Principal Product Designer - Brand & Local Experience

OfferUp; Bellevue (WA); On-site; USD 138,000 - 227,000; Full time

Job summary

OfferUp in Bellevue, WA is seeking a senior, hands-on Fractional Principal Product Designer to design and build critical experiences that align with our local-first brand promise. This individual will translate brand strategy into product-experience principles, design end-to-end flows in Figma, and collaborate closely with UX, product and engineering to test, validate and ship high-impact work.

The role emphasizes ownership, rapid prototyping, and measurable outcomes tied to activation, trust,

Qualifications

• Significant experience designing beloved consumer mobile products at scale.
• A portfolio showing both strong interaction design and sophisticated visual judgment.
• Demonstrated ability to translate a brand or product strategy into an end-to-end digital experience.
• Experience improving discovery, marketplace, commerce, social, community or local products.
• Fluency in experimentation, behavioral metrics and qualitative research.
• Experience creating or evolving product design systems.
• The executive communication skills to influence senior Product and business leaders.
• Comfort entering an established product with meaningful legacy behavior, technical constraints and deeply monitored performance metrics.
• Experience acting as a Principal Designer, Design Director, Head of Product Design or equivalent hands‑on design leader.

Responsibilities

• Move comfortably from strategy to detailed interface design.
• Produce exceptional work personally rather than only directing others.
• Explain the user and business reasoning behind design decisions.
• Collaborate with quantitatively oriented product partners without reducing every decision to local optimization.
• Design, execute, and leverage user research and experimentation to strengthen judgment.
• Work within technical constraints while identifying where those constraints should be challenged.
• Build alignment across Product, Marketing/Brand, UX, and Engineering.
• Raise the quality of the existing team through critique, modeling and practical systems.

Skills

Mobile design

Interaction design

Visual design

Brand translation

Prototyping

User research

Design systems

Executive communication

Cross-functional collaboration

Hands-on design

Tools

Figma

Job description

OfferUp in Bellevue, WA is seeking a senior, hands-on Fractional Principal Product Designer to design and build critical experiences that align with our local-first brand promise. This individual will translate brand strategy into product-experience principles, design end-to-end flows in Figma, and collaborate closely with UX, product and engineering to test, validate and ship high-impact work.

The role emphasizes ownership, rapid prototyping, and measurable outcomes tied to activation, trust,