Learn from production

• SIGTERM Doesn’t Mean “Stop”

  Amanzoot

  This case study shows how to stop restarts and deployments from causing outages by separating liveness and readiness probes and handling SIGTERM with a proper drain period.

• Your CI Pipeline Should Reject Any Service Without an Observability Contract

  Akhil

  This case study shows how a silent 47-minute outage pushed one team to block merges in CI with an OPA policy that rejects any service without proper observability settings.

• When failover isn't safe: building high-availability PostgreSQL on Kubernetes

  Shree Sampath

  This case study shows how a Datadog gameday exposed unsafe PostgreSQL failover on Kubernetes and how they made it safe with synchronous replication and Patroni.

• An 8-minute outage from a dead NLB and a JVM that cached DNS forever

  claire nguyen

  This case study shows how a JVM DNS cache pinned one service to dead AWS Network Load Balancer IPs during migration, causing an outage fixed with a 30-second TTL.

More case studies →

Matching jobs

1. • Core Network Architect - Advisor (Contract) | Senior | Saily with Nord Security

   • Salary: $0 to $517.18K a year

   • Location: fully remote

   • Tech stack: Kubernetes

2. • Data Engineer with Brave

   • Salary: $72K a year

   • Location: remote from

   • Tech stack: Kubernetes, AWS, Azure, GCP, C++, Javascript, Python, Rust, Typescript

3. • DevOps Engineer with Anthropic

   • Salary: $122.4K to $440K a year

   • Location: remote from

   • Tech stack: Kubernetes, AWS, GCP, C++, Go, Java, Rust, Terraform

4. • DevOps Engineer with Bluestaq

   • Salary: $115K to $140K a year

   • Location: based in the office in Colorado Springs, CO, USA

   • Tech stack: Kubernetes, AWS, Azure, Docker, Powershell, Python, SQL, SQL Server, MySQL

5. • DevOps Engineer with Public Storage

   • Salary: $90.18K to $330K a year

   • Location: based in the office in Frisco, TX, USA

   • Tech stack: Kubernetes, GCP, Powershell, Python, Shell, Jenkins, Ansible, Datadog

Discover more Kubernetes jobs on Kube Careers →

Build something

• Istio- MultiCluster MultiPrimary MultiNetwork Service Mesh on AWS EKS

  Syed Sulaiman A

  This tutorial shows how to connect two Amazon EKS clusters with an Istio multi-primary, multi-network mesh and view both through centralized Kiali.

• GKE IP exhaustion fixed: the Class E migration guide

  R M

  This tutorial shows how to fix GKE pod IP exhaustion without rebuilding the VPC by adding a Class E secondary range, creating a new node pool, and draining workloads onto nodes that use the new pod CIDR.

• Ephemeral Environments: Automating QA for Reliable Cloud-Native Systems

  Sheza Ashraf

  This tutorial shows how to give every pull request its own ephemeral Kubernetes environment so tests run in a clean, isolated setup, using GitHub Actions and Argo CD ApplicationSets.

• Migrating from Ingress NGINX to Gateway API on EKS

  Douglas Alves

  This tutorial shows how to move an EKS cluster from the retired ingress-nginx controller to Gateway API, covering the AWS Load Balancer Controller CRDs and a zero-downtime traffic shift.

More tutorials →

Call for Papers closing soon

1. 0

   days

   DevFest Lubumbashi 2026

   The Call For Paper is open until 13 November 2026 at GMT+9. More info →

   • Location: Lubumbashi, CD

   • In-person conference organized by GDG Lubumbashi.

   • The conference starts on the 12 December 2026.

   • Apply here

2. 1

   days

   AWS Student Community Day 2026

   The Call For Paper is open until 13 November 2026 at GMT+9. More info →

   • Location: Salvador, BR

   • In-person conference organized by AWS Student Builder Group – SENAI CIMATEC.

   • The conference starts on the 28 November 2026.

   • Apply here

3. 1

   days

   VCFTechcon 2026

   The Call For Paper is open until 14 November 2026 at GMT+9. More info →

   • Location: Bunnik, NL

   • In-person conference organized by VMware User Group.

   • The conference starts on the 1 December 2026.

   • Apply here

4. 2

   days

   DevFest Batumi 2026

   The Call For Paper is open until 14 November 2026 at GMT+9. More info →

   • Location: Batumi, GE

   • In-person conference organized by GDG Batumi.

   • The conference starts on the 26 November 2026.

   • Apply here

5. 2

   days

   DevFest Côte d'Ivoire 2026

   The Call For Paper is open until 14 November 2026 at GMT+9. More info →

   • Location: Yamoussoukro, CI

   • In-person conference organized by GDG Yamoussoukro, GDG Cocody & GDG Cloud Abidjan.

   • The conference starts on the 28 November 2026.

   • Apply here

6. 2

   days

   DevFest 2026 Cluj-Napoca

   The Call For Paper is open until 15 November 2026 at GMT+9. More info →

   • Location: Cluj-Napoca, RO

   • In-person conference organized by GDG Cluj-Napoca.

   • The conference starts on the 5 December 2026.

   • Apply here

7. 2

   days

   DevFest New Cairo 2026

   The Call For Paper is open until 15 November 2026 at GMT+9. More info →

   • Location: New Cairo, EG

   • In-person conference organized by GDG New Cairo.

   • The conference starts on the 5 December 2026.

   • Apply here

More articles

• K8s Turn Off The Light

  Sam Ezebunandu

  This tutorial teaches how to use CronJobs, RBAC, ServiceAccounts, and the Go client-go library by building a three-cronjob system that dynamically adjusts Philips Hue light schedules based on daily sunrise/sunset forecasts from OpenWeatherMap.

• The missing control plane above vLLM

  Waleed Malik

  This article argues that vLLM in a pod is only the engine, and maps the layers a real LLM platform needs around it:

  • tenant keys and budgets,
  • inference-aware routing,
  • and GPU scheduling.
• Investigating High Memory Utilization in a WSO2 API Manager Deployment

  Dilky Liyanage

  This article explains why a JVM pod can sit at 90% memory and still be perfectly healthy, and how to compare pod memory with real heap usage before hunting for a leak.

• Building a Raspberry Pi Datacenter at Home

  Niki Dokovski

  This article shows how a twelve-board Raspberry Pi lab is put together, from cloud-init provisioning and static networking to a Ceph storage tier and a Kubernetes cluster sitting on top.

Even more articles →