DevOps Hub/Central Hub
All systems operational
Engineering Lab/Home / Briefing
Online

Learn by doing / build real instincts

Build the instincts behind production systems.

Interactive labs for the systems between a packet, a commit, and a production rollout. Practice Networking, AWS, Security, GitOps, and Containers directly in the browser.

Route trace

From commit to subnet

Live path
  1. Commit01

    Branches + CI/CD

  2. Secure02

    Scans + policy gates

  3. Package03

    Docker + Helm

  4. Orchestrate04

    AWS + Kubernetes

  5. Route05

    VPC + production subnet

5 linked domainsTrace ready
71
Interactive Modules
5
Learning Tracks
23
Networking Labs
100%
Browser-Native

Curriculum lanes

Choose your lane

Start with the system you want to understand, then follow the connected path into production.

05 lanes / 71 modules
⬡
Beginner → Advanced23 Modules

Networking & SubnetLab

Master IP binary math, CIDR subnetting, VLSM design, VLAN trunking, IPv6, NAT, and Wireshark PCAP packet analysis across 23 hands-on labs.

IPv4/IPv6CIDRVLSMVLANsNATWireshark
Ready to run
Open track
◈
Intermediate → Advanced15 Modules

AWS Cloud Architecture

Design production VPC subnets, IAM least-privilege policies, S3 bucket security, ECS/EKS container clusters, and Lambda serverless flows.

VPCIAMS3EKSLambdaCloudFrontStep FunctionsAPI GatewayCloudWatchSecrets ManagerTransit GatewayAuto ScalingWell-Architected
Ready to run
Open track
◉
Intermediate → Advanced14 Modules

Cybersecurity & AppSec

Explore SAST/DAST, OWASP Top 10, secrets management, WAF and TLS hardening, threat modeling, IAM, API security, Zero Trust, incident response, SIEM, SBOM supply chains, container security, cloud posture, and privacy compliance.

TrivySnykOWASPVaultWAFTLS 1.3STRIDEIAMAPI SecurityZero TrustSIEMSBOMCSPMPrivacy
Ready to run
Open track
⑂
Beginner → Intermediate4 Modules

GitOps & CI/CD Automation

Simulate Git branching strategies, build GitHub Actions pipelines, calculate SemVer releases, and practice Blue/Green and Canary deployments.

GitFlowTrunk-BasedGitHub ActionsSemVerCanary
Ready to run
Open track
⬡
Intermediate → Advanced15 Modules

Docker & Kubernetes

Optimize multi-stage Dockerfiles, generate Compose stacks, inspect K8s Pods, Services, and Ingress routing, and manage ArgoCD GitOps sync state.

DockerComposeKubernetesHelmArgoCDTrivyNetworkPolicyIngressRBACHPA/VPAPrometheus
Ready to run
Open track
◑
Beginner → Intermediate27 Modules

ML Foundations Lab

Learn machine learning from the math up: functions, linear algebra, derivatives, integration, probability, and core ML/neural-network concepts, each with a live interactive playground and a gated quiz.

Linear AlgebraCalculusProbabilityGradient DescentNeural NetworksKaTeXD3Three.js
Ready to run
Open track

Curriculum map

Trace the learning path

Follow the recommended progression from code to production networking.

Recommended sequence

Choose a track below. Each step connects the engineering workflow from code to production networking.

Choose a track

Select a track to see its focus areas, recommended sequence, and a direct link into the labs.

Reference route

End-to-end production path

Reference architecture

Modern cloud software moves through a synchronized sequence — from developer commits through security gates, container packaging, cloud orchestration, and finally across production network subnets.

Phase 01
Code & CI/CD
Git → GitHub Actions
Trunk-based commits & automated test workflows
Phase 02
AppSec Scan
Trivy & Snyk SAST
Vulnerability gates & secrets ingestion
Phase 03
Package
Docker & Helm
Multi-stage build & OCI container registry
Phase 04
Cloud Orchestrate
AWS EKS & ArgoCD
Declarative GitOps sync & pod autoscaling
Phase 05
Networking
VPC & Subnets
Layer 3 routing, Ingress WAF & NAT gateway