Felix Faust
Freelance Senior Fullstack & Platform Engineer
TypeScript, React, Node.js, Kubernetes, OpenShift, GitOps

Profile
- Freelance Senior Fullstack & Platform Engineer with 8+ years of experience building TypeScript products, APIs, and production-grade cloud/platform delivery systems.
- I help teams ship React, Next.js, and Node.js applications while improving the CI/CD, Kubernetes/OpenShift, observability, and operational foundations behind them.
- Recent mandates include GCP/GKE e-commerce migration, regulated OpenShift modernization, ALDI deals frontend delivery, and private Kubernetes platform transformation.
- Typical outcomes: safer production rollouts, clearer deployment ownership, reduced platform risk, better observability, and handover-ready systems.
Core Services
- Fullstack product delivery with TypeScript, React, and Next.js.
- Backend and API engineering with Node.js, OpenAPI, auth, and integrations.
- Kubernetes and OpenShift platform stabilization.
- Cloud migrations, CI/CD, GitOps, and deployment automation.
- Observability, incident readiness, architecture reviews, and delivery rescue.
Technology Stack
Selected Project Highlights
- GCP/GKE migration of a Magento e-commerce platform from on-premises hosting to cloud-native deployment.
- OpenShift modernization for a regulated enterprise platform with GitOps and Azure DevOps hardening.
- Greenfield ALDI deals frontend delivery with React, Next.js, OpenAPI, Docker, and Azure Kubernetes.
- Private Kubernetes platform transformation from proprietary OpenStack to Hetzner bare metal with Terraform, Argo CD, and Cloudflare automation.
Project Experience
Mandates with platform, cloud, and delivery responsibility
Freelance Senior Platform Engineer
Remote enterprise e-commerce migration project
Cloud migration of a production e-commerce platform from on-premises hosting to GCP/GKE, including application containerization, deployment pipeline, observability, and cutover preparation.
- Owned the migration mostly solo, replacing legacy hosting and external provider dependencies with a reproducible GKE deployment path.
- Containerized Magento and supporting services and prepared Kubernetes deployments with Docker and Kustomize.
- Integrated Cloud SQL, RabbitMQ, Elasticsearch, imgproxy, Varnish, NGINX, Cloudflare, and Terraform-managed WAF configuration.
- Implemented New Relic and Prometheus-based monitoring to make the cutover observable and operationally controllable.
- Prepared k6 load tests, database migration, and complete production cutover for a production-critical e-commerce system.
GCP, GKE, Kubernetes, Docker, Kustomize, Magento, Cloud SQL, RabbitMQ, Elasticsearch, Cloudflare, Terraform, Prometheus
Freelance Fullstack & Platform Engineer
International enterprise customer project
Stabilization and modernization of a regulated enterprise platform landscape with a focus on OpenShift compatibility, delivery reliability, and reduced production risk.
- Owned platform stabilization and modernization in a compliance-sensitive enterprise setup with production-risk constraints.
- Led legacy application migration to OpenShift and resolved workload compatibility issues across container images, security contexts, and deployment configuration.
- Hardened Azure DevOps pipelines and Dockerfiles for OpenShift-compatible delivery.
- Designed Argo CD-based GitOps workflows and Helm chart setup for safer, repeatable production rollouts.
- Implemented SSO in TypeScript API and frontend services with Entra ID, and improved monorepo workflows with Turborepo.
OpenShift, Kubernetes, Argo CD, GitOps, Azure DevOps, Docker, Helm, TypeScript, Entra ID, Neo4j
Freelance Senior TypeScript / Frontend Engineer
Amplicade GmbH, ALDI deals customer project
Delivery of the ALDI deals frontend as a production-ready greenfield application and setup of reliable deployment and handover processes.
- Built the ALDI deals frontend from scratch with React, Next.js, and TypeScript for a production launch.
- Integrated third-party APIs via OpenAPI Generator and connected the frontend to existing and newly developed backend services.
- Containerized the application and deployed it to Azure Kubernetes with Helm-based delivery.
- Prepared and executed production deployment together with product and backend stakeholders.
- Onboarded new team members and handled structured handover to the Product Owner.
React, TypeScript, Next.js, Azure Kubernetes, Helm, OpenAPI Generator, Docker
Senior DevOps Engineer
Schäfer Shop GmbH, internal platform program
Steering a high-risk platform transformation from proprietary OpenStack to a private Kubernetes foundation.
- Worked on migration from proprietary OpenStack to self-managed Kubernetes and built a private platform foundation on Hetzner bare metal.
- Implemented infrastructure as code, GitOps, and reusable platform building blocks for handover-ready operations.
- Automated migration of hundreds of domains to Cloudflare.
- Developed and maintained GitLab CI pipelines.
- Expanded the observability stack with Grafana, Prometheus, Alertmanager, Coroot, and incident.io.
Kubernetes, Argo CD, Terraform, OpenStack, Hetzner Bare Metal, S3, Ansible, Prometheus, Grafana, GitLab CI/CD, Cloudflare, Keycloak
DevOps Engineer
AVACO GmbH, product and migration delivery
Migration from Kubernetes to OpenShift and from Jenkins to Tekton pipelines with a focus on automation and cross-team delivery.
- Played a key role in migrating Kubernetes to OpenShift on Open Telekom Cloud.
- Containerized applications and automated infrastructure processes.
- Implemented infrastructure-as-code workflows with Terraform and Ansible.
- Developed and maintained CI/CD pipelines.
- Implemented monitoring and logging solutions.
C#, Kubernetes, OpenShift, Terraform, Ansible, CI/CD, Tekton
DevOps Engineer
dynabase Technologies GmbH, multi-customer delivery
End-to-end technical responsibility in customer projects by combining software engineering and platform operations.
- Delivered TypeScript frontend software for projects such as IGUS Configurator and rbtx.com.
- Built a solo full-stack solution for Netbid across frontend, backend, deployment, and operations.
- Implemented backend services with Node.js and integrated customer-specific workflows.
- Deployed and operated infrastructure on AWS and Azure Kubernetes.
- Managed AWS EKS clusters with AWS CDK.
TypeScript, Angular, RxJS, Node.js, Kubernetes, AWS, AWS EKS, AWS CDK, Azure, Docker, GitLab CI/CD
DevOps Engineer
powwow GmbH, cloud migration and backend services
Migration of legacy applications to Google Cloud and setup of a reliable service landscape.
- Led migration of legacy applications to Google Cloud.
- Set up and operated Kafka clusters, VPN, firewall, and IAM.
- Worked with GKE, Cloud Run, Cloud Storage, VPC, IAM, Cloud SQL, and Pub/Sub.
- Used Artifact Registry and Stackdriver.
- Developed and maintained B2B Java services.
Java, Gradle, Spring Boot, GCP, GKE, Cloud Run, Cloud SQL, Pub/Sub, Stackdriver, Terraform, Kafka
IT Specialist Apprenticeship
FLOWFACT GmbH, vocational training
Building solid software engineering foundations in agile product development.
- Worked in agile software delivery with Scrum and Kanban.
- Developed features in Java monolith systems.
- Worked on newer customer software versions with React and JavaScript.
- Gained early experience with AWS and infrastructure topics in a microservice context.
Java, C#, JavaScript, React, PHP, AWS, WordPress Customizer