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#057 - From Pagers to Pair Programming: Navigating Massive Scale and AI with Stefana Muller (Sale...

In this episode of "Kubernetes for Humans," Stefana Muller, VP of Infrastructure & Operations at Salesforce, shares her fascinating journey from technical support to navigating the massive scale of the Own Backup acquisition. Stefana dives into the immense multi-cloud Kubernetes challenges of scaling from 18,000 to over 52,000 clusters, standardizing environments across AWS and Azure, and leveling up security to meet stringent Salesforce standards.

NVIDIA DCGM Collector: Deep GPU Monitoring for Data Center and AI Infrastructure

GPU infrastructure is expensive and increasingly central to production workloads. Whether you’re running ML training jobs, inference serving, video transcoding, or HPC workloads, understanding what your GPUs are actually doing, and what’s going wrong when performance degrades, is not optional.

How to Choose GitFlow vs Trunk-Based in 7 Steps (2026)

Merge conflicts waste hours of development time every week. The Git branching strategy you pick directly shapes how often these conflicts appear and how painful they are to fix. GitKraken simplifies conflict resolution with visual tools that help you spot problems before they become blockers. This guide walks you through a step-by-step decision process for selecting between GitFlow and trunk-based development.

GitLens vs VS Code Git Graph: Setup & Productivity

Picking the right VS Code Git extension can shape how you move through your codebase every day. GitLens and Git Graph both add visual Git tools to your editor, but they take different paths to get there. GitLens gives you deep context about every line of code – who wrote it, when, and why. Git Graph focuses on visualizing your commit history in a branching timeline. This article breaks down each extension so you can decide which one fits your workflow.

Prevent Merge Conflicts in Small Teams: 2026 Guide

Merge conflicts can bring a small team’s momentum to a grinding halt. You’re working on a feature, ready to push your changes, and suddenly Git throws up conflict markers that demand your attention. For smaller teams where everyone touches the same codebase, these interruptions stack up fast. This guide walks you through the root causes of frequent merge conflicts and gives you actionable tactics to prevent them.

Your preview environment is lying to you

A customer asked me once, in the middle of a demo, "what is lorem ipsum?" That is the moment. The preview URL loaded. Every page rendered. The merge was clean, the build was green, the tests passed. And a customer I was trying to sell to was reading placeholder copy out loud on a shared screen. I've thought about that moment a lot. Not for the embarrassment, though I earned it. For what it told me about what a preview environment actually is, which is not what most of us think it is.