to bend, not break: Real strategies for keeping global platforms alive during major failures.

Leonardo Furtado
Leonardo Furtado
Career GrowthCareer Growth
Your Network Is Not a Toilet: Stop Flushing Infrastructure Expertise

Your Network Is Not a Toilet: Stop Flushing Infrastructure Expertise

We’ve abstracted the pipes, fired the plumbers, and now we wonder why the cloud stinks. This is your warning.

Leonardo Furtado
Leonardo Furtado
Careers at FAANGCareers at FAANG
Survival Networking: Resilience at Scale – Part 2

Survival Networking: Resilience at Scale – Part 2

Discover how hyperscale networks prepare for the unexpected with precomputed failover paths, dynamic traffic shaping, and global-scale coordination.

Leonardo Furtado
Leonardo Furtado
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