Learn from production

• Scaling WebSocket Event Delivery Across Kubernetes Pods

  Jayeshutchanah

  This case study shows how a team kept delivering WebSocket events after growing to dozens of pods, using Redis to track which pod holds each user's connection and relay messages to it.

• Building a Multi-Tenant PostgreSQL DBaaS at IntelliDB: Kubernetes, Patroni, and gRPC the Hard Way

  Ananya Gupta

  This case study shows how a student team built a multi-tenant PostgreSQL DBaaS on Kubernetes with Patroni for failover and PgBouncer for pooling, and what they had to redo.

• How We Built a Searchable Chat Archive With OpenSearch, Spring Boot, and Kubernetes

  Ameypande

  This case study shows how a team turned an old chat export into a searchable archive with OpenSearch, a Spring Boot app and a Kubernetes deployment behind HTTPS.

• When is a cluster really full? Unlocking hidden capacity with the k8s-overcommit Operator

  Inditex Tech

  This case study shows how Inditex reclaims idle node capacity with an open-source overcommit operator that rewrites pod requests through a mutating webhook, based on priority class.

More case studies →

Matching jobs

1. • Data Engineer with Capco

   • Salary: $18.23K to $2.64L a year

   • Location: based in the office in Bengaluru, IN

   • Tech stack: Kubernetes, Docker, SQL, Java

2. • Data Engineer with Coupang

   • Salary: $165.6K to $365.64K a year

   • Location: based in the office in Seoul, KR

   • Tech stack: Kubernetes, AWS, Helm, Python, Kafka, Airflow, Cloudformation, Terraform

3. • DevOps Engineer with Buyers Edge Platform, LLC

   • Salary: $50 to $242K a year

   • Location: based in the office in Chicago, IL, USA

   • Tech stack: Kubernetes, AWS, Go, Python, SQL, MySQL, Terraform, CircleCI, GitHub Actions, Gitlab

4. • DevOps Engineer with Nord Security

   • Salary: $50 to $242K a year

   • Location: remote from

   • Tech stack: Kubernetes, AWS, Docker, Python, Shell, Terraform, Ansible

5. • DevOps Engineer with Nord Security

   • Salary: $90 to $484K a year

   • Location: remote from

   • Tech stack: Kubernetes, AWS, Docker, Python, Terraform, Ansible, Grafana, Prometheus, ELK

Discover more Kubernetes jobs on Kube Careers →

Build something

• Kubernetes + GitOps from Scratch: A Hands-On Guide with ArgoCD, HPA, and Karpenter

  Mahir Berkan Oğuz

  This tutorial walks you through a full GitOps setup on minikube, where Argo CD deploys a Go service straight from Git and an HPA scales the pods under load.

• Linkerd multicluster: federation, mirroring on GKE

  This tutorial shows how to link three GKE clusters with Linkerd multicluster, mixing federation and mirroring so a service keeps answering even when a whole cluster disappears.

• Automating SSL/TLS for Istio Ingress Gateway with Cert-Manager & Let’s Encrypt on GKE 🔐

  Raajkumar Tutika

  This tutorial walks through wiring cert-manager and Let's Encrypt into the Istio ingress gateway on GKE, so your HTTPS certificates just renew themselves.

• A Production Pattern for Hybrid OpenTelemetry Collector Deployments on Kubernetes

  Eresh Gorantla

  This tutorial teaches how to deploy OpenTelemetry Collectors on Kubernetes using both DaemonSet agents and sidecar collectors together, with a tail-sampling gateway that merges telemetry from both topologies without breaking trace continuity.

More tutorials →

Call for Papers closing soon

1. 0

   days

   AI DevWorld 2027

   The Call For Paper is open until 18 September 2026 at GMT-4. More info →

   • Location: Santa Clara, CA, USA

   • In-person conference organized by DevNetwork.

   • The conference starts on the 11 February 2027.

   • Apply here

2. 1

   days

   Kubernetes Community Days Budapest 2026

   The Call For Paper is open until 19 September 2026 at GMT-4. More info →

   • Location: Budapest, HU

   • In-person conference organized by KCD Budapest.

   • The conference starts on the 30 October 2026.

   • Apply here

3. 3

   days

   Confoo 2027

   The Call For Paper is open until 20 September 2026 at GMT-4. More info →

   • Location: Montreal, CA

   • In-person conference organized by ConFoo.

   • The conference starts on the 26 February 2027.

   • Apply here

4. 3

   days

   BoyaConf 2026

   The Call For Paper is open until 21 September 2026 at GMT-4. More info →

   • Location: Tunja, CO

   • In-person conference organized by BoyaConf.

   • The conference starts on the 21 November 2026.

   • Apply here

5. 8

   days

   Devopsdays Tel Aviv

   The Call For Paper is open until 25 September 2026 at GMT-4. More info →

   • Location: Tel Aviv, IL

   • In-person conference organized by Devopsdays.

   • The conference starts on the 21 December 2026.

   • Apply here

6. 12

   days

   UbuCon India 2026

   The Call For Paper is open until 30 September 2026 at GMT-4. More info →

   • Location: Bengaluru, IN

   • In-person conference organized by Canonical.

   • The conference starts on the 15 November 2026.

   • Apply here

7. 13

   days

   SREday Amsterdam 2026

   The Call For Paper is open until 1 October 2026 at GMT-4. More info →

   • Location: Amsterdam, NL

   • In-person conference organized by SREDay.

   • The conference starts on the 2 November 2026.

   • Apply here

More articles

• Building a Multi-Region EKS Platform with Crossplane, FluxCD, and GitOps

  Konstantinos Dichalas

  This article walks through a multi-region EKS platform where Crossplane provisions the AWS side, FluxCD reconciles every cluster and Git stays the single source of truth.

• copy.fail: From kernel CVE to Kubernetes Container Escape

  This article walks through a real Copy Fail pod escape on Talos Linux, showing how a shared page cache breaks container isolation and why gVisor or microVMs help.

• Kubernetes v1.36: Pod-Level Resource Managers

  This article explains how Kubernetes 1.36 lets the kubelet assign CPU and memory at the pod level, so the main container keeps exclusive NUMA-aligned cores while sidecars share the rest.

• I Broke My Proxmox Home Lab with a GPU Passthrough — Here’s How I Fixed It

  Pendela Bhargava Sai

  This article tells how a GPU passthrough on a k3s worker VM put a whole Proxmox host into a boot loop, and how masking the guest-start service at the GRUB prompt rescued it.

Even more articles →