10/27/2026 updated

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Cloud Architect | Cloud-Native Platforms | AI & Developer Platforms

Netherlands
Only remote
AWS Certified Solutions Architect - Associate
Netherlands
Only remote
AWS Certified Solutions Architect - Associate

Profile attachments

Werner_Gillmer_-_CV.pdf

About me

Cloud Architect, 10+ yrs building internal developer platforms on AWS & Kubernetes: golden paths, guardrails as code, GitOps (ArgoCD), Terraform/CDK. Built Central Station (AI-ready dev platform build on Kubernetes, NS) and Tcloud (KPN). Hands-on from architecture to production.

AI AgentsArgo CDGitOpsGitHub ActionsHelmPlatform EngineeringGCPIAMAmazon Web ServicesPython (Programming Language)OpenShiftPrometheusDatadogAWS CDKGrafanaInfrastructure as Code (IaC)CloudformationGitlab-ciKubernetesRancherTerraformDockerGolang
Cloud Architecture & Platforms
Deep expertise in designing and building highly available, scalable cloud-native platforms across AWS, Azure and GCP, including landing zones, governance, multi-account structures and cloud enablement for large enterprises.

Infrastructure as Code
Extensive hands-on experience with AWS CDK, Terraform, CloudFormation and Sceptre for automating infrastructure delivery, CI/CD pipelines and multi-environment deployments across complex cloud environments.

Kubernetes & Container Platforms
Strong background in designing and operating Kubernetes-based platforms using EKS, OpenShift and Rancher, including bare-metal cluster setup, multi-tenancy, Helm-based service catalogues and internal developer platforms.

Software Engineering
Solid programming skills in Go, Python, boto3, Bash and C, applied to platform tooling, automation, deployment APIs and Lambda-based workflows.

CI/CD & Automation
Broad experience with GitHub Actions, GitLab CI/CD, Azure DevOps, AWS CodePipeline, CodeBuild and CDK Pipelines for building automated delivery workflows and infrastructure promotion processes.

Observability
Practical experience implementing observability platforms using Datadog, Prometheus, Grafana, ELK, Splunk and New Relic, including rollout, standardisation of monitoring, logging and alerting across organisations.

Cloud Governance & Security
Hands-on experience with AWS Organisations, landing zones, AWS Config, IAM, SAML, OIDC, Cloud Custodian and compliance automation to enforce security and governance controls at scale.

AI & Developer Experience
Growing focus on AI-enabled developer platforms, internal developer assistants and agentic systems, using AI models to simplify infrastructure decisions, integrate services and accelerate application delivery.

Experience

Professional experience10+ years
Freelancer since2020

Languages

EnglishNative speakerDutchGood

Project history

Senior Cloud / AWS Architect

NS - Nederlandse Spoorwegen (Freelance)
Working within the Cloud Enablement Team, defining and implementing cloud architecture, engineering standards and platform capabilities across NS. Supporting development teams with cloud-native architecture, developer platforms, observability, production readiness and operational best practices. Key work includes building Central Station (an AI-agent-focused internal developer platform), designing Cloud Butler (an AI-powered internal developer assistant), leading migration of NS mobile backend services to AWS, introducing Datadog company-wide, and contributing to the NS Cloud Centre of Excellence.

Senior Cloud Architect

Inter IKEA - Senior Cloud Architect (Freelance)
Senior hands-on Cloud Architect within the AWS platform team, helping design, build and extend Inter IKEA's cloud landing zone and supporting platform capabilities across AWS and GCP. Work includes automated cloud compliance monitoring, AWS China integration, CI/CD best practices with AWS CDK, GCP enablement, GCP deployment automation with Terraform and GitHub Actions, and centralised security event architecture.

Senior Cloud Engineer

de Volksbank (Freelance)
Worked within the core cloud team to develop and modernise the AWS platform and landing-zone capabilities. Introduced AWS CDK and CDK Pipelines, built landing zone components, developed a status-page platform using EKS and PostgreSQL RDS, expanded the AWS multi-account viewer, implemented Elasticsearch Index State Management, built a centralised VPC Flow Logs pipeline, and contributed to migration towards AWS Control Tower.

Cloud Consultant

DGN Groep (Freelance)
Short-term consultancy engagement supporting the delivery of AWS-based products ahead of a project deadline. Reviewed and improved the existing AWS environment, built reusable Terraform modules, designed a machine-learning architecture using Amazon SageMaker, implemented Amazon Cognito authentication, built an ECS platform and implemented centralised logging.

BICC Senior Cloud Engineer & Team Lead / CMO Cloud Architect

VodafoneZiggo
Led cloud engineering within the BI organisation while contributing as an AWS architect to VodafoneZiggo's central Cloud Management Office. Led a team of five cloud engineers, designed and built an AWS landing zone for BI project teams, worked on migration of the on-premises data lake, built infrastructure using Terraform and AWS CDK, implemented centralised logging and monitoring using ELK and Datadog, managed a public-cloud security audit and implemented compliance monitoring using Cloud Custodian.

Senior Cloud Engineer, Team Lead & Cloud Architect

KPN - Infra & Platform / Technium
Senior engineer and architect responsible for AWS platform engineering, cloud strategy and Kubernetes-based internal developer platforms. Designed and built the KPN AWS landing zone, developed a custom AWS account vending solution, built CI/CD automation using CodePipeline and CodeBuild, implemented centralised logging and IAM/SAML integration, and designed and built Tcloud, an internal Kubernetes platform based on OpenShift and later Rancher.

Team Lead & System Engineer

Hippo / Bloomreach
Led the architecture and development of the onDemand platform, a Kubernetes-based PaaS for Hippo CMS. Designed and built a multi-tenant PaaS platform, developed platform services and APIs in Go, built infrastructure automation using Terraform and kops, implemented centralised logging using the Elastic Stack, and implemented Redis Sentinel for caching.

System Architect / System Administrator / Security Adviser

Gijima
Responsible for architecture, delivery and operational support of the Foresight security application and associated services. Technologies included Java/Tomcat, Nginx, Python, Puppet and Ansible.

Senior System Administrator

AfriGIS
Designed and administered an automated application hosting platform for AfriGIS projects. Built deployment automation around Git, Puppet, Python and Bash, with HAProxy-based service discovery and routing. Technologies also included Nginx, Zabbix, Monit and Snort IDS.

Senior System Administrator

Healthbridge
Migrated live and disaster-recovery infrastructure from Windows to CentOS, implemented RSA SecurID authentication, backup and monitoring platforms, and supported PCI compliance and penetration testing.

System Administrator & Security Auditor

Eskom / Enerweb
Managed Linux and Windows infrastructure, disaster-recovery environments, networking and security controls. Participated in R&D initiatives covering honeypots, network security metrics, wireless networking, VoIP and SMS-to-voice systems, and performed web, firewall, proxy and wireless security auditing.

Developer & System Administrator

Mediaverge
Developed C-based user-interface software for MultiChoice DStv set-top boxes, including work on the Big Brother interactive application. Also supported development and troubleshooting at Irdeto in Amsterdam and handled internal systems administration, networking and security auditing.

Certificates

Google Cloud Essentials

Google

2022

AWS Certified Solutions Architect – Associate

Amazon Web Services

2019

Red Hat Certified Architect (RHCA)

Red Hat

2013

Red Hat Certified System Administrator (RHCSA)

Red Hat

2013

LPIC-2

Linux Professional Institute

2013

LPIC-1

Linux Professional Institute

2013

Novell Certified Linux Administrator (CLA)

Novell

2013

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