Senior UI Designer
Aktualisiert am 09.09.2026
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 13.09.2026
Verfügbar zu: 50%
davon vor Ort: 20%
UX/UI-Design
Concept Design
Branding
Figma expert
Designsysteme
Organisation
Teamleitung

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

7 Jahre 5 Monate
2018-08 - 2025-12

various

Co-Founder & Product Design Lead
Co-Founder & Product Design Lead
This company was founded in 2018. At its peak, it employed 12 people and served clients ranging from startups to large corporations. We developed digital products that were both functional and visually appealing. Our range of services included user research, UX/UI design, prototyping, and design systems; we also collaborated closely with clients and developers to create and optimize seamless product experiences.
  • Leading the product design teams
  • Defining agency vision and strategy
  • Overseeing projects and creative direction
  • Building and managing teams, managing budgets
on request
3 Monate
2025-09 - 2025-11

Redesign of the Company owned Developer Platform

Senior Product Designer
Senior Product Designer
I worked with a team on the relaunch of the developer portal. The first version was released in 2024; the portal was updated to a new design system and expanded with additional features. My primary responsibility was to implement the design with pixel-perfect precision and ensure seamless collaboration between the design team and the developers.
  • Designing intuitive web and mobile interfaces
  • Creating and maintaining design systems
  • Translating requirements into wireframes and prototypes
  • Collaborating with UX, product, and dev teams
  • Applying user feedback to refine designs
  • Ensuring accessibility and UI best practices
Deutsche Telekom
7 Monate
2025-03 - 2025-09

Several Projects - Branding & Logodesign for a Lawyer and different StartUps

Brand Designer
Brand Designer
I have supported multiple startups in developing and refining their brand identities, helping them establish a strong visual presence from the ground up. I designed the complete visual identity and branding for a law firm, crafting a professional, trustworthy, and cohesive image across print and digital materials. My approach combines creative concept development with strategic thinking. 
  • Creating and evolving brand identities
  • Designing logos, visual systems, and guidelines
  • Translating brand strategy into clear visual concepts
7 Monate
2025-02 - 2025-08

Redesign of the global Company Page

Senior Product Designer
Senior Product Designer
This is a network of independent engineering firms and technical experts in the renewable energy sector. The network comprises more than 40 independent firms?both domestic and international?with over 180 specialists worldwide. Since the beginning of 2025, I have been working closely with the executive board and the leadership team to redesign the global website.
  • Conducting competitor analysis to identify market trends and opportunities 
  • Creating wireframes and interactive prototypes for web and mobile
  • Designing high-fidelity visual interfaces
  • Building and maintaining scalable design systems
8.2 Group
5 Jahre
2013-08 - 2018-07

UI Design

Senior UI Designer
Senior UI Designer
I worked on the innovation team, where prototypes for the company's future digital offerings were developed. We covered areas such as service and customer interaction, TV products, sports channels, and many others. We also developed the Telekom chatbot, which won multiple awards as the best German bot.
  • Designing intuitive web and mobile interfaces
  • Creating and maintaining design systems
  • Translating requirements into wireframes and prototypes
  • Collaborating with UX, product, and dev teams
  • Applying user feedback to refine designs
  • Ensuring accessibility and UI best practices
Deutsche Telekom AG
1 Jahr 2 Monate
2016-08 - 2017-09

Leading a team

Team Lead Design
Team Lead Design
This startup set out to evolve the way people communicate. The company aimed to fundamentally transform the mobile communications industry and, as a pioneer in digital communication, engage users worldwide. We challenged the status quo and discovered new ways of communicating.
  • Defining and driving app design vision and strategy
  • Leading UI/UX across mobile and web platforms
  • Developing and maintaining design systems
  • Collaborating with product, engineering, and marketing teams
  • Conducting user research and iterating based on feedback 
Immmr GmbH
1 Jahr 10 Monate
2011-10 - 2013-07

Designing UI and Icons for a SaaS Company

UI & Icon Designer
UI & Icon Designer
This company offers an IT operations management platform that provides enterprises with full visibility and control over their entire IT/OT infrastructure. It enables the discovery, monitoring, and securing of all devices within complex networks.
  • Designing user interfaces for web and desktop platforms
  • Creating and maintaining a comprehensive set of icons and visual assets
  • Contributing to the design system to maintain consistency and scalability
Auconet Solutions GmbH
2 Jahre 2 Monate
2009-08 - 2011-09

Print campaigns and online presence

Senior Art Director
Senior Art Director
This company was formed through the merger of three locations (Cologne, Berlin, and London) of the (company name available upon request). There, I managed a client for the Swiss market and was responsible for print campaigns as well as the online presence.
  • Leading the creative vision for print campaigns from concept to execution
  • Designing layouts for brochures, posters and other print materials
  • Overseeing brand consistency across all print materials
  • Managing multiple projects and timelines & ensuring creative excellence
  • Reviewing proofs and ensure quality production
New ID Media
2 Jahre 1 Monat
2007-08 - 2009-08

Print campaigns for the Swiss market

Art Director
Art Director
This company was a 360-degree digital agency for international B2C brands. Founded in southern Germany, it was later based in Berlin. At the agency, I was responsible for a specific client; my role involved developing campaigns for the Swiss market.
  • Translating campaign concepts into high-quality print-ready designs
  • Collaborating with the team, copywriters and production teams
  • Ensuring brand consistency across all print materials
  • Preparing and reviewing print files for production
ID Media AG
10 Monate
2006-10 - 2007-07

Designing book layouts, covers, and typography for print

Graphic Designer
Graphic Designer
This public limited company was a Germany-based media and publishing house. The company focused on publishing books?including gift books and picture books, as well as popular hardcover and paperback editions?which were sometimes supplemented by multimedia content. In addition to its publishing activities, the company was active in job printing and editorial production, handling a variety of printing projects.
  • Designing book layouts, covers, and typography for print
  • Preparing print-ready files and ensuring adherence to publishing standards
  • Maintaining visual consistency across series or collections
  • Selecting and editing images, illustrations and other visual elements
Lardon Media AG
5 Monate
2006-10 - 2007-02

Created corporate identities for several clients

Graphic & Logo Designer
Graphic & Logo Designer
This company is a digital and communications agency based in Berlin, specializing in UX/UI design, web design, and digital communication solutions. In 2006, I assisted the company in developing corporate identity concepts for several of its clients.
  • Creating original and memorable logos that reflect brand identity
  • Designing visual brand elements such as letterheads, business cards, and other stationery
  • Developing typography, color palettes, and overall brand aesthetics
Interstruct GmbH

Position

Position

Product Designer

Kompetenzen

Kompetenzen

Top-Skills

UX/UI-Design Concept Design Branding Figma expert Designsysteme Organisation Teamleitung

Produkte / Standards / Erfahrungen / Methoden

Profile
I am a Senior UI/Product Designer with over 15 years of experience in digital design. Born in Pforzheim and having lived in Hamburg for a time, I have been based in Berlin?where I studied communication design?since 2003. Since around 2010, I have focused almost exclusively on digital design, working for a variety of clients. I cover the entire design process?from user research, wireframing, visual design, and prototyping to user testing?and have successfully demonstrated this across numerous projects. My approach is consistently component-based and driven by a systematic mindset, always keeping design systems and technical feasibility in mind. Consequently, maintaining and evolving design systems is also part of my regular responsibilities.

Skills
  • Product Design Skills 
    • Translating user needs and business goals into product solutions
    • End-to-end product design workflow (research ? ideation ? prototyping ? testing ? delivery) 
    • User research, personas and journey mapping
    • Product strategy collaboration with stakeholders and engineers
    • Data-driven and user-centered design decision-making 
  • UI Design Skills
    • Wireframing, prototyping, and interaction design
    • High-fidelity interface design for web, mobile and desktop
    • Design system creation and component libraries
    • Usability testing and incorporating validated user feedback
    • Responsive and accessible design principles
    • Knowledge of UI tools (Figma, Sketch, Adobe XD, etc.) 
  • Brand Design Skills
    • Logo design, visual identity, and typography
    • Branding across print and digital touchpoints
    • Creation of brand guidelines and cohesive visual systems
    • Marketing asset design: social media, presentations, campaigns, packaging
    • Art direction and visual storytelling

Software Skills
  • UI & Product Design Tools: 
    • Figma - interface design, prototyping, design systems
    • Adobe Creative Suite - branding, illustration
    • Sketch - web and mobile interface design
  • Collaboration & Workflow Tools: 
    • Miro/ FigJam - collaborative brainstorming, wireframing, user flows
    • Notion/ Trello/ Jira - project and design workflow management
    • Slack/ Teams/ Zoom - team communication and presentations
  • AI Tools: 
    • Midjourney & Figma AI for Image Production
    • n8n for Automation
    • Krea AI & Runway for Video Production

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

7 Jahre 5 Monate
2018-08 - 2025-12

various

Co-Founder & Product Design Lead
Co-Founder & Product Design Lead
This company was founded in 2018. At its peak, it employed 12 people and served clients ranging from startups to large corporations. We developed digital products that were both functional and visually appealing. Our range of services included user research, UX/UI design, prototyping, and design systems; we also collaborated closely with clients and developers to create and optimize seamless product experiences.
  • Leading the product design teams
  • Defining agency vision and strategy
  • Overseeing projects and creative direction
  • Building and managing teams, managing budgets
on request
3 Monate
2025-09 - 2025-11

Redesign of the Company owned Developer Platform

Senior Product Designer
Senior Product Designer
I worked with a team on the relaunch of the developer portal. The first version was released in 2024; the portal was updated to a new design system and expanded with additional features. My primary responsibility was to implement the design with pixel-perfect precision and ensure seamless collaboration between the design team and the developers.
  • Designing intuitive web and mobile interfaces
  • Creating and maintaining design systems
  • Translating requirements into wireframes and prototypes
  • Collaborating with UX, product, and dev teams
  • Applying user feedback to refine designs
  • Ensuring accessibility and UI best practices
Deutsche Telekom
7 Monate
2025-03 - 2025-09

Several Projects - Branding & Logodesign for a Lawyer and different StartUps

Brand Designer
Brand Designer
I have supported multiple startups in developing and refining their brand identities, helping them establish a strong visual presence from the ground up. I designed the complete visual identity and branding for a law firm, crafting a professional, trustworthy, and cohesive image across print and digital materials. My approach combines creative concept development with strategic thinking. 
  • Creating and evolving brand identities
  • Designing logos, visual systems, and guidelines
  • Translating brand strategy into clear visual concepts
7 Monate
2025-02 - 2025-08

Redesign of the global Company Page

Senior Product Designer
Senior Product Designer
This is a network of independent engineering firms and technical experts in the renewable energy sector. The network comprises more than 40 independent firms?both domestic and international?with over 180 specialists worldwide. Since the beginning of 2025, I have been working closely with the executive board and the leadership team to redesign the global website.
  • Conducting competitor analysis to identify market trends and opportunities 
  • Creating wireframes and interactive prototypes for web and mobile
  • Designing high-fidelity visual interfaces
  • Building and maintaining scalable design systems
8.2 Group
5 Jahre
2013-08 - 2018-07

UI Design

Senior UI Designer
Senior UI Designer
I worked on the innovation team, where prototypes for the company's future digital offerings were developed. We covered areas such as service and customer interaction, TV products, sports channels, and many others. We also developed the Telekom chatbot, which won multiple awards as the best German bot.
  • Designing intuitive web and mobile interfaces
  • Creating and maintaining design systems
  • Translating requirements into wireframes and prototypes
  • Collaborating with UX, product, and dev teams
  • Applying user feedback to refine designs
  • Ensuring accessibility and UI best practices
Deutsche Telekom AG
1 Jahr 2 Monate
2016-08 - 2017-09

Leading a team

Team Lead Design
Team Lead Design
This startup set out to evolve the way people communicate. The company aimed to fundamentally transform the mobile communications industry and, as a pioneer in digital communication, engage users worldwide. We challenged the status quo and discovered new ways of communicating.
  • Defining and driving app design vision and strategy
  • Leading UI/UX across mobile and web platforms
  • Developing and maintaining design systems
  • Collaborating with product, engineering, and marketing teams
  • Conducting user research and iterating based on feedback 
Immmr GmbH
1 Jahr 10 Monate
2011-10 - 2013-07

Designing UI and Icons for a SaaS Company

UI & Icon Designer
UI & Icon Designer
This company offers an IT operations management platform that provides enterprises with full visibility and control over their entire IT/OT infrastructure. It enables the discovery, monitoring, and securing of all devices within complex networks.
  • Designing user interfaces for web and desktop platforms
  • Creating and maintaining a comprehensive set of icons and visual assets
  • Contributing to the design system to maintain consistency and scalability
Auconet Solutions GmbH
2 Jahre 2 Monate
2009-08 - 2011-09

Print campaigns and online presence

Senior Art Director
Senior Art Director
This company was formed through the merger of three locations (Cologne, Berlin, and London) of the (company name available upon request). There, I managed a client for the Swiss market and was responsible for print campaigns as well as the online presence.
  • Leading the creative vision for print campaigns from concept to execution
  • Designing layouts for brochures, posters and other print materials
  • Overseeing brand consistency across all print materials
  • Managing multiple projects and timelines & ensuring creative excellence
  • Reviewing proofs and ensure quality production
New ID Media
2 Jahre 1 Monat
2007-08 - 2009-08

Print campaigns for the Swiss market

Art Director
Art Director
This company was a 360-degree digital agency for international B2C brands. Founded in southern Germany, it was later based in Berlin. At the agency, I was responsible for a specific client; my role involved developing campaigns for the Swiss market.
  • Translating campaign concepts into high-quality print-ready designs
  • Collaborating with the team, copywriters and production teams
  • Ensuring brand consistency across all print materials
  • Preparing and reviewing print files for production
ID Media AG
10 Monate
2006-10 - 2007-07

Designing book layouts, covers, and typography for print

Graphic Designer
Graphic Designer
This public limited company was a Germany-based media and publishing house. The company focused on publishing books?including gift books and picture books, as well as popular hardcover and paperback editions?which were sometimes supplemented by multimedia content. In addition to its publishing activities, the company was active in job printing and editorial production, handling a variety of printing projects.
  • Designing book layouts, covers, and typography for print
  • Preparing print-ready files and ensuring adherence to publishing standards
  • Maintaining visual consistency across series or collections
  • Selecting and editing images, illustrations and other visual elements
Lardon Media AG
5 Monate
2006-10 - 2007-02

Created corporate identities for several clients

Graphic & Logo Designer
Graphic & Logo Designer
This company is a digital and communications agency based in Berlin, specializing in UX/UI design, web design, and digital communication solutions. In 2006, I assisted the company in developing corporate identity concepts for several of its clients.
  • Creating original and memorable logos that reflect brand identity
  • Designing visual brand elements such as letterheads, business cards, and other stationery
  • Developing typography, color palettes, and overall brand aesthetics
Interstruct GmbH

Position

Position

Product Designer

Kompetenzen

Kompetenzen

Top-Skills

UX/UI-Design Concept Design Branding Figma expert Designsysteme Organisation Teamleitung

Produkte / Standards / Erfahrungen / Methoden

Profile
I am a Senior UI/Product Designer with over 15 years of experience in digital design. Born in Pforzheim and having lived in Hamburg for a time, I have been based in Berlin?where I studied communication design?since 2003. Since around 2010, I have focused almost exclusively on digital design, working for a variety of clients. I cover the entire design process?from user research, wireframing, visual design, and prototyping to user testing?and have successfully demonstrated this across numerous projects. My approach is consistently component-based and driven by a systematic mindset, always keeping design systems and technical feasibility in mind. Consequently, maintaining and evolving design systems is also part of my regular responsibilities.

Skills
  • Product Design Skills 
    • Translating user needs and business goals into product solutions
    • End-to-end product design workflow (research ? ideation ? prototyping ? testing ? delivery) 
    • User research, personas and journey mapping
    • Product strategy collaboration with stakeholders and engineers
    • Data-driven and user-centered design decision-making 
  • UI Design Skills
    • Wireframing, prototyping, and interaction design
    • High-fidelity interface design for web, mobile and desktop
    • Design system creation and component libraries
    • Usability testing and incorporating validated user feedback
    • Responsive and accessible design principles
    • Knowledge of UI tools (Figma, Sketch, Adobe XD, etc.) 
  • Brand Design Skills
    • Logo design, visual identity, and typography
    • Branding across print and digital touchpoints
    • Creation of brand guidelines and cohesive visual systems
    • Marketing asset design: social media, presentations, campaigns, packaging
    • Art direction and visual storytelling

Software Skills
  • UI & Product Design Tools: 
    • Figma - interface design, prototyping, design systems
    • Adobe Creative Suite - branding, illustration
    • Sketch - web and mobile interface design
  • Collaboration & Workflow Tools: 
    • Miro/ FigJam - collaborative brainstorming, wireframing, user flows
    • Notion/ Trello/ Jira - project and design workflow management
    • Slack/ Teams/ Zoom - team communication and presentations
  • AI Tools: 
    • Midjourney & Figma AI for Image Production
    • n8n for Automation
    • Krea AI & Runway for Video Production

Vertrauen Sie auf Randstad

Im Bereich Freelancing
Im Bereich Arbeitnehmerüberlassung / Personalvermittlung

Fragen?

Rufen Sie uns an +49 89 500316-300 oder schreiben Sie uns:

Das Freelancer-Portal

Direktester geht's nicht! Ganz einfach Freelancer finden und direkt Kontakt aufnehmen.