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Senior Product Designer with 20+ years of experience bridging design and engineering, specializing in design systems, prototyping, and product strategy. I’ve owned products end to end—from early SWOT and PRD definition to deployment—helping teams ship user-centered, technically sound experiences at scale. I now work with startups and established companies on UX consulting and scalable design system contributions, with a focus on clear validation, strong handoffs, and business-aligned outcomes. My goal is to contribute to a high-standard design pipeline and production lifecycle without losing functional integrity.…Senior Product Designer with 20+ years of experience bridging design and engineering, specializing in design systems, prototyping, and product strategy. I’ve owned products end to end—from early SWOT and PRD definition to deployment—helping teams ship user-centered, technically sound experiences at scale. I now work with startups and established companies on UX consulting and scalable design system contributions, with a focus on clear validation, strong handoffs, and business-aligned outcomes. My goal is to contribute to a high-standard design pipeline and production lifecycle without losing functional integrity.

Stayu Kasabov

Product Designer, UX Designer, UI Designer, +3

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Senior Product Designer with 20+ years of experience bridging design and engineering, specializing in design systems, prototyping, and product strategy. I’ve owned products end to end—from early SWOT and PRD definition to deployment—helping teams ship user-centered, technically sound experiences at scale. I now work with startups and established companies on UX consulting and scalable design system contributions, with a focus on clear validation, strong handoffs, and business-aligned outcomes. My goal is to contribute to a high-standard design pipeline and production lifecycle without losing functional integrity.…Senior Product Designer with 20+ years of experience bridging design and engineering, specializing in design systems, prototyping, and product strategy. I’ve owned products end to end—from early SWOT and PRD definition to deployment—helping teams ship user-centered, technically sound experiences at scale. I now work with startups and established companies on UX consulting and scalable design system contributions, with a focus on clear validation, strong handoffs, and business-aligned outcomes. My goal is to contribute to a high-standard design pipeline and production lifecycle without losing functional integrity.

Available to hire

Senior Product Designer with 20+ years of experience bridging design and engineering, specializing in design systems, prototyping, and product strategy. I’ve owned products end to end—from early SWOT and PRD definition to deployment—helping teams ship user-centered, technically sound experiences at scale.

I now work with startups and established companies on UX consulting and scalable design system contributions, with a focus on clear validation, strong handoffs, and business-aligned outcomes. My goal is to contribute to a high-standard design pipeline and production lifecycle without losing functional integrity.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Intermediate

Work Experience

Product Design Consultant at Stayux.com

January 1, 2021 - Present

Partner with companies end to end to realize product vision, delivering product design, UX strategy, brand strategy, identity design, and design system contribution that scales products from MVP to production. Build and contribute to design systems using reusable components and design tokens to maintain consistency across web and mobile. Bridge design and engineering with front-end-ready prototypes and meticulously documented handoffs. Use prototyping for validation of complex problems, helping teams move from concept to scalable, user-vetted product experiences.

Chief Executive Officer & Founder at Nuvizus Communications

January 1, 2004 - December 31, 2020

Founded and led a full-service digital agency for 16 years, directing user-centered design, web/app development, and brand strategy for clients in technology and media. Owned end-to-end delivery across cross-functional teams—from user research and UX/UI design through front-end collaboration and software delivery. Led creation of a proprietary CMS with multi-role access control and content workflows, deployed for ING Bank (Perperikon.bg), TV7, and Planeta.tv. Introduced UX methodology in Bulgaria by winning a design contest for an e-signature portal, and led development of an integrated VOD/OTT platform with playlist sharing and SPA architecture, which was acquired by a leading mobile operator. Managed client relationships, delivering on time and within budget while exceeding quality expectations.

Head of Web Design & Advertising at Bitex.com

January 1, 2003 - December 31, 2004

Led the in-house web development team at an early Bulgarian ISP, set web product strategy, and designed/managed advertising campaigns.