Stefan Stallmann
Digital Transformation & AI Strategy | Business Owner | Project, Program & Portfolio Manager
Experience
Digital & AI Transformation, Agile Culture & Business Management Consultant & Project Manager
Freelance
- Freelance work as a consultant (workshops and coaching for small to midsize companies in the areas of lean startup methodology, digital & AI transformation strategy, agile culture, design thinking)
- AI training & certification
- Project Management
Career Break
Full-time Parenting
OCIO/IT Director (Executive Management Board)
Medgate Germany
- IT & business strategy planning, implementation and control based on KPIs in management
- Responsibility for internal IT operations and pooling
- Product Portfolio Management
- Planning and implementation of app optimisations (patients of Medgate GmbH)
- Planning of a new web platform for doctors (patient management system) at Medgate GmbH
- Implementation of KBV-compliant video certification
- Screening Telematics infrastructure options
- Stakeholder management on Management Board level
Digital Health Consultant & IT Project Manager (Executive Management Board)
Medgate Germany
- Responsibility for the entire German digital projects and product portfolio: app (patients) and web (web-based patient management system) in the area of telemedical services
- Requirements according to agile principles with requirements of the users (user-focus design) and stakeholders
- Expansion of private health insurance services (PKV - e.g. Barmenia, SDK)
- Implementation for the SHI market (GKV Readyness)
- Major projects such as app API integration into the ADAC customer app
Digital Service, Agile Culture & Business Management Consultant
Freelance
- Freelance work as a consultant (workshops and coaching for small companies in the areas of lean startup methodology, digital transformation strategy, agile culture, design thinking)
- Project Management
Digital Health & Insurance (focus) | Deputy Cluster Lead | Director Operational Cluster Management
IBM IX DACH
Planning and implementation of mobile and digital service developments in an agile, cross-functional setup as business owner
Deputy Head of Division and Operational Cluster Manager for process alignment within the unit with profitability analysis and overall responsibility of the agile teams for customer projects
Expansion of the cluster (unit) with focus on Digital Health & Insurance with over 60 employees
Expansion of customer base including projects: BARMER (Barmer Bonus App, electronic patient record, digital strategy consulting)
Optimisation of internal work processes & agile work culture
Business development and portfolio management in the cluster
Portfolio expansion in the cluster to include Banking & Finance
Digital Health & Insurance (focus) | Director Mobile & Digital Service Development | Business Owner
IBM IX DACH
Planning and implementation of mobile and digital service developments in an agile setup as business owner
Successful development and management of several agile, user-centred, cross-functional teams with over 30 employees
Scaled development and management of the business ideation team
Expansion of customer base and projects: TK, AOK, VKB, IBM (Photo App White Label), Federal Foreign Office (App), EDEKA (App and Web Services), Signal Iduna
IoT Elderly Care App project (IBM white label solution)
Director Mobile & Digital Service Development | Business Owner
Aperto Move GmbH - An IBM Company
Planning and implementation of mobile and digital service developments in an agile setup as business owner
Successful development and management of agile, user-centred, cross-functional team
EDEKA customer app and web shop
Expansion of customer base and projects: VKB (IBM white label photo app), IBM (product ownership for the IBM white label photo app), Signal Iduna, Innogy, WV
IoT Elderly Care App project (IBM white label solution)
Senior Technical Project Manager
Hi-ReS! Marketing and Advertising
- Technical IT project management on senior level for DMK (German Dairy Cooperative) and BMW
- Planning and implementation with the web development team in a cross-functional setup
- Consultation and concept of campaigns, maintenance, relaunches, migrations and new development
- Consultation, concept, expense budgeting, project control and team control
IT Product Manager / IT Project Manager / IT Consultant
Freelance
- Freelance activity as Project Manager and IT Consultant
Product Manager
~sedna GmbH & q-bus Mediatektur GmbH
Managed the design and implementation of complex integration projects in enterprise architecture, Brand World, exhibition, event, communication rooms, stage shows and interactive special solutions
In charge of two product areas: multi-touch hardware and software solutions (
sedna touch) and digital signage (sedna presenter)Providing leadership in the entire product portfolio and software lifecycle: coordination of teams, product specification and development, prioritization of features, evaluation of new ideas, market analysis, monitoring profitability and controlling success
Building up a worldwide distribution and partner network
Providing input during technical design sessions for new products and feature enhancements
Providing product expertise and documentation to technical staff (development, graphic design, support, QA, UI teams)
Ensuring successful deployment of features and products
Coordinating post-launch activities to validate that the product works as designed
Attending trade shows and presentations
Providing and coordinating high-quality training for new products and enhancements to customers
Ensuring high-quality marketing materials for new and existing products and major feature improvements
Head of IT Department (Internet, Multimedia & Online Conferencing)
Peito GmbH
- Online conferencing with own webPK tool (web press conferences)
- Websites implementation and further development (MySQL, PHP, CMS-based)
- Product management webPK: defining and implementing test cases, quality assurance
- Art director and content developer for visual communication: video, animation, internet
- Conception of GUI and usability analysis for internet and multimedia projects
- Technical consultant for strategy and development of webPK software and hardware, customer presentations, support and quoting
Technical Project Manager / IT Consultant
Peito GmbH
- Internet, rich-media streaming, administration and maintenance of webPK
- Video production, multimedia CD/DVD production, kiosk systems
- Maintenance of CMS-based websites, graphic design and implementation of presentations and information (web and print)
- Online demonstrations of webPK tool
Web Designer & Developer
infocon GmbH
- Company website implementation for a consulting firm in SAP, internet and e-commerce projects, business and IT strategies
Web Project Manager - Internship
SYNAPSE -
- Responsible for the concept and implementation of the company's website: coordination with developers and designers, usability, navigation, web design, programming and editing
Web Development & Multimedia TV - Internship
Peito GmbH
- Internship focused on multimedia development: CD-ROM, information terminals, internet, imaging, animation and web programming
- Coordination and maintenance of the multimedia powered news of the Potsdam City TV channel
Caregiver for adults with disabilities
Compulsory Civil Services
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Information Technology (13.5 years), Media and Entertainment (9 years), Healthcare (6.5 years), Professional Services (4 years), Insurance (2.5 years), and Advertising (2.5 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Product Development (17.5 years), Information Technology (17.5 years), Project Management (13 years), Marketing (5.5 years), Strategy (5 years), and Quality Assurance (4 years).
Summary
AI, Product & Project Leader | Digital & AI Transformation Expert
Driving digital transformation, AI strategy, product innovation, and complex IT projects for 20+ years across web, mobile, apps, hardware, and digital ecosystems. Experienced in project & product management, lean leadership, agile cross-functional teams, and stakeholder engagement.
Certified in AI Management, Scrum Product Ownership, PRINCE2 Agile, Business Innovation, and Leadership. Contributor to IBM iX DACH, Otto Group, Medgate Germany, across Digital Health & Insurance, Retail, Automotive, Industry, Entertainment, and Public Sector, etc.
Focus Areas: Digital Transformation, IT & Product Strategy, AI & Generative AI, Project Delivery, Digital Services, IoT, Collaboration Tools, Content & Media Tech
Skills
- Management
- Analytical Skills
- Leadership
- Project Management
- Agile Methodologies
Languages
Education
HTW Berlin
Diploma in Computer Science, International Media Informatics · International Media Informatics · Berlin, Germany
Leibniz-Gymnasium Offenbach am Main
High School Diploma · Offenbach, Germany
Certifications & licenses
PRINCE2 Agile Foundation Certificate
karriere tutor GmbH
Certified AI Manager
karriere tutor GmbH
Accelerated Pmp® Exam Prep Certificate
Certified Scrum Product Owner® Certificate
SCRUM ALLIANCE
Profile
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