Lead/Senior Product Designer UX/UI · Design System Architect
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- 5 Referenzen
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- Hamburg
- Europa
- de | en | fr
- 20.03.2026
- Contract ready
Kurzvorstellung
Auszug Referenzen (2)
"I highly recommend AKI: a detail-oriented, experienced product designer who brings speed to new initiatives and builds scalable systems."
2/2022 – 7/2022
Tätigkeitsbeschreibung
AI-powered sustainability platform automating packaging data management and plastic tax compliance. I've designed the role-based, scalable enterprise system architecture for the processing of high volumes of tax-compliant, AI-driven data and multi-role workflows.
- Cost Efficiency: UX & UI design enabled up to 80% AI-driven reduction in plastic tax reporting costs
- Data Scale: 236M+ data points processed, 800K+ packaging comp., 160K+ products classified
- AI-UX Integration: Turned AI data checks into actionable UI with low cognitive and interaction cost
- Bilingual: Defined coherent UX/UI in German and English down to microcopy
- Design System: Scalable component driven UI systems for operational efficiency
- Role-Based KPI dashboards & reporting architecture
- Impact: SDG 8 (responsible consumption and production), SDG 13 (climate action), (SDG 14, 9)
AI-Powered Sustainability Compliance B2B SaaS · Circular Economy
Agile Methodologie, Design Thinking, Extreme Programming, Figma, Interaction Design, Jira, Lean Startup, Leiter Design, Nutzerforschung, Projektleitung / Teamleitung (IT), Prototyping, Responsive Webdesign, Saas, Usability Testing, User Experience (UX), User Interface (UI)
"Aki bietet eine äußerst seltene Kombination: höchste Design-Kompetenz, tiefes UX-Verständnis und praxistaugliche Adaptionen. Unbedingte Empfehlung!"
1/2018 – 3/2024
Tätigkeitsbeschreibung
Co-founded the social scheduling platform challenging traditional group scheduling models. Led the complete product design from early concepts and business model design through multiple product iterations. Development has been stopped for the time being.
- Product Discovery: JTBD-based UX strategy with hypothesis-driven validation cycles
- Product development: Led end-to-end continuous user-centred feature delivery
- Cross-platform systems: Designed and maintained UI & design systems across iOS, Android, Web
- Business Model: Pioneered C2B model redefining traditional scheduling workflows
Social Group Scheduling Product · Mobile App · C2B Business Model
Agile Methodologie, Android, Business Model, CSS (Cascading Style Sheet), Design Thinking, Extreme Programming, Figma, Git, HTML5, iOS, Lean Startup, Microsoft Visual Studio, Mobile Application Development, Nutzerforschung, Produktmanagement, Prototyping, Sketch, Usability Testing, User Experience (UX), User Interface (UI)
Geschäftsdaten
Qualifikationen
Projekt‐ & Berufserfahrung
5/2023 – 6/2024
Tätigkeitsbeschreibung
Provided hands-on product design leadership from validation to MVP launch in 70 days, working closely with the Interim CPO and Tech Lead, scaling to 30+ B2B clients. Designed bilingual UX and UI design systems to enable product-market fit on time.
- 70-day MVP: From ideation to validation to launch in the first 70 days
- Compliant UX Architecture: Streamlined user flows for 150+ countries
- Team Building: Hired, onboarded design talent within 1 week; mentored toward higher ownership
- Alignment: Engaged stakeholders across functions ensuring product and UX strategy buy-in
- Design System: Scalable architecture enabled rapid feature development and client customisation
- Technical Integration: Localisation (Lokalise), RBAC, SSO, account customisations, HRIS API integration
HR Tech · B2B SaaS platform · Corporate Venture
Inkassomitarbeiter, Kalkulator, Agile Methodologie, Design Thinking, Extreme Programming, ICEM Shape Design, Interaction Design, Lean Startup, Leiter Design, Nutzerforschung, Projektleitung / Teamleitung (IT), Prototyping, Responsive Webdesign, Saas, Software Design, Usability Testing, User Experience (UX), User Interface (UI)
2/2022 – 7/2022
Tätigkeitsbeschreibung
AI-powered sustainability platform automating packaging data management and plastic tax compliance. I've designed the role-based, scalable enterprise system architecture for the processing of high volumes of tax-compliant, AI-driven data and multi-role workflows.
- Cost Efficiency: UX & UI design enabled up to 80% AI-driven reduction in plastic tax reporting costs
- Data Scale: 236M+ data points processed, 800K+ packaging comp., 160K+ products classified
- AI-UX Integration: Turned AI data checks into actionable UI with low cognitive and interaction cost
- Bilingual: Defined coherent UX/UI in German and English down to microcopy
- Design System: Scalable component driven UI systems for operational efficiency
- Role-Based KPI dashboards & reporting architecture
- Impact: SDG 8 (responsible consumption and production), SDG 13 (climate action), (SDG 14, 9)
AI-Powered Sustainability Compliance B2B SaaS · Circular Economy
Agile Methodologie, Design Thinking, Extreme Programming, Figma, Interaction Design, Jira, Lean Startup, Leiter Design, Nutzerforschung, Projektleitung / Teamleitung (IT), Prototyping, Responsive Webdesign, Saas, Usability Testing, User Experience (UX), User Interface (UI)
1/2022 – offen
Tätigkeitsbeschreibung
Individuell beauftragt als Lead Product Designer und Design System Architect für Product Discovery, Corporate Identity/Brand Entwicklung und Design und skalierbare Design Systeme.
Solo Freelance Projekte:
* 2025–2026 · PropTech-Startup (Stealth): Markenidentität und Design System von Grund auf
* 2025 · Healthcare SaaS (NDA): Product Discovery und UX-Roadmap für Plattformerweiterung
* 2025 · Ringer (HR-Tech SaaS / ATOSS): UX-Architektur, Rebranding und Plattform-Relaunch
* 2024 · 1komma5° (Energie / IoT): Design-System-Beratung und Komponentenstrategie
* 2022-2023 · Mercedes-Benz (Automotive): Design System Refactoring
* 2022 · Babymarkt (E-Commerce) · UX Audit
* 2022 · Tagesspiegel (Media) · UX-Architektur und Relaunch
Gemeinsam mit SDGventure in der Rolle als Principal Product Designer (strategische Hands-on Lead UX&UI Design Rolle) mache ich gemeinsam mit Product und Tech Lead Projekte zukunfts- und tragfähig.
SDG Venture Projekte (Details siehe unten)
* 05.2023 – 06.2024 · Design Director, whatever.works (JobRad Venture) — Verantwortung für das gesamte Produktdesign — von der initialen Discovery bis zur mandantenfähigen Enterprise-Plattform.
* 02.2022 – 07.2022 · Principal Product Designer, PlasticPlan (Henkel Venture) — UX-Design für die automatisierte Plastiksteuer-Compliance über datenintensive, KI-getriebene Klassifizierungs-Workflows.
Weitere Kunden: Babymarkt, Tagesspiegel Media, Mercedes-Benz
Agile Methodologie, Application Development, Benutzerschnittstelle / Mensch-Maschine-Schnittstelle (MMS), Digitale Transformation, Figma, Git, Interaction Design, Interactive design, Jira, Konzeption (IT), Lean Startup, Leiter Design, Microsoft Visual Studio, Mobile Application Development, Nachhaltigkeit, Produktmanagement, Projektleitung / Teamleitung (IT), Prototyping, Saas, SAP Fiori UX, Schulung / Coaching (allg.), Usability Testing, User-Interface-Designer, User Experience (UX), UX / UI Designer, Zielgruppenstrategie
6/2018 – 5/2020
Tätigkeitsbeschreibung
ERP Systems / POS SaaS
UX leadership for retail and hospitality POS/ERP platform serving SME market. Delivered comprehensive modules including reservations, pick-up & delivery, online presence, business documents, a modular KPI dashboard and dashboard widgets.
**Key Contributions**:
- **Modular Design Systems**: Scaled architecture for complex multi-device workflows across multiple verticals (gastronomy, retail, beauty salons, services, e-commerce)
- **SME-Focused UX**: Simplified complex ERP processes for non-technical business users
- **UX Architecture:** Developed robust service blueprints to support fragmented, real-life user journeys with rapid context shifts and multi-role handovers
- **Engineering Partnership**: Ensured design QA and performance optimization throughout development cycles
Agile Methodologie, Application Development, Confluence, CSS-Programmierer, CSS (Cascading Style Sheet), Design Thinking, E-Commerce, Figma, Git, HTML, Interaction Design, Jira, Leiter Design, Microsoft Visual Studio, Mobile Application Development, Nutzerforschung, Prototyping, Responsive Webdesign, Saas, Sketch, User Experience (UX), User Interface (UI)
1/2018 – 3/2024
Tätigkeitsbeschreibung
Co-founded the social scheduling platform challenging traditional group scheduling models. Led the complete product design from early concepts and business model design through multiple product iterations. Development has been stopped for the time being.
- Product Discovery: JTBD-based UX strategy with hypothesis-driven validation cycles
- Product development: Led end-to-end continuous user-centred feature delivery
- Cross-platform systems: Designed and maintained UI & design systems across iOS, Android, Web
- Business Model: Pioneered C2B model redefining traditional scheduling workflows
Social Group Scheduling Product · Mobile App · C2B Business Model
Agile Methodologie, Android, Business Model, CSS (Cascading Style Sheet), Design Thinking, Extreme Programming, Figma, Git, HTML5, iOS, Lean Startup, Microsoft Visual Studio, Mobile Application Development, Nutzerforschung, Produktmanagement, Prototyping, Sketch, Usability Testing, User Experience (UX), User Interface (UI)
9/2016 – 2/2018
Tätigkeitsbeschreibung
FinTech / B2B2C SaaS Collections
Contract extended to permanent employment after 7 months.
Led the UX and design as the founding Product Designer to create a customer centric collections platform. Designed scalable dunning and self-service payment flows for enterprise clients within regulated finance environment. Architected a B2B2B SaaS receivables management platform, powered by smart ML driven claim resolution.
**Specialized Contributions**:
- **Traction:** Delivered product design that helped scale receivables management to €25M
- **White-Label Architecture**: Built modular design systems supporting multiple client brands
- **Payment Journey Optimization**: Self-service flows reducing customer service dependencies
- **Regulatory Compliance**: Receivables management workflows within strict financial and GDPR rules
Agile Methodologie, Business Software, Design Thinking, Extreme Programming, Git, Interaction Design, Jira, Konzeption (IT), Lean Startup, Microsoft Visual Studio, Nutzerforschung, Prototyping, Responsive Webdesign, Saas, Sketch, Usability Testing, User Experience (UX), User Interface (UI)
2/2016 – 8/2016
Tätigkeitsbeschreibung
Zero-to-One company building phase of the FinTech / B2B2C SaaS Collections corporate startup that later became collect.AI within Otto Group.
Led the UX and UI design as the founding product designer to create a customer-centric receivables platform from scratch. Designed the multi-party, white-label self-service payment and debt-resolution flows and the AI-driven B2B SaaS receivables management platform.
I shaped the core user experience of early pilots, the MVP and helped scaling it as collect.AI later on, starting with a tiny team of about five and growing quickly to about 25, later to about 60 people.
Agile Methodologie, Extreme Programming, Git, Interaction Design, Jira, Konzeption (IT), Lean Startup, Microsoft Visual Studio, Prototyping, Saas, Sketch, Usability Testing, User Experience (UX), UX / UI Designer
11/2015 – 9/2016
Tätigkeitsbeschreibung
Digitized vegetation risk assessment for Swiss railway infrastructure through GIS-enabled iPad/web application. Mapped complete field-to-office workflows for public sector efficiency and sustainability.
- Enterprise Complexity: Public sector hierarchy alignment through iterative design workshops
- Mobile-First for Field Work: Designed offline-capable iPad application enabling field workers to capture data in areas with limited connectivity and seamless cloud sync
- GIS integration: Map-based data capture and infrastructure visualisation enabling workflows from monitoring and assessment to proposing and approving measures
- Field-to-Office: Mapped complete workflows from field assessment through back-office processing
- Component Library: Design system aligned with SBB corporate identity across iOS and web
Enterprise GIS · Infrastructure SaaS
Agile Methodologie, Application Development, Confluence, Interaction Design, Jira, Lean Prozesse, Leiter Design, Mobile Application Development, Prototyping, Requirements Management, Responsive Webdesign, Saas, Usability Testing, User Experience (UX), User Interface (UI)
9/2013 – 1/2014
Tätigkeitsbeschreibung
Designed the real-time team collaboration experience for “Project Ansible” (productised as Circuit) on site at frog Munich. Worked in close collaboration with product leads and lead software architects from Siemens(SEN)/Unify across continents. Ensured cross-platform consistency across mobile, web, and tablet for multi-modal enterprise communication.
Enterprise Communications · Cloud-Based Team Collaboration SaaS
Agile Methodologie, Application Development, Confluence, Design Thinking, Interaction Design, Jira, Konzeption (IT), Mobile Application Development, Nutzerforschung, Prototyping, User Experience (UX), User Interface (UI)
1/2004 – offen
Tätigkeitsbeschreibung
Siehe mein offen zugängliches LinkedIn-Profil: -Hyperlink entfernt-
Fokus auf Lean Product/Service Design und Development im Startup und Venture Building sowie im Enterprise Kontext.
Highlights:
## Senior/Lead Product Design (UX & UI) in der Corporate Startup und Venture Building Welt:
* 2025: Brand Identity (Figma, Gemini AI Studio) @ PropTech Startup
* 2025: Rebranding & Relaunch @ Time Management B2B SaaS
* 2023- 2024: Lead Product Designer @ WHATEVER.WORKS/JobRad (New Work)
* 2022: Lead Product Designer @ PlasticPlan/Henkel (Circular Economy)
* 2018-2020: Senior Product Designer @ enfore AG (ERP/POS für SMB at scale mit Partnern wie Deutsche Telekom, Swisscom, Servisa)
* 2016-2018: Founding Interaction Designer @ collect.AI (Otto Group Fintech)
## Senior/Lead Product Design (UX & UI) und UX Design Architektur mit Enterprise Kunden wie:
* 2024: 1komma5°: Design System Consulting
* 2022–2023: Senior Product Designer, Design System Refactoring @ Mercedes-Benz
* 2022: Lead UX & UI Designer, Relaunch @ Tagesspiegel Media
* 2022: E-Commerce UX Audit @ Babymarkt
* 2015-2016: Senior Interaction Designer, B2B GIS Infrastruktur App (Feld und Backoffice) @ SBB, Schweizerische Bundesbahnen IT
* 2015: Senior Interaction Designer, SAP Fiori UX, Global Design @ SAP
* 2013-2014: Unify Circuit (vormals Siemens Enterprise Communications) mit Frog Design München
* 2013: User Experience Designer, Search UX @ Immonet
* 2011: Art Director (IA & Design), Relaunch Telefónica o2.de
* 2009: Art Director (IA & Design), Daimler/Mercedes-Benz Relaunch of My Mercedes. Academics (Die Zeit)
* 2008-2012: Senior User Experience & -Interaction Designer @ Rossmann/Rossmann Online
* 2006-2008: Art Director (UX) für CTS Eventim, DaimlerChrysler, Audi, Trilux, Lesen.de/JPC, sqoops,
Android, Business Model, iOS, Konfliktlösung, Konzeption (IT), Lean Startup, Nutzerforschung, Product Owner, Produktdesign, Projekt - Start-Up-Workshop, Prototyping, Responsive Webdesign, SAP Fiori UX, Team Building, Technische Projektleitung / Teamleitung, Usability Testing, User Experience (UX)
Ausbildung
HAW Hamburg, Department Design
Hamburg
Über mich
?? Schweizer Staatsbürger
? Hamburg, Deutschland (Hybrid / Remote)
? B2B-Projektverträge (3–18+ Monate)
✅ Verfügbar · 3–5 Tage/Woche
Aktuellste Projekte (Heute bis 2024):
Individuell beauftragt als Lead Product Designer und Design System Architect für Product Discovery, Corporate Identity/Brand Entwicklung und Design und skalierbare Design Systeme.
## Solo Freelance Projekte:
* 2025–2026 · PropTech-Startup: Markenidentität und Design System von Grund auf
* 2025 · Healthcare SaaS (Startup): Product Discovery und UX-Roadmap für Plattformerweiterung
* 2025 · HR-Tech SaaS / ATOSS: UX-Architektur, Rebranding und Plattform-Relaunch
* 2024 · Energie / IoT (Unicorn): Design-System-Beratung und Komponentenstrategie
* 2022-2023 · Globaler Automotive Konzern: Design System Refactoring
* 2022 · E-Commerce · UX Audit
* 2022 · Tageszeitung/Media · UX-Architektur und Relaunch
Gemeinsam mit SDGventure in der Rolle als Principal Product Designer (strategische Hands-on Lead UX/UI Design Rolle) mache ich gemeinsam mit Product und Tech Lead Projekte zukunfts- und tragfähig.
## SDG Venture Projekte (Details siehe unten):
* 05.2023 – 06.2024 · Design Director, HR-Tech/New Work (Corporate Venture) — Verantwortung für das gesamte Produktdesign — von der initialen Discovery bis zur mandantenfähigen Enterprise-Plattform.
* 02.2022 – 07.2022 · Principal Product Designer, KI-gestütztes RegTech · Kreislaufwirtschaft (Corporate Venture) — UX-Design für die automatisierte Plastiksteuer-Compliance über datenintensive, KI-getriebene Klassifizierungs-Workflows.
Weitere Kenntnisse
* Figma (Variables, Tokens, Auto Layout)
* Komponentenbasierte Design Systems
* Design-to-Code (Storybook, Tokens)
* Multi-Device-Systeme (Web, Mobile, POS)
* WCAG / Barrierefreiheit
Ideation & Zusammenarbeit
* Notion · Miro · FigJam · Excalidraw
* JIRA · Asana · Linear
* Slack
Design Engineering
* Git Workflows (GitHub/GitLab)
* HTML5 · CSS3 · CSS Transitions
* Micro-Interactions & Motion
* VS Code
Methoden & Frameworks
* Shape Up (Produktstrategie)
* Jobs-to-be-Done (JTBD)
* Event Storming & Service Design
* Lean UX & Rapid Prototyping
* Audit-to-Implementation-Zyklen
Persönliche Daten
- Deutsch (Muttersprache)
- Englisch (Fließend)
- Französisch (Gut)
- Europäische Union
- Schweiz
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