Kubernetes DevOps
Zero-Downtime Deployments with Kubernetes
Zero-Downtime Deployments with Kubernetes: practical guide for DevOps engineers and platform teams.
Platform Architecture
The platform stack,
The platform stack,
layer by layer.
Six layers that form an auditable, repeatable infrastructure operating model. Each one is version-controlled and recoverable.
AWS
EKS · RDS Multi-AZ · ECR · CloudTrail · IAM OIDC
Terraform
Modular IaC · S3 Remote State · DynamoDB Lock · Multi-env
Kubernetes v1.31
EKS Production · Bare Metal (kubeadm) · Calico v3.27 · NGINX Ingress
ArgoCD + Jenkins
GitOps Auto-sync · Dual CI/CD · SonarCloud Gate · Ansible Config
Flask · Python · Claude AI
Docker · boto3 · Anthropic API · 25+ AWS Services
CloudWatch + Prometheus
CloudTrail Audit · Grafana · Alertmanager · SSM Session Manager
What makes this model work
Immutable infrastructure
Every change goes through Terraform and Git. The aws-terraform-devops modules deploy VPC, EKS and RDS with zero manual operations. Remote state in S3 with DynamoDB locking prevents conflicts.
GitOps delivery model
ArgoCD uses Git as the single source of truth — k8s-on-premise has auto-sync enabled from Phase 3. gitops-stack uses Jenkins CI with GitHub for full pipeline automation.
Instrumented from day one
gitops-stack includes CloudWatch and CloudTrail from first deploy. k8s-on-premise roadmap: Prometheus (Phase 6) and Grafana (Phase 7) before first production workload.
Designed for failure
RDS Multi-AZ with automatic failover in aws-terraform-devops. Calico CNI network policies in k8s-on-premise. HPA in the kubernetes roadmap — reliability built in, not bolted on.
By the numbers
Platform reliability at scale
Real production metrics from infrastructure we design, build and operate.
6+
Open Source Projects
github.com/lra-cloud-ops
18
K8s Roadmap Phases
k8s-on-premise platform
100%
Infrastructure as Code
Zero manual changes
25+
AWS Services
Via aws-devops-agent
4+
Years in Production
Real environments
24h
Response Time
Support SLA
Trusted technologies we operate in production
Case Studies
Production workloads.
View all projects
Production workloads.
Documented outcomes.
CLI Terminal
AI & Cloud Automation
In Development aws-devops-agent
AI-powered CLI agent for managing 25+ AWS services in natural language. Claude Sonnet as reasoning layer, boto3 as execution layer — query infrastructure, deploy workloads and manage resources without leaving the terminal.
25+ supported
AWS services
Natural language CLI
Interface
Claude Sonnet
AI model
boto3
Execution layer
PythonClaude Sonnetboto3AWSAnthropic APICLI
- Natural language → AWS API — describe what you need, the agent executes it
- Claude Sonnet as reasoning layer — interprets intent, selects the right boto3 call
- 25+ AWS services supported — EC2, S3, EKS, RDS, IAM, CloudWatch and more
GitHub Actions CI/CD
Terraform IaC
AWS EKS Kubernetes
Cloud Infrastructure
Production aws-terraform-devops
Production-ready AWS infrastructure with Terraform. Scalable architecture with EKS, RDS Multi-AZ, VPC and automated CI/CD pipelines using GitHub Actions and Jenkins. Remote state management and SonarCloud coverage gates.
Modular — reusable
Terraform modules
Dual — GitHub Actions + Jenkins
CI/CD pipelines
RDS Multi-AZ
Database
SonarCloud enforced
Coverage gate
TerraformAWS EKSRDS PostgreSQL 15GitHub ActionsJenkinsSonarCloudFlaskDocker
- Modular Terraform — VPC, EKS, RDS, IAM as independent reusable modules
- Dual CI/CD — GitHub Actions for cloud builds, Jenkins for on-premise
- RDS PostgreSQL 15 Multi-AZ with automated failover
Jenkins CI Pipeline
Terraform IaC
EKS Kubernetes
ArgoCD GitOps
GitOps & CI/CD
Production gitops-stack
Production-grade GitOps pipeline deployed on AWS EKS. Docker, Kubernetes, Jenkins CI, Terraform infrastructure, Ansible configuration management, CloudWatch observability — full DevOps lifecycle from commit to production.
Build → Test → Deploy
Pipeline stages
100% Terraform IaC
Infrastructure
IAM — zero static credentials
Identity
CloudWatch + CloudTrail
Observability
AWS EKSTerraformJenkinsAnsibleDockerKubernetesCloudWatchAWS IAM
- Full GitOps pipeline — commit triggers automated build, test and deploy to EKS
- Terraform modules for VPC, EKS cluster, IAM roles and CloudWatch log groups
- Ansible playbooks for node configuration — idempotent, version-controlled
KinD Local K8s
Helm Packaging
ArgoCD GitOps
Prometheus Observability
Kubernetes & GitOps
Reference k8s-devops-platform
Kubernetes platform with GitOps delivery via ArgoCD. Declarative, automated and versioned deployments using KinD for local development. Helm Charts, Prometheus, Grafana and Alertmanager observability stack.
GitOps — ArgoCD auto-sync
Delivery model
KinD mirrors production
Local dev
Prometheus + Grafana
Observability
Declarative — Helm + ArgoCD
Deployments
KubernetesArgoCDHelmKinDPrometheusGrafanaAlertmanager
- GitOps with ArgoCD — declarative, versioned and automatically reconciled
- KinD (Kubernetes in Docker) for local development that mirrors production
- Helm Charts with per-environment values — dev, staging, production
Vagrant VM provisioning
kubeadm Cluster init
ArgoCD GitOps
Kubernetes & GitOps
In Development k8s-on-premise
Production-grade Kubernetes cluster on bare metal using kubeadm, Vagrant and VirtualBox. Automated provisioning, Calico CNI, ArgoCD GitOps and NGINX Ingress — fully reproducible from a single command.
1 master + 2 workers
Cluster topology
~20 min automated
Provisioning time
3 of 18
Phases complete
vagrant up
Deploy method
Kubernetes v1.31.14ArgoCDHelm v3.21.0Calico v3.27.0NGINX Ingresscontainerd v2.2.1VagrantVirtualBox
- Full cluster from scratch with a single command: vagrant up
- ArgoCD GitOps — auto-sync + prune + selfHeal enabled
- NGINX Ingress with NodePort — demo app exposed on cluster
Bash Automation
Linux Fleet
DevOps Automation
Production linux-fleet-manager
Bash automation tool for mass Linux server management — deploy, configuration and maintenance at infrastructure scale. SSH-based operations, ShellCheck validated, idempotent scripts following Red Hat engineering standards.
SSH — no agents required
Interface
ShellCheck enforced
Validation
Idempotent — safe to re-run
Scripts
Red Hat engineering
Standards
BashSSHShellCheckLinuxCI/CD
- Mass server management via SSH — no agents or daemons required
- ShellCheck CI validation — every script linted before deployment
- Idempotent scripts — safe to run multiple times without side effects
Services
What we build and operate
Six engineering disciplines. One unified platform operating model designed for production reliability.
Cloud Infrastructure
Codified AWS environments with defined networking, security boundaries and access policies. Terraform modules that can be audited, version-controlled and reproduced across accounts.
Learn moreKubernetes Platforms
Production EKS clusters operated as internal platforms. GitOps delivery via ArgoCD. Development teams deploy without raising infrastructure tickets.
Learn moreDevOps Automation
End-to-end pipelines that enforce tests, security scans and policy gates before reaching a cluster. Every release is traceable. Every rollback takes one command.
Learn morePlatform Engineering
Building internal developer platforms that reduce cognitive load and accelerate delivery for engineering teams, from golden paths to self-service portals.
Learn moreObservability & SRE
Prometheus metrics, Grafana dashboards and alerting configured before go-live. SLOs defined. You know what is failing before a ticket is filed.
Learn moreSecurity & Compliance
OIDC authentication, least-privilege IAM, network isolation and compliance boundaries enforced at the infrastructure layer — not retrofitted after launch.
Learn more
Platform Engineering · AWS · Kubernetes
Platform Engineering
for Infrastructure
That Must Work.
Reproducible infrastructure. Automated delivery. Operational resilience from day one. No manual provisioning, no improvised architecture, no untracked changes.
Production infrastructure trusted in healthcare, fintech and cloud-native platforms across Spain and LATAM
Healthcare Fintech SaaS Enterprise
aws-production · main
live ❯ terraform apply --auto-approve
Plan: 14 to add, 0 to change, 0 to destroy.
✓ aws_vpc.main
(6s)
✓ aws_eks_cluster.main
(2m 18s)
✓ aws_rds_cluster.db
(1m 44s)
✓ aws_cloudfront_distribution.cdn
(47s)
✓ module.alb.aws_lb.main
(52s)
Apply complete! Resources: 14 added.
❯ kubectl get pods -n production
webapp-7d4b9f-x2k9p
2/2
Running
webapp-7d4b9f-m8n3q
2/2
Running
webapp-7d4b9f-p9l1w
2/2
Running
❯
Build
Test
Security
Docker
Deploy
Deploy successful
aws-production · 2m ago
EKS Cluster
3/3 nodes healthy
Typical platform flow
GitHub Code
Terraform IaC
ArgoCD GitOps
✅ Infrastructure as Code ✅ Automated deployments ✅ Built-in observability ✅ Security by design
HashiCorp Certified
Cisco Cybersecurity
Fortinet Certified ×2
View all credentials → OIDC-only credentials · No static AWS keys NDA available · GDPR compliant
How we work
From kickoff to production
A structured six-phase approach that takes you from initial discovery to an optimized, self-healing production platform.
01
Discover
Audit your current infrastructure, identify gaps in reliability, security and delivery velocity.
02
Design
Architect the target platform: network topology, cluster config, pipeline structure and observability model.
03
Build
Implement with production-grade Terraform modules, Kubernetes manifests and CI/CD pipelines.
04
Automate
Wire GitOps delivery, automated testing, policy gates and rollback procedures into every release path.
05
Operate
Run the platform in production with defined SLOs, on-call procedures and runbooks for every failure mode.
06
Optimize
Continuously tune for cost efficiency, performance and developer experience as your platform matures.
Why choose us
Platform engineering
Platform engineering
reduces operational risk.
Reliability, delivery velocity and observability are properties of the platform — not afterthoughts added during incidents.
Production-first mindset.
Every architecture decision is evaluated under real production conditions — not lab environments. All 6 portfolio projects are designed to fail gracefully, not impress in demos.
Infrastructure as Code by default.
All 6 open source projects are 100% Terraform, Helm and Ansible. No cloud consoles, no manual provisioning, no implicit knowledge. Every resource has an owner, every change has a commit.
GitOps-first operations.
ArgoCD as delivery controller in all Kubernetes environments. Desired state lives in Git. No change reaches the cluster without version control and pipeline approval.
Reliability by design.
Multi-AZ topology, automated failover and circuit breakers from the first deployment. Component failures stay isolated. Users don't see them.
Automation over manual processes.
Every pipeline enforces tests, security scans and quality gates before a container reaches the cluster. Teams release faster precisely because the platform handles the gatekeeping.
Documentation-driven delivery.
Runbooks, architecture diagrams and engineering decisions are part of the delivery — not an afterthought. Prometheus metrics and Grafana dashboards configured before the first user hits production.
Industries
Industries we serve
Proven experience in regulated and high-availability environments
Healthcare
HIPAA-aware infrastructure with full audit trails
Multi-AZ availability and automated compliance controls. IAM least-privilege, encrypted data at rest and compliance boundaries enforced at provisioning. Proven in real healthcare environments — 4+ years production operations.
Financial Services
Zero-downtime deployments in regulated financial environments
Banking-grade security with OIDC-only credentials and immutable infrastructure. Full audit trail from commit to production. Experience with large-scale financial platforms — no manual intervention in the release path.
Cloud Native SaaS
Scalable platforms that grow with your product
GitOps-driven delivery, Kubernetes orchestration and full observability from day one. HPA, cluster autoscaler and ECS Fargate for elastic workloads. Every release is versioned and instantly reversible.
IT Consulting & SMB
Comprehensive IT consulting and infrastructure management
Network architecture, cybersecurity and digital transformation for small and medium businesses. Cisco, Fortinet and Windows Server environments. 8+ years serving SMBs, call centers, legal sector and healthcare.
Client Testimonials
Trusted by engineering teams
Real outcomes from real infrastructure projects
See the full case studies 3 weeks → 45 min deploy time
"They migrated our entire AWS infrastructure to EKS in 6 weeks with zero downtime. Deploy time went from 3 weeks to 45 minutes. The Terraform modules they delivered are still running in production 18 months later."
Head of Infrastructure
Healthcare Technology Platform, Spain
Anonymous by request
100% automated deployments
"The GitOps implementation with ArgoCD completely eliminated our manual deployment errors. From day one, every change was tracked, versioned and automatically rolled back if something failed. Exactly what we needed in a regulated environment."
VP of Engineering
Financial Services Platform, Spain
Anonymous by request
4 projects reusing same modules
"Their Terraform modules are production-grade. We reused the same architecture patterns across 4 different client projects with minimal changes. The OIDC-only credential approach was a requirement from our security team — they delivered it from day one."
Senior DevOps Engineer
Cloud Native SaaS, LATAM
Anonymous by request
Technical Resources
All articles
Engineering notes.
Kubernetes Helm
Helm Chart Best Practices
Helm Chart Best Practices: practical guide for DevOps engineers and platform teams.
Kubernetes Networking
Kubernetes Networking with Cilium
Kubernetes Networking with Cilium: practical guide for DevOps engineers and platform teams.
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AWS Production Readiness Checklist
47 checks across security, reliability, performance and cost optimization. Used by our team on every engagement before go-live.
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