Keycloak Expert in Frankfurt
for secure identity systems, matched in minutes with vetted and available freelancersHire experts who configure identity and access management, integrate OpenID Connect and SAML, and extend realms with custom authentication flows. Get precise, fast matching with vetted, available freelancers for your Keycloak project.
Meet FRATCH Experts in Frankfurt, who have recently used Keycloak
Ornel Franck W.
Last position:
Sales Partner at ERGO PRO
- Industry: Insurance, Trade, IT
- Customers & Projects: Consulting and selling insurance and similar services
- Main tasks: Insurance consulting (health insurance, retirement planning, wealth building); commercial services, inside and field sales; sales data analysis and forecasting; customer consulting and support; opening a new sales headquarters for private and business customers; business development & innovation management; business use case development; process optimization; stakeholder management; team leadership and training; preparation and delivery of trainings;
- Technologies used: Microsoft Office 365, Microsoft Teams, Jira, Draw.IO, Camunda 8, Java (8, 17,21,25), Git, Spring Boot, Spring Batch, Spring Data REST, Spring Web, Spring Security, J-Unit, Playwright, Lombock, Vaadin, H2, PostgreSQL (16, 17 18), pgAdmin, Docker, LLMs, JasperSoft Studio, JasperReports
Johannes E.
Last position:
Freelance Software Consultant at S|R Software GmbH & Co. KG
- Provided consulting for modernizing legacy applications
- Delivered critical features under tight deadlines for backend and frontend
- Technologies: C#, .NET, WPF, WCF, REST, Angular, MS SQL Server
Kurt R.
Last position:
Lead Solution Architect (AI HealthTech) / interim CTO & Product Co-Owner at Physio-Agil Frankfurt
- General CTO responsibilities (architectural design, operational setup, external runtime product evaluation, investor buy-in, regulatory compliance).
- Software development oversight (implementation on deep-dive-in) plus workflow design.
- Product co-ownership.
- Tech/tools/frameworks: proprietary software (Java, JavaScript), Kubernetes, Postgres, MiniIO, Ollama (internal), several xAI API (external), OpenTofu (Terraform), Keycloak, Kafka, Prometheus, ELK Stack, GitHub, GitHub Workflows, Argo CD, ISO 27001, BSI-ISM, EU AI Act.
Werner K.
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
Leonid R.
Last position:
IT Business Analyst / Requirements Engineer at S-Payment GmbH / Sparkasse (DSV-Gruppe)
- Business analysis of payments for the introduction of Wero EPI in Germany.
- Analysis and optimization of merchant processes in the context of acquiring and issuing.
- Analysis of interfaces for instant payments.
- Analysis of SCT-Inst processes, settlement mechanisms and reporting processes.
- Identification and clarification of gaps in merchant processes.
- Analysis and documentation of clearing and settlement processes.
- OSPlus process analysis and documentation.
- Coordination and alignment with scheme management as well as various payment service providers and financial institutions on merchant processes.
- Preparation and follow-up as well as active participation in EPI meetings on technical coordination and regulatory topics in payments, including content familiarization and prioritization.
- Preparation and documentation of project and steering committees in the EPI environment.
- Creation of status reports for the subproject.
- Maintenance and structuring of Confluence pages for project documentation.
- Coordination and alignment with the issuing teams on individual customer processes as well as aligning with bank processes and acquirer processes in the Wero environment.
- Communication with payment service providers regarding merchant and bank processes in the Wero environment.
- Organizational support for project management in special tasks in the EPI and Wero environment.
- Digital filing and documentation in Confluence and Microsoft Teams.
- Planning, implementation and tracking of work packages and steps.
- Quality assurance and project control.
- Consulting on IT strategy, IT architecture and interface management in the EPI and Wero environment.
- Technical environment: Jira, Confluence, XML, JSON, MS Office (Word, Excel, Teams, PowerPoint), SharePoint, Draw.io, Innovator, 3rd-level support, ITIL, creation and updating of software documentation, interface management, OSPlus, Scrum, KYC, payment, European Payments Initiative (EPI), Wero, Microsoft Loop, Instant Payments, SCT-Inst.
Michael S.
Last position:
Business Analyst & Product Owner at Deutsche Vermögensberatung (DVAG)
- Product Owner for stakeholder management, backlog prioritization and sprint organization (refinements, planning, testing, release) in agile team (8 developers, 2 testers)
- Scaled according to SAFe by introducing sub-teams and leading retrospectives for team development
- Developed central DVAG commission system from batch to near-real-time processing (Kafka) including data migration and structure hierarchy
- Specified functional, technical and quality requirements in close coordination with lead developers
- Modeled complex business processes (BPMN) and interfaces (Kafka, REST, GraphQL)
- Supported authentication (Keycloak), frontend development (Angular) and test automation (CI/CD, CDCT)
- Accompanied cloud migration of microservices to Azure; created workbooks, dashboards and KQL queries for system monitoring
- Analyzed and optimized database systems (CosmosDB, MongoDB, SQL) and reported via Power BI to manage commission competitions
- Applied industry expertise in sales and structured sales model including overseeing financial products to market release
Karsten G.
Last position:
Software Development at Siemens Mobility GmbH
- Maintenance and further development of several existing projects in the "AI-powered transportation" sector, based on React, REST-like APIs (Spring, Python) and various design libraries
- Responsible in the project for build processes, JavaScript development, architecture, coordination and communication with the design team
- Agile software development (Scrum, Kanban)
- Technologies: React, TypeScript, Ant Design, Node.js, Yarn, Vite, i18n, Postgres, Keycloak, Jest, Cypress, Storybook
- Tools: IntelliJ, Git, GitLab CI, Docker, Confluence, Jira
Timur Y.
Last position:
Lead Frontend Developer | Fullstack Developer at Finanz Informatik
- Further development of an application for managing personnel changes.
- Development of frontend and backend.
- Implementation of the frontend with React and Material UI.
- Implementation of the backend with Java and Spring Boot.
- Use of React, Java, Spring, TypeScript, next.js, Material UI, Github Enterprise, Figma, Docker, Playwright, swagger, swagger UI, OpenAPI, npm, yarn, git.
Delly F.
Last position:
Dad of 2 daughters at Family
Mojtaba G.
Last position:
Full-Stack Software Developer at Energy Sector
- Led and coordinated consumption and price calculations for gas and electricity forecasts to ensure accurate and reliable pricing
- Implemented modern microservices and Web APIs based on .NET 7 in an Azure environment using Azure App Service, Azure Storage, and Azure Service Bus
- Built and managed infrastructure in Azure using Terraform, including resource deployment and automation of deployment processes
- Developed and maintained Azure DevOps pipelines to optimize build, test, and release workflows
- Optimized data management with SQL Server and ensured seamless integration across all services
- Developed the front end with Angular 16, TypeScript, CSS, HTML, and Kendo UI to deliver an intuitive and engaging user interface
Marko P.
Last position:
Consultant / Support at BP Europa SE
Monitoring charging sessions
Communication with Fleet Management and CPOs
Infrastructure administration
Assigning permissions and licenses
Maintenance and support
Ticket support
User management
Applications: Zendesk, Graylog, Keycloak, Microsoft 365, Active Directory, SharePoint
Discover over 15,000 top freelancers
Statistics of experts using Keycloak
Aggregated from the professional profiles of matched freelancers.
Experience
17 years (Germany: 18 years)
Position duration
2 years (Germany: 1.7 years)
Positions per freelancer
13 (Germany: 14)
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Banking and Finance, Government and Administration
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
75% (Germany: 87%)
Master's degree or higher
38% (Germany: 54%)
Doctorate
13% (Germany: 10%)
Certifications per freelancer
3 (Germany: 2)
Most common languages
German, English, Spanish
Speak two or more languages
100% (Germany: 97%)
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Frankfurt 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 Frankfurt using Keycloak
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 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Keycloak experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (100%)
- Banking and Finance (73%)
- Government and Administration (64%)
- Healthcare (55%)
- Insurance (45%)
- Transportation (45%)
- Manufacturing (45%)
- Retail (45%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Identity and access management
Keycloak is an open-source identity and access management system for securing applications, services and APIs. It provides centralized sign-in, single sign-on, user federation, role management and fine-grained access controls without forcing every application to implement authentication independently.
What companies build
Keycloak supports internal portals, customer-facing applications, partner platforms and service-to-service environments. Companies use it to:
- Centralize authentication across web and mobile applications
- Connect applications through OpenID Connect, OAuth 2.0 and SAML
- Federate users from LDAP, Active Directory or external identity providers
- Manage realms, clients, roles, groups and consent
- Add MFA, password policies and account recovery
Ecosystem and tooling
Strong specialists work with Keycloak’s administration console, REST APIs, adapters and service-provider interfaces. They understand Docker and Kubernetes deployments, reverse proxies, certificates, secrets management, databases and observability. They also distinguish browser login flows from token validation in APIs and distributed services.
When expertise matters
Freelance expertise is useful when a company is replacing custom login code, consolidating several identity stores or moving Keycloak into a production environment. In Frankfurt, specialists may support financial, industrial, logistics and software teams that need secure collaboration across internal and external applications. They can work remotely or on site, depending on access, workshops and security requirements.
Delivery and integration
A capable professional maps users, clients, roles and authorization rules before changing configuration. Typical deliverables include realm design, identity-provider connections, custom themes, authentication extensions, migration plans, deployment manifests, backup procedures and operational documentation. Integration with gateways, Spring Boot services, frontend applications and CI/CD pipelines should be tested end to end.
Signs of quality
Look for professionals who can explain token lifetimes, claims, scopes, refresh behavior and the security trade-offs behind each choice. They should know how to separate configuration between environments, protect administrative access and troubleshoot failed redirects or invalid tokens. A strong specialist also documents ownership, upgrade paths and recovery procedures so the setup remains maintainable after handover.
Frequently asked questions
Key details about Keycloak, drawn from the questions we get asked most.
Keycloak is used to centralize authentication and authorization for applications, APIs and services. It supports single sign-on, user federation, social or enterprise identity providers, multi-factor authentication and role-based access control.
Keycloak is self-hosted and highly configurable, while Auth0, Okta and Microsoft Entra ID are managed services with less infrastructure to operate. The right choice depends on data control, customization, existing vendor commitments, operational capacity and the identity sources a company must connect.
Keycloak work often requires knowledge of OAuth 2.0, OpenID Connect, SAML, JWT validation and API security. Useful adjacent skills include LDAP or Active Directory, Kubernetes, Docker, reverse proxies, databases, Java and CI/CD automation.
Keycloak configuration can be straightforward for a contained application, but migrations, custom extensions and production operations require deeper expertise. Choose a professional who has handled the relevant identity flows, integrations, security reviews and failure scenarios rather than relying only on configuration familiarity.
Keycloak projects are often suitable for remote collaboration when environments, access rights and technical documentation are well prepared. On-site workshops in Frankfurt can still help with stakeholder interviews, identity-process mapping and security decisions, while implementation and testing may remain remote.
Keycloak can federate users from LDAP and Active Directory and can also connect to external identity providers through standard protocols. A specialist should assess attribute mapping, group synchronization, account ownership, password handling and what happens when the directory is unavailable.
Keycloak should usually be configured with standard features before custom code is considered. Extensions may be justified for a distinctive authentication flow, custom user storage, event handling or protocol behavior, but they add testing, upgrade and security responsibilities.
Keycloak quality is visible in clear realm and client boundaries, least-privilege roles, secure token settings and repeatable environment configuration. Ask the professional to demonstrate failed-login handling, logout, token expiry, recovery procedures, monitoring and a documented path for upgrades.
The average hourly rate of freelancers in Frankfurt, Germany who have used Keycloak in their recent projects is 94 €, which corresponds to a daily rate of about 748 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used Keycloak in their recent projects, 75% hold at least a Bachelor's degree, 38% hold at least a Master's degree, and 13% hold a doctorate.
On average, freelancers in Frankfurt, Germany who have used Keycloak in their recent projects have 17 years of professional experience, with a single engagement typically lasting around 2 years.
The most common languages among freelancers in Frankfurt, Germany who have used Keycloak in their recent projects are German (100%), English (100%), and Spanish (27%).
The most common industries among freelancers in Frankfurt, Germany who have used Keycloak in their recent projects are Information Technology (100%), Banking and Finance (73%), and Government and Administration (64%).
The most common business areas among freelancers in Frankfurt, Germany who have used Keycloak in their recent projects are Information Technology (100%), Product Development (91%), and Project Management (64%).
Main locations of FRATCH Experts, who have recently used Keycloak
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 
Stuttgart 
Dusseldorf Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
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Philipp Thomaschewski
FRATCH CEO
