Sebastian Mitchell
Verified Expert in Design
Designer
Barcelona, Spain
Toptal member since July 26, 2019
Sebastian has over half a decade of experience in the design of enterprise-level tools for users worldwide. Leading the consulting unit at Ushahidi, the award-winning nonprofit software company, he designed products used by the world’s largest NGOs to fight corruption and save lives. Sebastian worked for Nokia, the Red Cross, and the UN Food and Agriculture Organisation. He also owned the design of OpenExplorer.com, a blog for citizen scientists acquired by National Geographic in 2018.
Portfolio
Work Experience
UI/UX Designer
Freelance
- Worked directly with clients and development teams to create interfaces for new products.
- Conducted UX research and consulted on methods and strategies to improve existing tools.
- Created comprehensive design systems and style guides for large desktop, web, and mobile products.
- Designed new interaction paradigms for innovative products.
Solutions Team Managers and UI Designer
Ushahidi
- Led the consulting unit at Ushahidi, an award-winning data collection, mapping, and visualization non-profit software company.
- Managed a team of remote developers and project managers.
- Designed digital interfaces for international NGOs and universities, including Conservation International, World Vision, the Red Cross, and Tufts University.
- Gave talks on technology and innovation at conferences in eight countries, notably for the European Commission in Brussels.
User Interface Designer
Ushahidi
- Directed design and implemented the front end of Ushahidi's custom external projects.
- Designed UI/UX and developed the front end.
- Worked with a remote development team and collaborated with external stakeholders.
- Collaborated with clients including Al Jazeera, World Vision, the Institute for the Future, IFES, Peace Earth, OpenROV, CFE-DMHA, Conservation International, and Index on Censorship.
Certifications
CXL Certified Optimizer
CXL Institute
Skills
Tools
Sketch, Photoshop CC, Illustrator CC, Adobe Illustrator, Adobe Photoshop, Principle, Adobe After Effects, Marvel, UI Grid, InVision, Zeplin
Platforms
Web, Figma, iOS, Android, Webflow
Languages
HTML, CSS, JavaScript
Industry Expertise
Music, Human Resources (HR), Consumer Products, Healthcare
Other
Interaction Design (IxD), Navigation, Stakeholder Interviews, Web App Design, User Experience (UX), Web Applications, Design Strategy, Design Leadership, Visual Design, UI Design, UX Design, Mobile App Design, Product Design, Web App UX, Mobile Design, User Onboarding, UX Strategy, Interactive Prototypes, Desktop App Design, Data Visualization, Landing Page Design, Synthesizers, Responsive UI, Responsive Design, Project Management, Front-end Development, Remote Work, Military, Web UI, Web UX, Usability Testing, Responsive Web Apps, Design Systems, HR Tools, App UX, Web UX Design, Non-governmental Organizations (NGOs), Data Collection, Data Analysis, Data Management, Community, Blog Design, Websites, Icon Sets, Minimal UI, User Interface (UI), Web UI Design, Branding, Product Branding, Cryptocurrency, App UI, Cloud Computing, UX Prototyping, Music Production, Conversion Rate, Web Design, Software Design, Mobile UI, Music Industry, Wireframing, SaaS, SaaS Design, Enterprise SaaS, Prototyping, User Stories, Task Flows, User Flows, Web App UI, eCommerce, eCommerce UX, Conversion Rate Optimization (CRO), Email Template Design, Email, Email Design
Experience
- Product Design - 8 years
- UX Design - 8 years
- Interaction Design (IxD) - 8 years
- UI Design - 8 years
- Visual Design - 8 years
- Interactive Prototypes - 7 years
- eCommerce UX - 5 years
- Figma - 1 year
How to Work with Toptal
Toptal matches you directly with global industry experts from our network in hours—not weeks or months.
Share your needs
Choose your talent
Start your risk-free talent trial
Top talent is in high demand.
Start hiring