Keycloak Experts in Frankfurt
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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
Marko P.
Last position:
IT Support Specialist at Santander Consumer Bank
Mojtaba G.
Last position:
Full-Stack Software Developer at Energiebereich
- Led and coordinated consumption and price calculations for gas and electricity forecasts to ensure accurate and reliable price determination
- Implemented modern .NET 7-based microservices and Web APIs in an Azure environment using Azure App Service, Azure Storage and Azure Service Bus
- Created and managed infrastructure in Azure using Terraform, including resource provisioning and the 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 frontend with Angular 16, TypeScript, CSS, HTML and Kendo UI to provide an intuitive and engaging user interface
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
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
78% (Germany: 88%)
Master's degree or higher
33% (Germany: 55%)
Doctorate
11% (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 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Frankfurt are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging 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 29 Oct 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 (82%)
- Government and Administration (64%)
- Healthcare (55%)
- Manufacturing (55%)
- Insurance (45%)
- Transportation (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 authenticating users and controlling access to applications and services. It provides single sign-on, user federation, social login, multi-factor authentication and centralised session management. Companies use it to replace fragmented login flows with a consistent security layer.
Applications and integrations
Keycloak protects web applications, mobile back ends, APIs and internal tools without forcing each product team to build authentication from scratch. Its standards-based protocols support OpenID Connect, OAuth 2.0 and SAML. Common delivery work includes:
- Single sign-on across business applications
- API access tokens and service accounts
- Customer identity and registration journeys
- Federation with LDAP or Active Directory
Ecosystem and tooling
Professionals work with realms, clients, roles, groups, identity providers and custom authentication flows. They configure themes, providers and event listeners, then automate environments through the administration API, command-line tools, Terraform or Kubernetes operators. Related experience with Java, containers, reverse proxies and cloud networking is often essential.
When companies need specialists
Freelance expertise is useful when an organisation is consolidating identity systems, modernising legacy authentication or introducing SSO across a growing application landscape. It also helps during upgrades, migrations from Red Hat Single Sign-On, production hardening and incident reviews. In Frankfurt, teams may need specialists who can collaborate remotely or on site and communicate clearly with international stakeholders.
Delivery and security work
A strong professional maps user journeys and trust boundaries before changing configuration. They define token claims, session rules, password policies and role models with the application teams that consume them. They also test failure paths, document operational ownership and connect audit events to monitoring and security processes.
What good work looks like
Quality is visible in predictable authentication flows, least-privilege access and safe recovery procedures. Experienced specialists separate configuration from application logic, manage secrets correctly and make changes reproducible across environments. They know when to use built-in features, when to write a provider and when an alternative identity service is more appropriate.
Frequently asked questions
Key details about Keycloak, drawn from the questions we get asked most.
Keycloak is used to centralise authentication and authorisation for applications, APIs and internal services. It supports single sign-on, identity federation, multi-factor authentication, user management and standards such as OpenID Connect, OAuth 2.0 and SAML.
Keycloak gives companies more control over hosting, configuration and customisation because it is open source. Auth0, Okta and Microsoft Entra ID are managed services with different integration models and commercial terms, so the right choice depends on governance, operational capacity, directory needs and cloud strategy.
A strong Keycloak specialist usually understands Java, REST APIs, OpenID Connect, OAuth 2.0, SAML and directory integration. Experience with Docker, Kubernetes, reverse proxies, TLS, Terraform, monitoring and secure secret management is also valuable for production delivery.
The required depth depends on the scope. A simple application integration may need protocol and client-configuration knowledge, while a migration or multi-tenant rollout requires experience with realms, custom providers, high availability, upgrades and recovery planning.
Keycloak work is well suited to remote collaboration when access, environments and ownership are clearly defined. Teams in Frankfurt should agree on documentation standards, meeting language, secure access procedures and time-zone overlap before the engagement begins.
Keycloak is often preferable when several applications need shared login, consistent policies and standards-based access. Building authentication internally creates a larger security and maintenance responsibility, although a different service may fit better when a company wants fully managed operations.
Review how a Keycloak professional handles threat modelling, token validation, role design, secrets, upgrades and failure scenarios. Ask for clear architecture decisions, reproducible configuration, integration tests and documentation that lets another team operate the service safely.
A Keycloak migration from Red Hat Single Sign-On requires more than moving configuration files. Specialists should assess versions, realms, clients, custom providers, themes, identity sources, token behaviour and operational procedures before testing the migration and planning a controlled cutover.
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 749 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used Keycloak in their recent projects, 78% hold at least a Bachelor's degree, 33% hold at least a Master's degree, and 11% 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 (82%), 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 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
