Design Portfolio (Framer)
My main product design portfolio: UI/UX case studies, web and mobile app designs, dashboards and landing pages for clients across SaaS, e-learning, e-commerce and real estate.
@tokumasime
Product Designer (UI/UX) & Web Developer | AI Trainer | Amharic & Oromo Language Specialist
Track record
0
Projects done
New
Talent rating
Open
Availability
I'm a product designer and web builder with 4+ years of experience creating clean, user-friendly web and mobile experiences, and a Top-Rated Freelancer on Upwork. I've worked remotely with teams in the Netherlands, USA and Bulgaria, designing AI-powered e-learning platforms, real estate dashboards, Shopify storefronts and high-converting landing pages. As Lead Designer at Helder Technologies Solution, I lead and mentor a design team delivering projects for local and international clients. Today I also build complete websites and web apps from design to launch. Because I come from UX, I build with the user in mind: responsive, fast and easy to use. I also work in AI training and evaluation: creating and reviewing AI tasks, evaluating AI-generated UI/UX designs, and reviewing language outputs in English, Amharic and Afaan Oromo. B.Sc. in Leather Product Engineering (Gold Medalist, Bahir Dar University).
Lead Designer
Helder Technologies Solution · Addis Ababa, Ethiopia
2023-06 – Present
Lead a team of designers on web and mobile projects, ensuring high-quality, user-focused designs. Mentor junior designers and guide design reviews to maintain consistency and quality standards. Deliver projects for local and international clients on time.
Senior Product Designer
Abidor · Bulgaria (Remote)
2025-12 – Present
Led UX optimization of complex dashboard interfaces, improving usability and data visualization clarity. Designed high-converting landing pages for real estate platforms with streamlined user flows and CTAs. Conducted design audits and implemented design system improvements for consistency and scalability.
Product Designer
BrainBite · Den Bosch, Netherlands (Remote)
2025-09 – Present
Designed intuitive interfaces for an AI-powered personalized e-learning platform for children aged 6+. Created user flows supporting storytelling, gamification and 1-on-1 AI mentorship features. Collaborated with cross-functional teams to translate educational goals into engaging digital experiences.
Tokuma Sime Tola
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Website Designer
Digital Peaks · Idaho, USA (Remote)
2025-07 – 2026-02
Designed modern, responsive Shopify storefronts and e-commerce landing pages that drive conversions. Created logos, visual branding assets and web interfaces for digital marketing campaigns. Delivered end-to-end web design including SEO-aligned layouts and mobile-first designs.
AI Training & Evaluation Specialist
AfterQuery · Remote
2024 – Present
Create and evaluate complex AI training tasks across software engineering, productivity tools and research projects, including technical benchmark environments. Develop test cases, evaluation criteria and structured artifacts (Excel, PowerPoint, technical deliverables) to assess AI outputs. Evaluate AI responses in English, Amharic and Afaan Oromo for accuracy, fluency and instruction-following.
UI/UX Expert & AI Trainer
Revlo · Remote
2024 – Present
Evaluate AI-generated UI/UX designs (including Google Stitch outputs) for usability, visual hierarchy, responsiveness and accessibility. Create and review UI/UX training tasks covering user flows, wireframes, responsive interfaces and dashboards. Provide structured human feedback to improve AI design quality.
Bahir Dar University
Bachelor of Science (B.Sc.), Leather Product Engineering
2019-09 – 2024-07
Gold Medalist. Relevant coursework: Customer Research & Testing, Product Design, CAD, Adobe Illustrator, Adobe Photoshop, Color Theory, Trend Forecasting.
Design Portfolio (Framer)
My main product design portfolio: UI/UX case studies, web and mobile app designs, dashboards and landing pages for clients across SaaS, e-learning, e-commerce and real estate.
Inkfolio — Portfolio Showcase
A second portfolio showcasing my design and web work, including branding, UI design and recent client projects.
Fundamentals of Graphic Design
California Institute of the Arts (Coursera)
Issued 2023-11-18
View credential