Senior UX Designer

B-Stock•San Mateo, CA

2h•$160,000 - $200,000

About The Position

We're seeking a senior-level UX designer to join our cross-functional team and execute design strategy for our B2B platform. This role requires 5-8 years of UX design experience with a strong portfolio demonstrating end-to-end product design, coupled with solid user research capabilities. You'll work directly with design and product leadership to translate strategic direction into shipped features, designing products used by thousands of users daily. The ideal candidate will bring excellent design execution skills, research proficiency to validate design decisions, and the ability to work independently within a strategic framework.

Requirements

5+ years of UX/product design experience with demonstrated ability to lead complex design projects independently, preferably with B2B, SaaS, marketplace, or e-commerce products
BA/BS/MS degree in Human Computer Interaction, Design, Computer Science, Cognitive Science, or related field
Strong portfolio demonstrating end-to-end design projects with measurable impact, design process, and problem-solving approach
Expert proficiency in Figma and modern design tools
Ability to independently execute complex design projects from strategic direction through implementation with minimal oversight
Strong skills in designing complex workflows, multi-step processes, and data-heavy interfaces
Solid visual design sensibility with attention to detail and craft
Proficiency in qualitative research methods including user interviews, usability testing, and research synthesis
Ability to analyze user behavior data and research findings to inform design decisions
Knowledge of responsive design, accessibility standards, technical constraints, and implementation considerations
Experience building and maintaining design system components
Excellent presentation and written communication skills for specs, research documentation, and stakeholder engagement
Ability to work effectively in cross-functional teams and take feedback constructively
Can work autonomously within strategic framework and deliver consistently excellent results

Nice To Haves

Experience with marketplace, e-commerce, or auction platforms
Background in B2B/enterprise software with complex workflows
Understanding of supply chain, logistics, inventory management, or retail operations
Familiarity with designing for multiple user personas with competing needs
Experience with A/B testing and data-driven design iteration
History of improving key product metrics through design improvements
Experience with quantitative research methods and statistical analysis
Knowledge of agile development processes and continuous iteration

Responsibilities

Execute design projects: Own end-to-end design for major features and product areas, translating strategic direction into high-quality user experiences from concept through launch
Design complex workflows: Create intuitive solutions for auction mechanics, inventory management, bidding flows, and transaction processes that serve both retail sellers and business buyers
Produce design deliverables: Create high-fidelity mockups, interactive prototypes, and production-ready specifications for engineering implementation
Conduct targeted research: Plan and execute user research initiatives including usability tests, user interviews, and surveys to validate design decisions and uncover user insights
Collaborate with engineering: Partner with engineers throughout development to ensure design quality and address technical constraints
Maintain design systems: Build and evolve components within our design system to ensure consistency across the platform
Synthesize research insights: Analyze research findings and user behavior data to inform design decisions and measure experience improvements
Present and communicate: Articulate design rationale and research findings to stakeholders, product managers, and engineering teams
Work with design leadership: Collaborate closely with the design lead to execute strategic initiatives with autonomy and strong judgment
Cross-functional partnership: Work effectively with product managers, engineers, and other stakeholders to ship high-quality features
Stay current: Keep up with design trends, research methodologies, and emerging tools to continuously improve craft