Learn from production

• 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.

• Load Testing Apollo Router

  Yurii Rochniak

  This case study shows how Preply tested Apollo Router with a Rust mock service and Vegeta, found a safe range of 1,200–1,500 requests per second, and chose CPU-based autoscaling.

• Your KV Cache Transfer Is 100x Slower Than It Should Be

  Federico Iezzi

  This case study finds a 100x KV cache transfer slowdown in vLLM on GKE, shows how NixlPushConnector restores about 49 GB/s, and measures the latency tradeoff of disaggregated LLM serving.

More case studies →

Matching jobs

1. • Data Engineer with Trendyol

   • Salary: $112.5K to $291.5K a year

   • Location: based in the office (and remote from home) in Maslak, TR

   • Tech stack: Kubernetes, Docker, Go, Java, Python, Scala, SQL, Flink, Kafka, Spark

2. • DevOps Engineer with Dun & Bradstreet

   • Salary: $54K to $4.13L a year

   • Location: based in the office in Hyderabad, IN

   • Tech stack: Kubernetes, AWS, Docker, SQL, Java, Python, DynamoDB, Terraform, Jenkins, Ansible

3. • DevOps Engineer with MariaDB plc

   • Salary: €70K to €94K a year

   • Location: remote from

   • Tech stack: Kubernetes, AWS, Azure, GCP, Go, Python, SQL, MySQL, Prometheus

4. • DevOps Engineer with Render

   • Salary: $90.18K to $330K a year

   • Location: remote from

   • Tech stack: Kubernetes, AWS, Azure, GCP, Go, Python

5. • DevOps Engineer with Safe Software

   • Salary: $90K to $330K a year

   • Location: remote from

   • Tech stack: Kubernetes, AWS, Azure, Docker, C#, Go, Java, Javascript, Python, Shell

Discover more Kubernetes jobs on Kube Careers →

Build something

• 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.

• Building an InfluxDB OSS Provider with Crossplane and Upbound — My Hands-On Platform Engineering Lab

  Subasukumar

  This tutorial walks through building a Crossplane platform API on a local kind cluster, modelling an InfluxDB provider with XRDs and compositions, and debugging the composition when it fails.

• Migrating from AWS VPC CNI & Kube-Proxy to Cilium on EKS

  Pavankumarn

  This tutorial teaches how to migrate EKS from AWS VPC CNI and kube-proxy to Cilium using blue/green nodes, WireGuard encryption, and Hubble for observability.

More tutorials →

Call for Papers closing soon

1. 14

   days

   Big Data Europe

   The Call For Paper is open until 23 November 2026 at GMT-5. More info →

   • Location: Vilnius, LT

   • In-person conference organized by DATA MINER.

   • The conference starts on the 27 November 2026.

   • Apply here

2. 22

   days

   ContainerDays & AI Context London 2027

   The Call For Paper is open until 1 December 2026 at GMT-5. More info →

   • Location: London, GB

   • In-person conference organized by Dockland Media Group.

   • The conference starts on the 11 February 2027.

   • Apply here

3. 33

   days

   APE 2026

   The Call For Paper is open until 12 December 2026 at GMT-5. More info →

   • Location: Apenheul, NL

   • In-person conference organized by Stichting Meetups.

   • The conference starts on the 11 December 2026.

   • Apply here

4. 39

   days

   Dawn Conferences 2027

   The Call For Paper is open until 18 December 2026 at GMT-5. More info →

   • Location: Amsterdam, NL

   • In-person conference organized by Dawn Technology..

   • The conference starts on the 19 March 2027.

   • Apply here

5. 53

   days

   Devopsdays Raleigh

   The Call For Paper is open until 31 December 2026 at GMT-5. More info →

   • Location: Raleigh, NC, USA

   • In-person conference organized by Devopsdays.

   • The conference starts on the 27 April 2027.

   • Apply here

6. 118

   days

   Devopsdays Geneva

   The Call For Paper is open until 7 March 2027 at GMT-5. More info →

   • Location: Geneva, CH

   • In-person conference organized by Devopsdays.

   • The conference starts on the 25 May 2027.

   • Apply here

More articles

• 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.

• I benchmarked 5 Languages in Kubernetes and here is what your stack actually costs

  Ashok Vishwakarma

  This article benchmarks Go, Node.js, C#, Java and Python on the same Kubernetes cluster and shows how image size and startup time drive scaling speed and turn language choice into a monthly bill.

• I Don’t Trust etcd and Neither Should You

  Har8

  This article explains why Kubernetes keeps all its truth in etcd, and how the Raft algorithm gets several servers to agree on one version of reality before your apply returns.

• We forked Apache Stateful Functions for Flink 2.x — here's why

  Oleksandr Kazimirov

  This article explains why a team forked Apache Stateful Functions to keep it running on Flink 2.x and Java 21, what they changed in the connectors, build and release pipeline, and when you should use the fork.

Even more articles →