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Senior UI/UX Designer based in Sofia with 18+ years of experience across UX strategy, UI systems, mobile app design, and digital branding. I build user-centred experiences, focusing on clean, purposeful interfaces and scalable design foundations. I also lead creative brand work—from identity and logo design to website and landing page experiences—collaborating closely with product managers and engineers to translate business goals into measurable user outcomes.…Senior UI/UX Designer based in Sofia with 18+ years of experience across UX strategy, UI systems, mobile app design, and digital branding. I build user-centred experiences, focusing on clean, purposeful interfaces and scalable design foundations. I also lead creative brand work—from identity and logo design to website and landing page experiences—collaborating closely with product managers and engineers to translate business goals into measurable user outcomes.

Rumen Penev

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Senior UI/UX Designer based in Sofia with 18+ years of experience across UX strategy, UI systems, mobile app design, and digital branding. I build user-centred experiences, focusing on clean, purposeful interfaces and scalable design foundations. I also lead creative brand work—from identity and logo design to website and landing page experiences—collaborating closely with product managers and engineers to translate business goals into measurable user outcomes.…Senior UI/UX Designer based in Sofia with 18+ years of experience across UX strategy, UI systems, mobile app design, and digital branding. I build user-centred experiences, focusing on clean, purposeful interfaces and scalable design foundations. I also lead creative brand work—from identity and logo design to website and landing page experiences—collaborating closely with product managers and engineers to translate business goals into measurable user outcomes.

Available to hire

Senior UI/UX Designer based in Sofia with 18+ years of experience across UX strategy, UI systems, mobile app design, and digital branding. I build user-centred experiences, focusing on clean, purposeful interfaces and scalable design foundations.
I also lead creative brand work—from identity and logo design to website and landing page experiences—collaborating closely with product managers and engineers to translate business goals into measurable user outcomes.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Work Experience

Senior UX/UI Designer at ACRONIS

May 1, 2019 - Present

Set up and maintained UI/UX design system foundations, created UI components, and produced prototypes. Performed research and analysis to inform design decisions. Designed websites, landing pages, and banners; also contributed to mobile app design. Worked cross-functionally with product, engineering, and stakeholders, and supported handoff and implementation for delivered experiences. Achieved a redesign of acquisition funnels resulting in 18% higher trial conversions.

UX/UI Designer at SIRMA GROUP

May 1, 2018 - May 1, 2019

Contributed to UI/UX design system setup and UI component work, including prototyping. Delivered logo and corporate identity, designed websites, landing pages, and banners. Supported research and analysis and mobile app design. Collaborated cross-functionally and provided handoff and implementation support with teams and engineers.

Web Designer at SBTE CH

May 1, 2017 - May 1, 2018

Worked on UI/UX tasks including UI components and prototyping. Designed websites, landing pages, and banners, and supported mobile app design. Provided handoff and implementation assistance for shipped interfaces.

Web Designer at SYMBOL MEDIA GROUP

June 1, 2016 - April 1, 2017

Created UI/UX work such as UI components and prototyping. Produced infographics and designed websites, landing pages, and banners. Supported logo and corporate identity work and contributed to mobile app design. Participated in handoff and implementation.

Senior Graphic Designer at IN DREAMS GROUP LTD.

April 1, 2008 - May 1, 2016

Designed print materials including the movie magazine “EKRAN” and handled design and layout, image editing, and prepress. Also worked on interior design tasks and localized film materials. Produced posters, calendars, business cards, brochures, billboards, and restaurant menus.

Graphic Designer at DIAGAL PRINT LTD.

September 1, 2003 - March 1, 2008

Designed logos and corporate identity assets and handled design and layout, image editing, and prepress. Produced posters, calendars, brochures, billboards, and restaurant menus. Communicated with print houses and design agencies and supported prepress production workflows.