UML Experts in Frankfurt
in minutes from over 15,000 CVs with the power of AIHire experts who turn ideas into clear UML models, use cases, class diagrams, sequence diagrams, and clean system views for software design and change work. Get fast, precise matching with vetted, available freelancers.
Meet FRATCH Experts in Frankfurt, who have recently used UML
Joachim Auster
Last position:
Project Manager HubSpot, Tracking + Analytics Expert at Swiss Post
- Create a tracking concept for Google Tag Manager and Google Analytics including data layer, events, triggers, and reporting
- Manage the project team (developers, designers, performance specialists)
- Serve as communication interface between stakeholders and digital departments
Vladimir Filatov
Last position:
IT Consultant at ITZBund
- ITSM consulting, analysis and optimization of IT capacity with BMC TSCO / BMC Helix
- Drafting "Governance guidelines for operational capacity management"
Matthias Vösgen
Last position:
Freelance IT Consultant at Freelance IT Consultant
Silvia Forstner
Last position:
Agile PM at Puma SE
- Manage and oversee various software development projects between product management and agile dev teams of external service providers
- Communicate with all stakeholders
- Promote transparency and focus on project topics
- Facilitate alignments between business units and external partners
- Support product managers and product owners in preparing and managing requirements in workshops and tools
- Use short feedback loops to optimize agile collaboration
- Support hybrid and agile collaboration
Mobin Rupani
Last position:
Senior Consultant and Chief Product Owner at Luxota Travel Tech
- Coached teams in Agile methodologies and Scrum framework implementation.
- Aligned the product roadmap with business goals such as increasing bookings, improving user experience, and expanding supplier integrations.
- Collaborated with developers and third-party providers to ensure smooth API integration and end-to-end functionality.
- Created and continuously refined the product backlog with user stories, bugs, and technical improvements.
- Prioritized backlog items based on business value, revenue impact, and regulatory deadlines.
- Worked closely with backend and frontend teams to clarify dependencies and prioritize technical debt.
Minh Doan
Last position:
Project Manager / Business Analyst / Application Manager at Finance and Insurance
Introducing 5 different process applications for various teams
Release planning: scope and time management
Resource/capacity planning
Conducting sprint planning / retrospectives
Increment planning (multiple sprints)
Preparing steering committee meetings / reporting to the executive board
Coordinating / aligning with external suppliers / deliveries
Multi-project resource planning
Aligning with the business unit and development team
Identifying best practices with IBM BAW
Cost control and planning for the project team and external service providers
Collecting KPIs using LogScale
Analyzing application errors with LogScale / queries
Defining user stories / aligning requirements with the business unit and development team
Testing and defect tracking
UI/UX design of the application
Preparing and facilitating brown-paper workshop
Test concept, test data, test organization, test execution
Recording team velocity / metrics
Executing tests
Scripts for automated testing
Organizing tests with the business unit and IT
Recording and prioritizing defects
Setting up and operating the application
Setting up application monitoring with LogScale dashboards
Checking health endpoints with PowerShell
Post mortem analysis
Setting up incident management
Setting up problem management
Analyzing errors using LogScale queries and dashboard
Pre-processing data for AI
Conducting evaluation with AI language models (Meta Llama 3.3 LLM and deepset Haystack) and RAG
Installing runtime environments for LLMs (large language model)
Evaluating various LLMs
Installing RAG (retrieval augmented generation) and integrating with LLM
Extracting unstructured data with LLM and RAG
Project based on IBM BAW (Business Automation Workflow), WebSphere Liberty, Domea, d.3, REST, LogScale (formerly Humio), Swagger, PowerShell, JIRA, Confluence, Lucom Interaction Platform (LIP), Mattermost, Jabber
Ulm Paunel
Last position:
DataStage ETL Expert at ING Bank
- Datastage 11.7, dbt, Oracle 19, Python 3.12 / PySpark 3.5, Azure GitHub, Azure DevOps, Automic
- Development of migration jobs to transfer data from the collection DWH to the new Risk Mart, as well as development of ETL pipelines to migrate historical data from the old Mart to the new Risk Mart.
- Storage of the silver layer on Hadoop and the gold layer in Oracle.
- Translation of DataStage jobs into dbt to publish reporting data in Google Cloud to a PostgreSQL database.
- Creation and optimization of complex SQL queries for data extraction from a data vault, taking into account historical data in the point-in-time tables.
- Creation of Oracle table definitions (DDL) and adjustment of existing stored procedures.
- Versioning changes in GitHub and deployment via the CI/CD portal.
- Refactoring long-running DataStage jobs into Python using PySpark to reduce server load.
- Migration of SAS scripts to PL/SQL, including new development of distribution functions that have no direct equivalent in Oracle.
- Development of Automic jobs to run DataStage pipelines and Python scripts (PySpark jobs) that control the population of the SME and institutional risk tables in the Risk Mart and perform business calculations.
- Participation in the agile process, including creating user stories, estimations, and planning in Azure DevOps.
- Handling Azure DevOps tickets and close collaboration with testers and business teams for error analysis and resolution.
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
Leonid Ravin
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.
Jörn Bottenhorn
Last position:
Project Management and PMO at TANKKARTEN | PAYMENT
- Close collaboration with development teams to ensure alignment with project goals
- Assessment of in-scope assets, requirements definition and support of the public tender process up to vendor selection
- Creation and maintenance of UML sequence diagrams to document system interactions
- Intensive use of Agile/Scrum methodology and the Spotify model
- Development and implementation of cutover and rehearsal plans together with the application managers
Jörg Podesky
Last position:
Salesforce Consultant at confidential
- Preparing and conducting workshops for Salesforce Marketing Cloud and Salesforce Sales Cloud
- Training key users in standard Salesforce capabilities for Sales Cloud & Marketing Cloud, customization capabilities, live demos, including hands-on exercises
- Tools / languages: Marketing Cloud, Sales Cloud
Mario Steiner
Last position:
Expert in Web Analytics, Tag and Consent Management at Deutsche Bahn AG
- Conducting and analyzing web analytics
- Creating and editing tags and scripts in tag management as well as banners and other client-side web elements in consent management
- Technologies used in development: Tealium, JavaScript, IntelliJ, Git, Android Studio, Selenium, Appium, Adobe Analytics, Power Automate, Power App
Michael Simann
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
Jerry Fonou
Last position:
IT Requirements and Test Management in S/4 HANA Implementation Project at Q_PERIOR AG
- Create functional concepts for implementing applications
- Coordinate tests
- Create and execute test cases
- Create test reports
Hassan El Aboubi
Last position:
SAP Authorization Consultant at msg/Denios
- Support for the DENIOS S/4HANA greenfield transformation. - Role development based on the organizational model and structure. - Creation of roles based on process and steps in swimlanes. - Derivation of catalogs, spaces, pages and sections from process IDs. - User assignment via the organizational structure. - Authorization administration in the S/4HANA landscape with a Fiori-first approach. - Consulting and development in the S/4HANA greenfield area.
Discover over 15,000 top freelancers
Statistics of experts using UML
Aggregated from the professional profiles of matched freelancers.
Experience
20 years (Germany: 24 years)
Position duration
1.6 years (Germany: 5.2 years)
Positions per freelancer
16
Top business areas
Information Technology, Project Management, Product Development
Top industries
Information Technology, Banking and Finance, Transportation
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
89% (Germany: 91%)
Master's degree or higher
47% (Germany: 64%)
Doctorate
11% (Germany: 9%)
Certifications per freelancer
4
Most common languages
German, English, French
Speak two or more languages
100% (Germany: 97%)
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 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 UML
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
UML in practice
UML, the Unified Modeling Language, is used to describe software and system structure in a clear, shared format. It helps teams explain how parts fit together before code is written or when an existing system needs to be understood. Companies use it to reduce confusion in design reviews and handovers.
Common deliverables
- Use case diagrams for scope and actors
- Class diagrams for domain structure
- Sequence diagrams for interactions and flows
- Activity diagrams for process logic
- State diagrams for lifecycle behavior
Tooling and notation
Strong UML specialists work confidently with tools such as PlantUML, Sparx Enterprise Architect, Visual Paradigm, and draw.io. They know where a simple sketch is enough and where a formal model adds value. They also keep notation consistent, so teams can read the model without guessing the intent.
When companies hire help
Freelance support is useful when a project starts with unclear requirements, legacy systems need documentation, or several teams must agree on the same architecture view. It also helps during migrations, audits, and vendor handovers. In Frankfurt, this often matters for finance, logistics, and enterprise IT teams that need exact system descriptions.
What strong experts do
Good UML professionals do more than draw boxes and arrows. They ask which decision the model must support, then choose the right diagram and level of detail. They connect UML with domain language, API boundaries, workflows, and documentation so the result stays useful after the meeting ends.
Working with teams
UML work often sits between business, product, and technical specialists. Remote collaboration works well for modeling sessions, reviews, and documentation updates, while on-site workshops can help when many stakeholders need to align quickly. In Frankfurt, German and English communication is often expected, especially in larger organizations and international projects.
Frequently asked questions
Need clarity? These are the questions we hear most often about UML.
UML is used to describe software structure, behavior, and interactions in a way different specialists can read. It is common for requirements work, system design, documentation, and explaining how a change affects existing components. The Unified Modeling Language is especially useful when several teams need one shared view of the same system.
No. UML is often used for architecture, but it also supports analysis, requirements, process design, and technical documentation. A strong specialist knows when a simple use case or activity diagram is enough and when deeper model detail is needed.
UML is broader than BPMN for software behavior and structure, while BPMN is better for business process flow. Compared with ArchiMate, UML is usually more detailed at the system and component level. Many teams use UML together with one of these notations rather than treating them as direct replacements.
A solid UML specialist usually understands requirements analysis, domain modeling, software architecture, and documentation. Practical knowledge of tools like PlantUML or Enterprise Architect helps, but the real value is clear thinking and the ability to map business needs to precise models. Familiarity with APIs, microservices, or legacy systems is often useful too.
A UML expert is helpful as soon as a project has multiple actors, unclear boundaries, or a risk of misunderstanding. You do not need a huge initiative to benefit from modeling; even a small system can become easier to build and explain with the right diagrams. For larger changes, early support usually saves rework later.
Yes. UML work is often remote-friendly because the main tasks are workshops, diagram reviews, and documentation updates. For Frankfurt teams, a hybrid setup can work well if there are sensitive stakeholders, whiteboard sessions, or short alignment meetings that benefit from being in the same room.
Look for models that are clear, consistent, and tied to a real decision, not just decorative diagrams. A strong UML specialist explains why each diagram exists, avoids unnecessary notation, and keeps names aligned with the domain language. You should be able to use the result in review meetings, onboarding, or implementation planning without extra translation.
There is no difference in meaning. UML is the common abbreviation for Unified Modeling Language, and both names refer to the same standard notation. Searchers often use either term when they need specialists for diagrams, system modeling, or architecture communication.
The average hourly rate of freelancers in Frankfurt, Germany who have used UML in their recent projects is 112 €, which corresponds to a daily rate of about 897 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used UML in their recent projects, 89% hold at least a Bachelor's degree, 47% hold at least a Master's degree, and 11% hold a doctorate.
On average, freelancers in Frankfurt, Germany who have used UML in their recent projects have 20 years of professional experience, with a single engagement typically lasting around 1.6 years.
The most common languages among freelancers in Frankfurt, Germany who have used UML in their recent projects are German (100%), English (100%), and French (35%).
The most common industries among freelancers in Frankfurt, Germany who have used UML in their recent projects are Information Technology (87%), Banking and Finance (74%), and Transportation (52%).
The most common business areas among freelancers in Frankfurt, Germany who have used UML in their recent projects are Information Technology (100%), Project Management (91%), and Product Development (83%).
Main locations of FRATCH Experts, who have recently used UML
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 
Dortmund 
Essen 
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
