Kustomize Experts in Germany
in minutes from over 15,000 CVs with the power of AI.Hire experts who can manage Kustomize overlays, reusable bases, and environment-specific manifests for Kubernetes delivery. They keep YAML clean, support GitOps workflows, and adapt deployments without copying the same files across environments. FRATCH matches you fast with vetted, available freelancers.
Meet FRATCH Experts in Germany, who have recently used Kustomize
Cherif Sahraoui
Last position:
DevOps Specialist – SCM & CI Platform at Freelancer
- Designed and developed the architecture of an enterprise SCM/CI platform for Kubernetes-native delivery and GitOps workflows.
- Implemented infrastructure automation and Vault & IAM integration for secure, compliant pipelines.
- Coordinated cross-functional teams to improve DevOps, security, and architecture in release processes.
- Increased platform adoption and developer experience by automating onboarding and artifact pipelines.
Thomas Hoefkens
Last position:
Senior MLOps, DevOps Engineer at Trianel Energy
- Build and operate an end-to-end MLOps platform on Azure ML and Kubernetes (Kubeflow) for the automated deployment, monitoring, and scaling of forecasting models (including Temporal Fusion Transformer, Informer, Autoformer).
- Implement CI/CD pipelines in Azure DevOps for the full ML lifecycle – from resource provisioning (Terraform), data transformation (Hugging Face Datasets, Pandas, PyTorch, CUDA cluster) through training and evaluation to model registry and endpoint deployment.
- Integrate MLflow for experiment tracking, model versioning, performance monitoring, and automated registration in the Azure Model Registry.
- Develop and containerize PyTorch training jobs (Azure Notebook, Jupyter Notebooks) for price and time series forecasting (PFC models) with automatic rollout via Azure ML Endpoints and REST/gRPC interfaces, Docker containerization, secured with OAuth 2.0.
- Set up monitoring and alerting mechanisms (Prometheus, MLflow Metrics), log centralization, and cost monitoring.
- Automate infrastructure provisioning and model deployment using Terraform, Helm, and Azure CLI; connect to existing market data systems and event pipelines.
- Migrate existing workloads and databases (IONOS → Azure, MongoDB) with integration into central MLOps workflows and internal networks.
- Extend the platform with LLM-based tools (LangChain, LangServe) to integrate GPT-based analysis modules into existing Spring Boot services for market anomaly detection and automated reports.
- Analyze and architect a software solution to process large volumes of data efficiently (>3000 messages/sec.) (market data store).
- Spring Boot / Java 21 container development with RabbitMQ for distributing stock market data via MongoDB (Kubernetes) with fast storage of data in Redis RMaps, deduplication, forwarding messages to Read Model queues, and building Read Models for UI display in MongoDB.
- Integration of RESTHeart to create a REST API for MongoDB.
- Build an Angular frontend to simplify data queries and master data maintenance.
- Agentic coding with remote and local LLMs (Claude Sonnet, Ollama Qwen) and MCP servers.
- Develop Python scripts for transforming and cleaning incoming stock market data (Pandas, scikit-learn).
Mykhaylo Khazanovych
Last position:
Lead Developer Backend, Frontend, BPMN / Administrator at Main Customs Office, Department for Digital Affairs
- Development of backend, frontend and BPMN processes in the Atlas Centralised Clearance for Import project
- Definition and implementation of REST, JMS and SOAP endpoints
- Implementation of database access with JPA
- Implementation of BPMN processes with Camunda
- Frontend implementation with React
- Configuration of JBoss via CLI
- Conducting code reviews
- Participation in communities of practice for developers and architects
- Implementation of frontend-backend communication with WebSockets
Vitaliy Ryumshyn
Last position:
DevOps GitOps (temp) at Signal Iduna
- Responsible for Openshift/Kubernetes on-prem administration and developer support.
- Developed URP infrastructure automation with Python, Ansible, Kustomize and ArgoCD, Argo Workflow/Events stack.
- Wrote smoke and load tests for URP infrastructure utilizing Python, Kustomize and ApplicationSets.
- Helped to set up and deploy URP infrastructure in Google Cloud, GKE.
- Set up monitoring for URP and ArgoCD stack with Splunk Cloud.
- Performed system administration tasks across RedHat Linux, Kubernetes/Openshift, ArgoCD, GitLab, Bitbucket Enterprise, Kafka and MongoDB.
Can Kocyigit
Last position:
DevOps Specialist at Eviden Germany GmbH
Manage the development release and update process for a digitized nationwide trade register project "AuRegis".
Support software in Kubernetes/OpenShift environments, configure management with Kustomize, and implement CI/CD pipelines using Jenkins/GitLab, SonarQube, ArgoCD, and Azure.
Oversee system release of microservice architecture.
Craft the CI/CD stack from scratch with GitLab CI, integrating integration tests, dependency checks, and security measures.
Automate deployment onto OpenShift using Kustomize.
Establish infrastructure components for development, code review, and code quality analysis including SonarQube.
Integrate GitOps tools such as Kustomize and ArgoCD, leveraging both Azure and private cloud for sensitive data handling.
Develop Python scripts in Jenkins for cryptostore configuration and system packaging of products and microservices into deployable units.
Automate delivery to customers and deployment on test systems.
Craft Kustomize manifests for microservices and develop accompanying automation, treating documentation as code for clarity and reproducibility.
Serve as technical advisor for the project's first go-live and oversee further deployments as technical rollout manager.
Ingo Dettling
Last position:
Analytics at BaFin - Federal Financial Supervisory Authority Frankfurt
- Introduction of methods for developing and automated deployment of cloud-native software and machine learning applications in OpenShift clusters
- Development of various programs in Python
- Technologies: Kubernetes, OpenShift, Kustomize, ArgoCD, Tekton, Docker, PodMan, Airflow, IntelliJ, PyCharm, Git, Bitbucket, Jira, Confluence, Python
Will Orrantia
Last position:
Solution Architect at Stuttgart Police Authority
Designing the migration strategy for WLS applications to the BKA cloud and Stack IT
Creating a hybrid cloud for internal testing and development with Kubernetes
Transforming the IT landscape from a legacy monolithic architecture to a cloud-based architecture
Integrating new CI/CD processes using Azure Pipelines
Quadrupled the throughput of personnel security checks
Migrated personnel security clearance applications to Docker-based applications
Built CI/deploy pipelines with Azure DevOps
Environment: Java Spring Boot, Kubernetes, Oracle WebLogic, OpenID, Camunda, JUnit, TOGAF
Qaiser Abbasi
Last position:
Freelance Lead DevOps Engineer at Schwarz Gruppe Produktion
Bootstrapping a CloudOps team and building a multi-cloud provider backend for a low-code Internal Developer Platform (IDP) with env zero
Introducing user story mapping, ADRs, milestones, and backlog management
Designing and developing core APIs, setting up CI/CD pipelines, OpenTofu/Terraform scripts
Representing and communicating the team with third-party stakeholders (e.g. env zero)
(Cross-)team coaching on DevOps, software design, Terraform, Golang, and agile practices
Werner Keil
Last position:
Test Coordinator, Designer and Engineer at IBM
- Testing the SekIDP and related components
- Test design, execution and automation, microservices, GitHub Enterprise, Eclipse, Katalon Test Platform, API Testing, Confluence 8, JIRA/Xray, Draw.io, Swagger/OpenAPI, Postman, Docker, Kubernetes, Podman, PuTTY, E-Health, Telematik, Gematik standards, EPA, E-Rezept, sektoraler IDP, encryption, XaDES, PaDES, DICOM, HL7, FHIR, IHE, ICD, SSO, SAML/Shibboleth, OAuth, smartcards, JWT, two factor authentication Android and iOS, Wireshark, BrowserStack, Cypress, gRPC, REST, SOAP, WS-Security, Linux Shell, PowerShell, SSH/SSL, Java, Kotlin, Cordova, Gradle, Groovy, Python, TypeScript
Alexander Kapincev
Last position:
Senior Fullstack Developer at Deutsche Vermögensberatung AG (DVAG)
- Further development and maintenance of a complex sales platform focused on digital closing processes, customer portal interactions, and document generation for financial and insurance products
- Development and maintenance of microservices with Spring Boot 3 and Kotlin
- Frontend development with Angular 20 to display products, applications, and documents
- Conducting end-to-end tests with Playwright and integration tests with WireMock
- Creating and optimizing Quartz jobs and CronJobs
- Refactoring the security configuration in a multi-realm Keycloak setup with custom FilterChain, permission evaluator, and factory routing
- Creating dynamic emails with Thymeleaf
- Extensive error analysis with Application Insights, Log Analytics, and direct SQL debugging
- Introducing a dynamically controllable security architecture with flexible token processing based on path and realm
- Stabilizing and clearly structuring the closing process for complex product models
- Significantly increased maintainability and readability of code through modular refactorings
- Improved test stability and depth by combining Playwright, WireMock, and integration tests
- Targeted performance optimization through analysis of Hibernate statistics, query tuning, and use of SQL execution plans
- Technologies used: Java 21, Kotlin, Spring Boot 3, Angular, TypeScript, REST API, JSON, Kubernetes, Docker, PostgreSQL, Liquibase, Keycloak, OAuth2, GitHub Actions, Testcontainers, Azure Application Insights, Thymeleaf, Tilt, Microsoft SQL Server
Marcus Wiederstein
Last position:
Administrator, DevOps at KZVB
- Planned and implemented new network infrastructure (VLAN, LACP, DMZ, structured cabling)
- Migrated from VMware to KVM using Oracle Linux Virtualization Manager (OLVM), including CPU pinning
- Hardened the entire environment using SELinux (KVM hosts, container hosts, database servers)
- Configured and operated the virtualization platform with OLVM and Ansible-based provisioning
- Containerized and redeployed critical services: WordPress, Jenkins, PostgreSQL, MariaDB, Subversion with Apache + AD integration
- Developed Ansible playbooks for automated deployment and configuration management
- Integrated Foreman for repository and security management in the DMZ
- Produced technical documentation in Markdown; organized in Bookstack
- Coordinated with external vendors (e.g. HPE) for hardware installation and setup
- Delivered all contributions documented and reproducible in Markdown
Kai Held
Last position:
Backend Python Engineer at Rohde & Schwarz SIT
- Conceptualizing & developing a need-to-know, domain-based identity and access management system in a high-security environment
- Backend development (Python): API & microservice development
Lars Kleiner
Last position:
Lead Drupal Developer at x-tention
- Lead Drupal 10 developer for several greenfield projects in the health sector
- Drupal architecture in a cloud environment
- Set up and maintain GitLab pipelines and Kustomize scripts for Kubernetes deployments
- Development of Docker images
- Developed custom Drupal modules for features such as OAuth and FHIR
- Drupal frontend theming using Bootstrap 5 and Single Directory Components
- Set up and maintain automated Playwright tests
Christian Richter
Last position:
Freelance Data Engineer at Ingenieurbüro Christian Richter – Data, Cloud & Container
- Contributed to over 20 successful projects
Michal Budzyn
Last position:
Senior Golang Engineer at STACKIT / Schwarz Gruppe
- Responsible for software engineering and DevOps in the Data & AI Platform - Intake and PubSub projects at STACKIT, the cloud provider of the Schwarz Group.
- Technologies: Golang, Kubernetes, Kubernetes operators, OpenAPI v3, REST API, Azure DevOps, CI/CD, k6, Kafka, Strimzi, Apache Iceberg, RBAC, IAM, Terraform, Helm, Infrastructure automation, Load balancing, Traefik, ArgoCD, kuttl, Kyverno chainsaw, Kustomize, Velero, Prometheus, Grafana, Checkly / Playwright (TypeScript), NATS/Jetstream, WebSockets, gRPC, SSE
Discover over 15,000 top freelancers
Statistics of experts using Kustomize
Aggregated from the professional profiles of matched freelancers.
Experience
19 years
Position duration
2 years
Positions per freelancer
16
Top business areas
Information Technology, Operations, Product Development
Top industries
Information Technology, Banking and Finance, Retail
Certification focus areas
Information Technology, Operations, Project Management
Bachelor's degree or higher
85%
Master's degree or higher
38%
Certifications per freelancer
2
Most common languages
German, English, Spanish
Speak two or more languages
94%
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Germany using Kustomize
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
Kustomize in practice
Kustomize is a Kubernetes configuration tool for managing YAML without templates. Teams use it to build clean, environment-specific manifests from shared bases, overlays, and patches. It is common in kubectl kustomize workflows and in GitOps setups where configuration must stay readable.
What it helps build
It fits release pipelines where the same app is deployed to dev, staging, and production with small changes. It also helps with config maps, secrets references, labels, annotations, image tags, and namespace handling.
- Base and overlay structures
- Patch sets for targeted changes
- Multi-environment Kubernetes manifests
- Image and name transformations
- GitOps-ready deployment config
Skills that matter
Strong Kustomize professionals understand Kubernetes resource models, YAML structure, and how resources interact at apply time. They know when to use strategic merge patches, JSON patches, components, or generators, and how to avoid brittle overlays that are hard to review.
When companies bring in help
Companies usually look for freelance specialists when manifest management has become messy, teams need a cleaner release structure, or a migration from raw YAML, Helm, or ad hoc scripts is slowing delivery. In Germany, this often comes up in distributed teams that want clear handovers and reliable remote collaboration.
Ecosystem and tooling
Kustomize often sits beside kubectl, kubernetes, Helm, Argo CD, and Flux. A good specialist understands how these tools overlap, where Kustomize should stay simple, and how to keep configuration deterministic across clusters. That matters when several services share the same deployment pattern.
What good work looks like
Strong delivery is easy to read, easy to review, and easy to change. You should see small bases, focused overlays, consistent naming, and no duplicated YAML that hides the real intent. The best specialists document structure clearly and leave teams with manifests they can maintain without guesswork.
Frequently asked questions
Before you brief your next project: the most common questions about Kustomize.
Kustomize is used to manage Kubernetes manifests without writing templates. It helps teams reuse a common base and layer environment-specific changes on top, which keeps YAML easier to review than copied files. Many teams use it for dev, staging, and production deployments.
Kustomize focuses on patching and composing plain YAML, while Helm adds templating and package-style chart management. Teams often prefer Kustomize when they want simpler manifests and fewer moving parts. Helm can be better when they need more abstraction or chart distribution.
A strong Kustomize specialist should also know Kubernetes resource types, YAML, kubectl, and Git-based release workflows. Familiarity with GitOps tools such as Argo CD or Flux is valuable because Kustomize is often part of that delivery path. They should also understand how patches affect the final rendered manifest.
Companies usually bring in Kustomize expertise when overlays have grown hard to manage, teams need a cleaner environment strategy, or deployments are becoming inconsistent. It is also useful during migrations from raw YAML or when several services need a shared manifest structure. A freelancer can quickly untangle the setup and document it clearly.
Kustomize can be used directly through kubectl kustomize or kubectl apply -k, so it does not require a separate runtime. Many teams still pair it with GitOps and CI/CD tools to render, validate, and deploy manifests consistently. The right setup depends on the release process.
Look at whether the Kustomize structure is easy to read and whether the final manifests are predictable. Good work uses clear bases, small overlays, and patches that change only what is needed. It should also be simple for the team to extend without creating duplication.
Yes, Kustomize work is often well suited to remote collaboration because the main deliverables are manifests, overlays, and deployment logic. For German teams, remote work is common as long as communication is clear and review cycles are well structured. On-site time can still help during rollout planning or team handover.
A Kustomize freelancer often delivers cleaned-up bases, overlay structures, patch files, and deployment-ready manifests. They may also add documentation, migration support, and guidance for GitOps or CI integration. The goal is a configuration setup the team can maintain without hidden complexity.
The average hourly rate of freelancers in Germany who have used Kustomize in their recent projects is 96 €, which corresponds to a daily rate of about 767 € based on an 8-hour working day.
Of the freelancers in Germany who have used Kustomize in their recent projects, 85% hold at least a Bachelor's degree and 38% hold at least a Master's degree.
On average, freelancers in Germany who have used Kustomize in their recent projects have 19 years of professional experience, with a single engagement typically lasting around 2 years.
The most common languages among freelancers in Germany who have used Kustomize in their recent projects are German (100%), English (94%), and Spanish (18%).
The most common industries among freelancers in Germany who have used Kustomize in their recent projects are Information Technology (100%), Banking and Finance (65%), and Retail (47%).
The most common business areas among freelancers in Germany who have used Kustomize in their recent projects are Information Technology (100%), Operations (65%), and Product Development (65%).
Main locations of FRATCH Experts, who have recently used Kustomize
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
Would you rather directly get in touch?
We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
