Spotlight

Smart Scheduler: Intelligent Pod Placement for Kubernetes Cost Optimization

chitender kumar

This article explains how Smart Scheduler extends Kubernetes pod placement with weighted distribution strategies and base capacity guarantees using annotation-based configuration for cost optimization.

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Tools and utilities

  • Easykube: Local Kubernetes development

    Easykube is a tool written in Go for bootstrapping and sharing local Kubernetes developer environments by wrapping Kind and Goja to create opinionated configurations with a local Docker registry.

  • cert-manager-webhook-pdns

    cert-manager-webhook-pdns is a PowerDNS webhook for cert-manager that enables automated Let's Encrypt certificate issuance using DNS-01 challenges by integrating with PowerDNS API for DNS record management.

  • Kthena: Enterprise LLM serving

    Kthena is a Kubernetes-native platform for deploying and managing Large Language Models with support for multiple inference engines like vLLM, SGLang, and Triton.

  • kcli: virtualization tool

    kcli is a management tool for virtualization providers (libvirt, KubeVirt, oVirt, vSphere, AWS, Azure) that deploys VMs from cloud images using YAML plan files with Jinja templating, including pre-built plans for Kubernetes, OpenShift, and OpenStack.

  • sk8r: Kubernetes Dashboard Clone

    sk8r is a modern open source Kubernetes dashboard built with Svelte and TypeScript that provides a user-friendly interface to visualize and manage cluster resources, stream pod logs in real time, and monitor metrics through Prometheus integration.

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Events starting soon

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From ECS to Kubernetes: A Real Migration Story
From ECS to Kubernetes: A Real Migration Story

Migrating from ECS to Kubernetes sounds straightforward — until you hit spot capacity failures, firewall rules silently dropping traffic, and memory metrics that lie to your autoscaler.

Radosław Miernik, Head of Engineering at aleno, walks through a real production migration: what broke, what they missed, and the fixes that made it work.

In this interview:

  • Running Flux and Argo CD together — Flux for the infra team, Argo CD's UI for developers who don't want to touch YAML
  • How the wrong memory metric caused OOM errors, and why switching to jemalloc cut memory usage by 20%
  • Splitting WebSocket and API containers into separate deployments with independent autoscaling

Four months of migration, over 100 configuration changes in the first month, and a concrete breakdown of what platform work looks like when you can't afford downtime.

Learn from production

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Matching jobs

    • Data Engineer with Yousign

    • Salary: €52K to €55K a year

    • Location: remote from

    • Tech stack: Kubernetes, Helm, ArgoCD, Python, SQL, Snowflake, Airflow, Terraform, Gitlab

    • DevOps Engineer with Kaizen Gaming

    • Salary: $27K to $344K a year

    • Location: fully remote

    • Tech stack: Kubernetes, OpenShift, Shell, Mongo, Terraform, Ansible

    • DevOps Engineer with LivePerson

    • Salary: $27K to $344K a year

    • Location: fully remote

    • Tech stack: Kubernetes, GCP, Docker, Python, Shell, Javascript, Typescript, Go, Terraform, Gitlab

    • DevOps Engineer with Moveworks

    • Salary: $143.2K to $243.4K a year

    • Location: fully remote

    • Tech stack: Kubernetes, AWS, Helm, Shell, Python, SQL, Javascript, Java, Typescript, Go

    • DevOps Engineer with OneTrust

    • Salary: $27K to $344K a year

    • Location: fully remote

    • Tech stack: Kubernetes, Azure, AWS, GCP, Docker, Python, Shell, Go, Mongo, Kafka

Discover more Kubernetes jobs on Kube Careers →

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    Kubernetes Community Days Istanbul 2026

    The Call For Paper is open until 1 March 2026 at GMT-5. More info →
    • Location: İstanbul, TR

    • In-person conference organized by KCD Istanbul.

    • The conference starts on the 15 May 2026.

    • Apply here
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    Kubernetes Community Days Panama 2026

    The Call For Paper is open until 3 March 2026 at GMT-5. More info →
    • Location: Panama City, PA

    • In-person conference organized by KCD Panama.

    • The conference starts on the 20 April 2026.

    • Apply here
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    Open Source Summit India

    The Call For Paper is open until 4 March 2026 at GMT-5. More info →
    • Location: Mumbai, IN

    • In-person conference organized by Linux Foundation.

    • The conference starts on the 17 June 2026.

    • Apply here
  4. 5

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    20th Silicon Saxony Days

    The Call For Paper is open until 6 March 2026 at GMT-5. More info →
    • Location: Dresden, DE

    • In-person conference organized by Silicon Saxony.

    • The conference starts on the 17 June 2026.

    • Apply here
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    Cloud Native Days Italy 2026

    The Call For Paper is open until 6 March 2026 at GMT-5. More info →
    • Location: Bologna, IT

    • In-person conference organized by CND Italy.

    • The conference starts on the 18 May 2026.

    • Apply here
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    SREday San Francisco 2026

    The Call For Paper is open until 16 March 2026 at GMT-4. More info →
    • Location: San Francisco, CA, USA

    • In-person conference organized by SREday.

    • The conference starts on the 15 April 2026.

    • Apply here
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    days

    SREday Seattle 2026

    The Call For Paper is open until 16 March 2026 at GMT-4. More info →
    • Location: Seattle, WA, USA

    • In-person conference organized by SREday.

    • The conference starts on the 20 April 2026.

    • Apply here

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