DevOps Engineering & Cloud Infrastructure (Core Track)

Hexadigitall Academy (Hexadigitall Technologies)

www.hexadigitall.com

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Course Snapshot

A professional 20-week track covering modern DevOps delivery, cloud infrastructure automation, Kubernetes operations, security, observability, and production-grade platform engineering.

Welcome to DevOps Engineering & Cloud Infrastructure (Core Track)! 🎓

This 20-week advanced track develops practical DevOps capability across CI/CD, container orchestration, infrastructure as code, secure delivery, observability, reliability engineering, and operational excellence.

You will complete production-style labs every week, progressively building an end-to-end platform that integrates pipeline automation, Kubernetes operations, Terraform workflows, security controls, and incident response playbooks.

Your success is our priority. By graduation, you will be able to design, implement, and defend a production-ready DevOps platform aligned to modern engineering and governance expectations.

Prerequisites & What You Should Know

Linux administration fundamentals and command-line confidence.
Basic Git usage and understanding of software delivery workflows.
Introductory scripting ability (Bash or Python).
Commitment to weekly labs, project delivery, and technical documentation.

Recommended Complementary Courses

Advanced Ansible Automation: Scale your infrastructure and configuration management with repeatable automation patterns.
Enterprise Cloud Solutions Architect: Understand the architecture governance layer that informs enterprise DevOps platform design.
Linux Administration & Shell Scripting Pro: Strengthen command-line and scripting fluency for pipeline and platform operations.
Azure Security Technologies (AZ-500): Deepen cloud-native security controls for identity, workloads, and network protection.

Essential Learning Resources

Kubernetes and Helm official documentation for workload orchestration and release management.
Terraform language and provider documentation for module and state best practices.
SRE and observability references for SLOs, alerting strategy, and incident handling.
DevSecOps guidance for pipeline security, dependency scanning, and policy enforcement.

Your Learning Roadmap

Weeks 1-5 (Delivery Foundations): Linux, Git strategy, CI fundamentals, and containerization.
Weeks 6-9 (Kubernetes Operations): Workloads, ingress, secrets, and Helm-based release patterns.
Weeks 10-16 (Platform Engineering): Terraform IaC, cloud deployment, release safety, observability, DevSecOps, and GitOps.
Weeks 17-20 (Reliability to Capstone): Incident operations, FinOps optimization, full platform build, and executive defense.

Learning Outcomes

Build and operate CI/CD pipelines with reliability and security controls.
Containerize and orchestrate workloads using Docker and Kubernetes.
Provision and manage cloud infrastructure using Terraform and IaC patterns.
Implement observability, incident response, and reliability engineering practices.
Deliver end-to-end DevOps platform capstones with production-readiness evidence.

Detailed Weekly Curriculum

Week 1 2 hours + labs

DevOps Foundations & CI/CD Overview

Concept Scope

DevOps culture, CALMS principles, and value stream thinking.
Linux administration essentials for production environments.
Operational mindset for reliability and automation.

Hands-On Scope

Create the Week 1 textbook folder tree (preclass-notes, lab-01..lab-04, weekly-project).
Provision Linux + Git tooling and run first CI validation on pull request.
Troubleshoot a failed pipeline run and document root cause + fix.

Expected Deliverables

Week-01 repo tree and README runbook.
CI run evidence with pass/fail logs.
Failure remediation note with corrected commit.

Week 2 2 hours + labs

Docker Fundamentals & Containerization

Concept Scope

Git workflows, branching strategy, and commit hygiene.
Repository governance and collaborative development patterns.
Pull request quality controls and review standards.

Hands-On Scope

Build a production Dockerfile and deterministic image build process.
Run compose-based local stack with health checks and environment controls.
Scan image vulnerabilities and remediate critical findings before publish.

Expected Deliverables

Docker/compose package with run instructions.
Security scan report and remediation proof.
Tagged image artifact with runtime validation logs.

Week 3 2 hours + labs

Advanced Docker & Multi-Container Applications

Concept Scope

CI pipeline stages and quality gates.
Build reproducibility, dependency management, and test automation.
Pipeline failure diagnosis and remediation patterns.

Hands-On Scope

Assemble a multi-container app (API, cache, DB) with startup dependencies.
Configure network and persistence behavior across containers.
Run service-failure simulation and verify recovery + data integrity.

Expected Deliverables

Multi-container topology and manifests.
Dependency and persistence validation logs.
Failure simulation report with corrective actions.

Week 4 2 hours + labs

Container CI/CD & Automation

Concept Scope

Container runtime model and image lifecycle.
Dockerfile best practices and multi-stage builds.
Image security and deterministic builds.

Hands-On Scope

Automate build-test-scan-publish stages for container releases.
Implement gated promotion from staging to production tags.
Execute rollback drill to a known-stable image.

Expected Deliverables

CI/CD workflow with release gates.
Promotion history and approval evidence.
Rollback drill report with recovery timing.

Week 5 2 hours + labs

Kubernetes Architecture & Core Concepts

Concept Scope

Container networking modes and service communication.
Volume management and data durability patterns.
Runtime observability and debugging techniques.

Hands-On Scope

Deploy first workloads to Kubernetes and validate cluster readiness.
Create namespace and workload boundaries for platform/app services.
Troubleshoot one scheduling or image-pull issue end-to-end.

Expected Deliverables

Kubernetes baseline manifest bundle.
Cluster readiness and deployment evidence.
Troubleshooting report with root cause.

Week 6 2 hours + labs

Kubernetes Workloads & Configuration

Concept Scope

Kubernetes control plane and worker node responsibilities.
Workload primitives: Deployments, ReplicaSets, and Pods.
Scheduling behavior and resource management.

Hands-On Scope

Implement ConfigMaps, Secrets, and probe strategy for workloads.
Run rolling updates and verify zero-downtime behavior.
Deploy stateful component and validate restart persistence.

Expected Deliverables

Config and secret management manifests.
Rolling update validation logs.
Stateful persistence checklist and results.

Week 7 2 hours + labs

Kubernetes Networking & Storage

Concept Scope

Service discovery and traffic routing patterns.
Ingress controller fundamentals and path/host routing.
Network policies and segmentation controls.

Hands-On Scope

Configure Services, Ingress, and TLS routing for app exposure.
Provision PV/PVC workflows and validate storage behavior.
Apply NetworkPolicies and test allowed/blocked communication paths.

Expected Deliverables

Ingress/service/TLS configuration pack.
Storage provisioning and durability evidence.
NetworkPolicy validation matrix.

Week 8 2 hours + labs

Advanced Kubernetes Patterns

Concept Scope

ConfigMaps, Secrets, and secure configuration workflows.
StatefulSets and persistent volume claims.
Operational considerations for stateful workloads.

Hands-On Scope

Apply HPA, anti-affinity, and PDB resilience controls.
Run controlled failure scenarios to test self-healing.
Tune resource requests/limits from observed metrics.

Expected Deliverables

Resilience and scaling manifest set.
Failure simulation incident log.
Resource tuning report with before/after metrics.

Week 9 2 hours + labs

Helm & Kubernetes Package Management

Concept Scope

Helm chart structure and templating strategy.
Values management across environments.
Chart testing and release lifecycle.

Hands-On Scope

Package workloads as Helm charts with env-specific values files.
Publish versioned charts and deploy through release flow.
Execute chart upgrade + rollback safety test.

Expected Deliverables

Helm chart repo with version history.
Environment values and release notes.
Upgrade/rollback validation evidence.

Week 10 2 hours + labs

Infrastructure as Code with Terraform

Concept Scope

Terraform workflow, state, and dependency graph.
Provider configuration and module decomposition.
Idempotent infrastructure delivery principles.

Hands-On Scope

Provision core infrastructure using modular Terraform code.
Configure remote state backend with locking and access controls.
Run validated plan/apply workflow with approvals.

Expected Deliverables

Terraform module set and documentation.
State backend/locking configuration evidence.
Plan/apply logs with approval trace.

Week 11 2 hours + labs

Advanced Terraform & Cloud Provisioning

Concept Scope

Remote state backends and locking strategy.
Reusable module design for platform teams.
Environment promotion and drift management.

Hands-On Scope

Refactor Terraform modules for multi-environment reuse.
Run drift detection and controlled remediation workflow.
Add policy-as-code checks to block unsafe plans.

Expected Deliverables

Reusable module composition examples.
Drift remediation log and impact summary.
Policy gate outcomes and exceptions register.

Week 12 2 hours + labs

GitOps & Advanced CI/CD

Concept Scope

Core cloud services for compute, storage, and networking.
IAM and least-privilege deployment controls.
Reliability and scalability design decisions.

Hands-On Scope

Deploy GitOps controller and repository-driven sync model.
Implement PR-based promotion with approvals and policy checks.
Trigger and observe automated drift reconciliation.

Expected Deliverables

GitOps repo structure and app definitions.
Promotion PR history and sync evidence.
Drift/reconciliation incident report.

Week 13 2 hours + labs

Monitoring, Logging & Observability

Concept Scope

Release strategies: blue/green, canary, and rolling updates.
Environment promotion and deployment approvals.
Rollback strategy and release risk management.

Hands-On Scope

Instrument services with metrics, logs, and traces.
Define SLI/SLO targets and configure alerting thresholds.
Perform outage RCA using telemetry correlation.

Expected Deliverables

Observability dashboards and alert rules.
SLO definition and threshold rationale.
RCA document with corrective actions.

Week 14 2 hours + labs

Advanced CI/CD Pipeline Engineering

Concept Scope

Observability pillars and telemetry architecture.
Prometheus/Grafana and centralized log pipelines.
SLO/SLI/SLA model and alert tuning.

Hands-On Scope

Build reusable multi-stage pipelines and template libraries.
Enable artifact signing/provenance controls and approvals.
Optimize pipeline runtime with cache/selective execution.

Expected Deliverables

Pipeline template library and usage notes.
Artifact signing/provenance evidence.
Pipeline optimization benchmark report.

Week 15 2 hours + labs

Advanced Deployment Strategies

Concept Scope

Shift-left security in CI/CD pipelines.
SAST, dependency scanning, and secret detection.
Runtime security controls and policy enforcement.

Hands-On Scope

Implement blue/green and canary deployment paths.
Configure automated rollback on error threshold breach.
Run deployment game day to validate safety controls.

Expected Deliverables

Deployment strategy manifests and runbook.
Rollback trigger and execution evidence.
Game day findings and action backlog.

Week 16 2 hours + labs

Service Mesh & Advanced Networking

Concept Scope

GitOps operating model and desired state reconciliation.
ArgoCD/Flux workflow and sync policies.
Operational governance for platform teams.

Hands-On Scope

Deploy service mesh and enforce mTLS between services.
Apply retries/timeouts/circuit-breakers for unstable dependencies.
Measure service path latency and failure propagation.

Expected Deliverables

Service mesh policy configuration bundle.
Traffic policy validation outputs.
Service communication topology and latency report.

Week 17 2 hours + labs

Advanced Observability & SRE Practices

Concept Scope

SRE practices, error budgets, and reliability metrics.
Incident command workflow and communication standards.
Root cause analysis and corrective action planning.

Hands-On Scope

Run incident simulation with on-call roles and timelines.
Track MTTR and error-budget impact during response.
Execute postmortem and implement prioritized fixes.

Expected Deliverables

Incident response runbook updates.
Simulation metrics and MTTR report.
Postmortem with verified follow-up actions.

Week 18 2 hours + labs

DevSecOps & Security

Concept Scope

Cost visibility, allocation, and optimization strategies.
Performance tuning methodology and bottleneck analysis.
Capacity planning and scaling economics.

Hands-On Scope

Embed SAST/dependency/container checks in CI pipelines.
Implement secrets management and least-privilege runtime access.
Map threat scenarios to control implementations and test closure.

Expected Deliverables

Security pipeline execution evidence.
Secrets/RBAC control implementation records.
Threat-model artifact with remediation tracking.

Week 19 2 hours + labs

Production Optimization & Cost Management

Concept Scope

Architect an end-to-end DevOps platform solution.
Integrate CI/CD, IaC, observability, and security controls.
Prepare production-readiness evidence and governance assets.

Hands-On Scope

Baseline cost and performance by service/environment.
Apply rightsizing/scaling optimizations without SLO regression.
Configure budget controls and anomaly alerting.

Expected Deliverables

Cost baseline dashboard and optimization plan.
Performance/cost comparison report.
Budget guardrail and alert-response runbook.

Week 20 2 hours + labs

Capstone Project & Production Deployment

Concept Scope

Operational hardening and resilience validation.
Executive communication of architecture trade-offs and risk posture.
Final technical defense and roadmap recommendations.

Hands-On Scope

Deliver complete capstone release from IaC provisioning to production deployment.
Execute final production readiness review (security, resilience, observability, recovery).
Present architecture and operations defense with evidence-backed decisions.

Expected Deliverables

Capstone repository with IaC, CI/CD, and deployment assets.
Readiness dossier with validation artifacts and sign-off checklist.
Executive presentation deck and technical Q&A record.

Capstone Projects

Project 1: DevOps Engineering & Cloud Infrastructure (Core Track) Foundation Build

Deliver a concrete foundation implementation covering the first phase of the curriculum.

Implement and validate DevOps Foundations & CI/CD Overview.
Integrate Docker Fundamentals & Containerization with reusable workflow standards.
Publish evidence for Advanced Docker & Multi-Container Applications with test and quality artifacts.

Project 2: DevOps Engineering & Cloud Infrastructure (Core Track) Integrated Systems Build

Combine mid-program competencies into a production-style integrated workflow.

Build an end-to-end flow around Kubernetes Networking & Storage and Advanced Kubernetes Patterns.
Add controls, observability, and rollback paths for reliability.
Document architecture decisions and trade-offs tied to Helm & Kubernetes Package Management.

Project 3: DevOps Engineering & Cloud Infrastructure (Core Track) Capstone Delivery

Ship a portfolio-ready capstone with measurable outcomes and stakeholder-ready presentation.

Deliver a complete implementation centered on Advanced Observability & SRE Practices.
Validate readiness for DevSecOps & Security using objective acceptance checks.
Present final defense and roadmap based on Production Optimization & Cost Management outcomes.

Study Tips for Success

Keep every lab reproducible with scripts, versioned configs, and clear run instructions.
Measure quality continuously: pipeline reliability, deployment lead time, MTTR, and error budget health.
Build security and policy checks early in each workflow rather than adding them at the end.
Maintain post-incident notes and remediation logs to strengthen reliability habits.
Treat every capstone milestone like a real production readiness review.

About This Course

DevOps Engineering & Cloud Infrastructure (Core Track) is a delivery-focused curriculum for engineers who want to own platform reliability, automation, and secure software delivery end to end. It emphasizes practical implementation over theory, with each phase producing real artifacts used by modern platform teams.

Best fit roles: DevOps Engineer, Platform Engineer, Site Reliability Engineer, Cloud Infrastructure Engineer.
Primary outcome: Deliver a complete DevOps platform capstone with CI/CD, IaC, Kubernetes, observability, and security evidence.
Portfolio value: Production-style pipelines, IaC modules, incident runbooks, and platform operations documentation.