97 articles
Build a RAG-based chatbot with Claude API that answers new engineer questions from your runbooks and docs. Full Python FastAPI code, cosine similarity retrieval, and Slack bot deployment.
How to detect and mask PII before it reaches your LLM and leaks in responses. Covers Microsoft Presidio, regex detection for Indian data (Aadhaar, PAN), token-based masking, and audit logging.
Real attack patterns on LLM applications and how to defend against them. Covers direct prompt injection, indirect injection via RAG documents, context poisoning, and Python code for secure vs vulnerable patterns.
Comparing Render, Railway, and Fly.io as Heroku alternatives in 2026. Pricing, Dockerfile support, databases, auto-scaling, cold starts, and when to use PaaS vs managing your own Kubernetes.
Build production-grade LLM error handling in Python. Covers exponential backoff, fallback chains, circuit breaker pattern, timeout budgets, and dead letter queues using tenacity.
Honest hands-on review of Doppler secrets management — setup experience, Kubernetes operator, comparison with Infisical and HashiCorp Vault, real pain points, pricing, and a verdict.
How to control LLM costs at scale — token counting, prompt compression, semantic caching with Redis, tiered model routing, and cost attribution dashboards. Python code included.
Honest hands-on review of Infisical, the open-source secrets manager. Covers self-hosted setup, Kubernetes operator, CLI, comparison with Vault and Doppler, and a clear verdict on who should use it.
Build a model router in Python that picks cheap vs expensive LLMs based on query complexity. Covers cost-based routing, latency fallbacks, LiteLLM router, and tracking routing decisions with the Anthropic SDK.
How to enforce structured JSON output from LLMs in production — Claude tool use, OpenAI JSON mode, Pydantic + Instructor validation, retry logic, schema versioning, and testing pipelines with the Anthropic SDK.
Comparing Knative, OpenFaaS, and Fission for serverless workloads on Kubernetes. Architecture, cold starts, scaling, event sources, and when to skip them entirely.
Honest review of Teleport — the unified access platform for SSH, Kubernetes, databases, and web apps. Setup complexity, tsh CLI, certificate auth, session recording, and how it compares to Tailscale and HashiCorp Boundary.
Build a production-ready multi-agent system with LangGraph for DevOps automation — Planner, Executor, and Reviewer agents with shared state, conditional edges, human-in-the-loop checkpoints, and LangSmith observability.
Comparing the three most popular open-source Kubernetes storage solutions in 2026 — Longhorn, Rook Ceph, and OpenEBS. Architecture, performance, installation complexity, and when to use each.
Tested Coder, Gitpod, and DevPod for cloud development environments. Here's an honest comparison — what each does well, where each fails, and which one to use.
DevStream automates developer platform setup — install ArgoCD, Grafana, GitHub Actions, and more with one config file. Honest review after testing it.
Need to expose a local service, connect private networks, or enable zero-trust access? Compare Cloudflare Tunnel, ngrok, and Tailscale to pick the right one.
Writing RFCs and Architecture Decision Records is a senior DevOps skill that gets your proposals implemented. Here's a practical template and real examples.
Kubefirst bootstraps a full GitOps platform on Kubernetes in minutes — ArgoCD, Vault, Atlantis, and more. Honest review after testing it on AWS and local clusters.
Nixpacks (used by Railway), Buildpacks (used by Heroku/Cloud Native), and Dockerfile are three ways to build container images. Honest comparison for DevOps engineers.
Honest review of Spacelift after using it for Terraform workflows. How it compares to Atlantis and Terraform Cloud, what's great, what's not.
Automated evals catch some quality regressions, but real user feedback catches what your test set never anticipated. Here's how to build a feedback loop that actually improves prompts and routing over time.
Backstage gives you full control but demands real engineering investment to operate. Port promises the same developer portal value as a managed, no-code-first product. I tried it on a real service catalog — here's the verdict.
Devtron bundles CI/CD, GitOps, security scanning, and cost visibility into one Kubernetes-native dashboard. I set it up on a real cluster to see if the 'all-in-one' pitch holds together or feels like compromise.
Dagger lets you write CI/CD pipelines in real programming languages instead of YAML, and run them identically on your laptop and in CI. I tried it on a real pipeline — here's the honest verdict.
A prompt change that seemed like an improvement quietly breaks output quality for a subset of users. Here's how to version prompts like code, test changes before shipping, and roll back fast when something goes wrong.
Coolify promises Heroku-style deploys on your own servers, free and open source. I deployed real apps on it to see if it holds up beyond side projects — here's the honest verdict.
Exact-match caching misses most repeat LLM queries because users phrase things differently. Semantic caching with embeddings + Redis catches near-duplicate questions and can cut your LLM API bill significantly.
LLMs return unpredictable text. Instructor + Pydantic turns that into validated, typed Python objects — automatically retrying when the model returns garbage. Here's how to use it in production.
Radius is Microsoft's open source cloud-native app platform, now a CNCF sandbox project. It promises to abstract Kubernetes and cloud resources into developer-friendly 'application' definitions. Here's an honest review of whether it delivers.
CI/CD tests tell you your code works in a test environment. Continuous Verification tells you your code works in production, on real traffic, right now. Here's the methodology, the tools, and why it's becoming the standard for mature engineering teams.
Platform Engineering is the fastest-growing DevOps-adjacent role in 2026. Here's exactly what skills you need, what to build in your portfolio, and what platform engineering interviews look like.
Most teams ship RAG pipelines and never know if they're actually working. RAGAS gives you automated metrics — faithfulness, answer relevancy, context precision. LangSmith gives you tracing and regression testing. Here's how to wire both together.
Running one LLM provider in production is a single point of failure. Here's how to build an LLM gateway with LiteLLM that routes traffic, handles fallbacks, enforces cost limits, and gives you observability.
Score is a new developer-centric workload spec that separates what your app needs from how it's deployed. Here's an honest deep-dive: what problem it solves, how it works, where it falls short, and whether you should adopt it.
Multi-tenancy in Kubernetes lets multiple teams share one cluster safely. Learn namespace-based tenancy, vCluster, RBAC, network policies, and when to go single vs multi-tenant.
What does it actually take to go from Senior DevOps Engineer to Staff or Principal? The skills, the mindset shift, the work you need to do — a practical guide.
Ansible, Chef, and Puppet are the big three config management tools. Here's a real comparison of what each is good for and which one you should learn.
Choosing a CNI plugin for Kubernetes? Compare Calico, Flannel, and Cilium on networking model, performance, NetworkPolicy support, and when to use each.
Run Dify — the open-source LLM application platform — on your own Kubernetes cluster. Complete guide with Helm, persistent storage, Ingress, and connecting local models via Ollama.
CRDs extend the Kubernetes API with your own resource types. Learn what Custom Resource Definitions are, why they exist, and how tools like ArgoCD, Cert-Manager, and Prometheus use them.
Run Alibaba's Qwen2.5-Coder LLM on your own Kubernetes cluster with GPU nodes. Complete guide — from GPU node setup to serving with vLLM and integrating with VS Code via Continue.dev.
Choosing an on-call and incident management platform in 2026. PagerDuty, Opsgenie, and VictorOps (Splunk On-Call) all route alerts and manage on-call rotations. Here's what actually differentiates them.
Running logic at the edge — auth, redirects, A/B testing, geo-routing. Cloudflare Workers, Lambda@Edge, and CloudFront Functions all do this differently. Here's which one to choose and why.
Run Code Llama on your own Kubernetes cluster with GPU nodes. Self-hosted code generation for your internal developer platform — CI pipelines, IaC generation, code review automation. Full deployment guide with vLLM and GPU support.
Redis changed its license to BUSL in 2024 and Valkey forked it. Meanwhile Dragonfly and KeyDB offer multi-threaded alternatives. Here's a full comparison — performance, licensing, features, and when to choose each.
Three major cloud providers, three different approaches to serverless. AWS Lambda, Google Cloud Run, and Azure Functions each have real strengths and weaknesses. Here's a full comparison — cold starts, pricing, limits, and when to use each.
Manual runbooks go stale. Build a system that watches your Kubernetes cluster, detects incidents, and generates step-by-step runbooks automatically using LLMs. Full implementation with Python, kubectl, and Ollama.
OpenSearch forked from Elasticsearch in 2021 when AWS and Elastic had a licensing dispute. In 2026, both have evolved significantly. Here's a full comparison — features, licensing, performance, managed services, and which one to pick.
Running AI/ML workloads on Kubernetes requires GPUs. The NVIDIA GPU Operator automates everything — driver installation, container toolkit, device plugin, monitoring. Here's the complete setup guide.
Before you run terraform apply, wouldn't you want to know how much it'll cost? Build an AI cost estimator that reads your Terraform plan output and gives you a detailed cost breakdown using Claude as the reasoning engine.
Setting up Kubernetes? kubeadm, k3s, and EKS are the three most common paths — each with very different tradeoffs in control, complexity, cost, and operational burden. Here's how to pick the right one.
Microservices is an architecture where one big application is split into small, independent services. Here's what that actually means, why companies use it, when it makes sense, and when it doesn't — with real examples.
Tired of noisy Grafana alerts that wake you up for nothing? Build an AI layer that classifies incoming alerts as actionable or noise, enriches them with context, and routes them intelligently — using Claude or GPT-4 as the reasoning engine.
Choosing an API gateway for Kubernetes? Kong, Nginx, and Traefik each have different strengths. This comparison covers features, performance, config complexity, and which one fits your use case.
Terraform modules let you reuse infrastructure code instead of copying and pasting. Here's what a module is, how to write one, how to use one, and why every Terraform project beyond the basics needs them.
Platform engineering is the next evolution of DevOps. Here's what changes, what new skills you need, and a realistic roadmap to make the transition in 12 months.
Qdrant is the fastest open-source vector database for RAG pipelines. Here's how to deploy it on Kubernetes with persistent storage, set up collections, and connect it to LangChain or LlamaIndex.
Three tools for managing Kubernetes clusters, but they're solving very different problems. Rancher manages multiple clusters, OpenShift is an enterprise K8s platform, Lens is a desktop UI. Full comparison.
Stop hand-writing Kubernetes manifests from scratch. Build a tool that takes natural language descriptions and generates production-ready K8s YAML — Deployments, Services, HPA, NetworkPolicies, and more.
Tired of grepping through runbooks? Build a semantic search that finds relevant docs by meaning, not keywords — using embeddings, pgvector, and the Claude API.
Fine-tune a small LLM on domain-specific DevOps data using QLoRA, orchestrate the pipeline on Kubernetes, and serve the result with vLLM. Complete guide with code.
An API Gateway sits in front of your backend services and handles auth, routing, rate limiting, and more. Here's what it actually does and when you need one.
Writing postmortems takes 2-3 hours. Here's how to build an AI tool that generates a structured incident report from Slack logs, metrics screenshots, and alert data in minutes.
Temporal and Airflow both orchestrate workflows, but they're designed for completely different use cases. Here's the honest comparison — when to use each.
Message queues are how distributed systems communicate reliably. Here's what they actually are, why you need them, and how Kafka, RabbitMQ, and SQS differ — explained simply.
OpenShift is built on Kubernetes but they're not the same. Here's the honest comparison — what OpenShift adds, when it's worth the cost, and when vanilla Kubernetes is better.
Cursor is the AI IDE that 92% of developers are switching to. Here's how DevOps engineers actually use it — Terraform, Kubernetes YAML, bash scripts, Dockerfile review, and more.
Build a CLI tool that automatically diagnoses Kubernetes issues — OOMKilled, CrashLoopBackOff, pending pods — by gathering cluster state and asking Claude what's wrong and how to fix it.
Build a Retrieval-Augmented Generation (RAG) pipeline that answers questions from your runbooks, Confluence docs, and incident history. Deploy it on Kubernetes with LlamaIndex, Ollama, and Qdrant vector database.
Pulumi vs Crossplane comparison — architecture, use cases, team fit, and when to use each for managing cloud infrastructure in 2026.
Velero vs Kasten K10 head-to-head — features, ease of setup, cost, and which one to choose for Kubernetes backup and disaster recovery in 2026.
Running Terraform locally doesn't scale. You need a collaboration platform for state locking, plan reviews, and team access. Here's how the three main options compare.
Step-by-step guide to setting up a Backstage developer portal — software catalog, TechDocs, Kubernetes plugin, and golden path templates.
Kubernetes Operators sound complex but they solve a simple problem: automating the management of stateful applications. Here's what they are and how they work.
Platform Engineering is the hottest DevOps job title in 2026. Is it different from DevOps? Does it pay more? Here's the honest breakdown.
VMs had a 30-year run. But serverless containers — Fargate, Cloud Run, Container Apps — are making infrastructure management optional. Here's why this shift is unstoppable.
Why Kubernetes is moving from centralized cloud clusters to distributed edge deployments. Covers KubeEdge, k3s, Akri, and the architectural shift toward edge-native infrastructure.
Complete guide to using Nix and Nix flakes for reproducible DevOps environments. Covers installation, dev shells, CI/CD integration, Docker image building with Nix, and team adoption strategies.
Platform engineering is the #1 DevOps trend in 2026. Here's why Internal Developer Platforms are replacing ticket-based ops, what this means for DevOps engineers, and how to prepare.
Why GitOps is on track to fully replace manual ClickOps workflows in infrastructure management. The cultural shift, tooling maturity, and enterprise adoption driving this transformation.
Why the era of hand-writing thousands of YAML lines is ending. CUE, KCL, Pkl, CDK8s, and general-purpose languages are replacing raw YAML for infrastructure configuration.
Why GitOps is moving beyond Kubernetes deployments to become the standard way all infrastructure is managed — from cloud resources to databases to security policies.
AWS Fargate, Google Cloud Run, and Azure Container Apps are making raw Kubernetes management obsolete. The future is serverless containers — and it's closer than you think.
AI agents can now plan, review, and apply Terraform changes from natural language. Here's how agentic AI is transforming infrastructure-as-code workflows.
In-Place Pod Resize is now GA in Kubernetes 1.35. Change CPU and memory on running pods without restarts. Here's everything you need to know.
Master vCluster — create lightweight virtual Kubernetes clusters inside your existing cluster. Covers setup, use cases, CI/CD ephemeral environments, and production patterns.
Filing Jira tickets for infrastructure is dying. Self-service developer platforms with golden paths are replacing ops tickets. Here's why this shift is inevitable.
AI agents are moving beyond alerting into autonomous incident detection, root cause analysis, and remediation. Here's why Agentic SRE will fundamentally change how we handle production incidents.
A step-by-step tutorial on setting up Crossplane to provision and manage cloud infrastructure directly from Kubernetes. Build a self-service platform where developers can request AWS, GCP, or Azure resources through kubectl.
Deployment Frequency, Lead Time, MTTR, and Change Failure Rate are moving from nice-to-have to must-have. Here's why DORA metrics will define how engineering teams are evaluated in the next three years.
Chaos engineering is moving from Netflix-scale novelty to expected practice at any serious engineering team. Here's why it will be as normal as unit tests within three years.
The line between DevOps and SRE is blurring fast. As platform engineering matures and reliability becomes the product, the traditional DevOps role is evolving into something new.
GitHub Copilot, Cursor, and Claude are already writing infrastructure code. But the real disruption isn't replacing DevOps engineers — it's reshaping what the job actually is.
The engineers who built Kubernetes never wanted you to think about it. A new generation of abstractions is quietly removing Kubernetes from the developer's line of sight — and the companies doing it best are winning the talent war.
Backstage is the open-source Internal Developer Portal (IDP) from Spotify, now used by Netflix, LinkedIn, and thousands of engineering teams. This step-by-step guide shows you how to deploy it, add your services, and integrate it with GitHub and Kubernetes.
Platform engineering is not a buzzword — it is fundamentally changing how software is delivered. Here is why DevOps as we knew it is evolving, what platform engineering actually means, and what to do about it.