Hans L.-Requirements Engineer
Check rate
Experience
Requirements Engineer
REWE Systems GmbH
- Gather requirements from business departments and stakeholders
- Organize and conduct workshops
- Create and support user stories (from refinement through rollout) and mapping
- Facilitate regular SCRUM meetings
- Identify and analyze opportunities for optimization, such as the REWE Pick&Go app
- Facilitation and communication with service providers
- Requirements Engineering involving external systems
- DWH/BI solution: Loyalty reporting with MicroStrategy
- ITIL (framework for providing IT services)
- Quality assurance (Quality Gates) based on ISTQB
Business Analyst Data Management
Deutsche Bahn AG
- Describe, align, and document functional and non-functional requirements (Epics, Features, User Stories)
- Create functional system and business interface specifications
- Create data models and requirements for data and data sources
- Manage stakeholders and plan and conduct workshops
- Advise the DWH/BI Product Owner and conduct Quality Gates
Project Manager / Technical Product Owner / Business Analyst
Messe München GmbH
- Advise on implementing the EU GDPR and data quality
- Stakeholder, conflict, and quality management
- Plan the digital solution architecture: Salesforce, MCAD, Aditus access system, commission system, SAP FI, shop systems, AOA, DWH/BI solution
- Coordinate with external connected systems
- Create user stories for interfaces between Salesforce and connected systems
- Develop a migration concept for transferring data from the legacy system
- Requirements Engineering for connected systems
- Specify requirements for an international commission system
Business Analyst and Solution Architect
C&A
- Work in the “Customer,” “Newsletter,” “Mobile App,” “Loyalty,” and “Order” microteams
- Product Owner for “Customer” and “Newsletter”
- Lead weekly microteam meetings (business and technology)
- Describe and define E2E and LEG stories (E2E user stories, E2E journeys, and sub-journeys)
- Interfaces and integration of the CRM system with point-of-sale systems and online shops
- Design digital solution architectures with Salesforce and shop systems
- Integrate and test new point-of-sale systems
- Process and business engineering for new and legacy systems (ERM, UML, data flow)
- Support the MDM team with customer and order data
Test Management:
- Create the test strategy and test master plan for SIT and UAT
- Define test suites and test cases (TestRail in JIRA)
- Conduct application and SIT tests of end-to-end interfaces
- Document tests and results at the user story level
Requirements Engineer / Product Owner
Stadt Wien
- Requirements analysis and management for tenders
- Review software functionality and describe missing features (MS Project, JIRA, Confluence, Trello)
- Develop proposed solutions
- Integrate Salesforce, IBM Watson, ChatBots, and VoiceBots
- Set up a PMO for the corporate group
- Lead workshops to identify customer requirements
- Create specifications based on requirements specifications
- Coordinate with Professional Services (MS SQL Server, MS Power BI, MS Visual Studio, Oracle APEX, DWH/BI data foundation)
- Support customers in day-to-day operations
- Stakeholder, conflict, and quality management
Service Delivery Management:
- Monitor and adjust on-call, ticketing, and documentation processes
- Coordinate with existing customers on requirements and concerns
- Continuously monitor customer requests in development
PMO Implementation
Provider of personnel planning systems
- Selection, setup and implementation of a web-based PMO system (ZEP) for project management, time tracking, document and receipt management
- Definition of billing processes for customers and employee cost accounting
- Coordination of processes with the tax consultant and implementation of leave management
- Development of an authorization concept for different roles
- Training, onboarding and support for project managers
- Weekly forecasting and cross-project controlling
- Implementation of DATEV Unternehmen Online (Digital Office)
- Creation of manuals for administrators and project staff
Project Lead / Product Owner / Requirements Engineer
- Requirements analysis and documentation using ARIS
- Business process and data modeling, and preparation of requirements and functional specifications
- Development management, coordinating service providers for an accessible website and smartphone app
- Description of web services (MS technology) for development partners
- Selection and implementation of a CRM system (CAS)
- Planning, design and procurement of a motion sensor (China), including logistics
- Design and development management of a workplace health promotion system (website, app, reports)
- Establishment of a sales organization and integration of an external sales team
- Participation in panel discussions on workplace health
Requirements Engineer / Project Lead
Vienna Communications Consulting GmbH
- Requirements analysis and documentation, and preparation of test and acceptance criteria
- Business process and data modeling (EPK, ARIS)
- Preparation of business and IT concepts
- Setup of a DWH/BI solution
- Development management (back office, accessible website, mobile app, Facebook)
- Combination of agile and waterfall methods
- Access management
- Support with implementation and training
Project Lead / Requirements Engineer
Accarda AG
- Requirements analysis and documentation, and definition of test criteria
- Business process and data modeling (BPMN, EPK, ARIS)
- Preparation of business and IT concepts for web design (Oracle, Java, Typo3, MySQL)
- Management of service providers and authorization concept
- Support with implementation and GDPR compliance
Project Manager / Requirements Engineer
Vienna Communications Consulting GmbH
- Requirements analysis and documentation, and definition of test and acceptance criteria
- Business process and data modeling (BPMN, EPK, ARIS)
- Migration of legacy data (300.000 master and transaction records)
- Creation of an authorization concept for back-office users
- IT management and coordination of service providers
- Setup of a BI system on MS SQL Server and MS Power BI
- Definition, testing and execution of email and SMS campaigns
- Creation of customization manuals and training of ORF employees
Project Manager / Requirements Engineer
Vienna Communications Consulting (VCC)
- Requirements analysis, documentation and definition of test criteria
- Business process and data modeling (BPMN, EPK, ARIS)
- Development of business and IT concepts
- IT management of development and customization
- Management of service providers and support during implementation
Project Manager / Requirements Engineer
Vienna Communications Consulting (VCC)
- Requirements analysis, documentation and definition of test criteria
- Business process and data modeling (BPMN, EPK, ARIS)
- Development of business, data and IT concepts
- eCommerce IT management and coordination of all service providers
- Support with nationwide rollout and community building
Project Manager / Requirements Engineer
Volksbanken Raiffeisenbanken
- Requirements analysis and coordination with clients (DZ Bank, WGZ Bank, MasterCard)
- Documentation of requirements, including test and acceptance criteria
- Business process and data modeling (BPMN, EPK, UML)
- Integration of VISA credit cards
Business Analyst / Project Manager
Volksbanken Raiffeisenbanken
- Preparing a proposal to expand the VR-PLUS member benefits program
- Leading project implementation and business analysis
- Coordinating the detailed concept with DZ Bank and WGZ Bank
- Coordinating with the web agency and hosting partner
- Installing and customizing the solution
Project Manager / Requirements Engineer
Stadtwerke München
- Setting up a loyalty system with a 2-tier customer card and coupons
- Requirements analysis and documentation of test and acceptance criteria
- Business process and data modeling (BPMN, EPK, CaseWise)
- Development of business and IT concepts
- Identity and access management
- Training the service team and supporting the rollout
- Preparing administrator and support manuals
Project Management
PRO7
- Design and launch of the CashDay couponing platform for PRO7 Club members
- Project management, development of the concept and launch strategy
Project Management
Deutsche Sparkassen
- Management of the S-points loyalty program
- Business process analysis, data modeling and design
- Rollout at participating savings banks and training of customer teams
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Professional Services, Media and Entertainment, Banking and Finance, Retail, and Healthcare.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Business Intelligence, Project Management, Quality Assurance, Product Development, and Logistics.
Summary
I have built my career by gathering, analyzing, and documenting requirements in a wide range of complex environments. I am particularly good at turning stakeholder needs into functional solutions, leading workshops, and ensuring smooth rollouts. My experience ranges from digital loyalty systems to integrating complex IT platforms, always with a focus on quality and clarity.
I have solid knowledge of business analysis, data modeling, and process improvement. My hands-on approach helps me identify opportunities for optimization and guide teams using agile and structured methods, ensuring practical and effective results for every challenge.
Translated with DeepL.com (free version)
Skills
Business Analysis
Business Engineering
Dwh/Bi
Requirements Engineering
Product Owner
Project Management
Bpmn
Client Relations
Requirements
Stakeholder Management
Quality Management
Conflict Management
Identify And Analyze Opportunities For Optimization, Such As The Rewe Pick&Go App
Facilitation And Communication With Service Providers
Requirements Engineering Involving External Systems
Dwh/Bi Solution: Loyalty Reporting With Microstrategy
Itil (Framework For Providing It Services)
Quality Assurance (Quality Gates) Based On Istqb
Projects: Rws, Hop, Papinet, Obility (External System)
Tools: Jira, Confluence, Conceptboard, Loyalty, Snowflake, Airflow, Dbt, Oracle, Teradata, Dbeaver, Postgresql, Squirrel, Microstrategy, Lucidchart, Miro
Languages
Statistics
Experience
Expertise
Frequently asked questions
Have questions? Find more information here.
Hans is based in Munich, Germany and can operate in on-site, hybrid, and remote work models.
Hans speaks the following languages: German (Native), Dutch (Elementary).
Hans has at least 24 years of experience. During this time, Hans has worked in at least 12 different roles and for 13 different companies. The average length of individual experience is 1 year and 5 months. Note that Hans may not have shared all experience and actually has more experience.
Based on recent experience, Hans would be well-suited for roles such as: Requirements Engineer, Business Analyst Data Management, Project Manager / Technical Product Owner / Business Analyst.
Hans's most recent position is Requirements Engineer at REWE Systems GmbH.
In recent years, Hans has worked for REWE Systems GmbH and Deutsche Bahn AG.
Hans is most experienced in industries like Information Technology, Professional Services, and Media and Entertainment. Hans also has some experience in Banking and Finance, Retail, and Healthcare.
Hans is most experienced in business areas like Information Technology, Business Intelligence, and Project Management. Hans also has some experience in Quality Assurance, Product Development, and Logistics.
Hans has recently worked in industries like Information Technology, Retail, and Transportation.
Hans has recently worked in business areas like Business Intelligence, Information Technology, and Quality Assurance.
Hans is immediately available full-time for suitable projects.
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Average rates for similar positions
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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 15 Nov 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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