Lead UX Designer

📍 Job Overview

Job Title: Lead UX Designer
Company: BillionToOne
Location: Menlo Park, CA, United States
Job Type: Full-Time
Category: Product Design / UX/UI
Date Posted: January 28, 2026
Experience Level: 7-10 Years Professional Experience, 3+ Years Leadership
Remote Status: Hybrid

🚀 Role Summary

• Lead the end-to-end user experience (UX) vision and strategy for BillionToOne's Unity prenatal diagnostic platform, driving product innovation from concept to execution.
• Apply systems thinking to design seamless, trustworthy digital experiences that bridge the complexity of molecular diagnostics with clinical realities for patients, providers, and operational teams.
• Champion human-centered design principles, conducting rigorous user research and translating insights into actionable design initiatives that define product roadmaps and priorities.
• Drive the creation and evolution of a scalable design system, ensuring consistency, accessibility, and high craft standards across all product touchpoints.
• Mentor and guide junior designers and UX contractors, fostering a culture of design excellence, user advocacy, and cross-functional collaboration within the product team.

📝 Enhancement Note: This role is positioned as a senior leadership opportunity within the product design function, requiring strategic ownership and team mentorship. The focus on molecular diagnostics, prenatal and cancer screening, and regulated environments (HIPAA, FDA) indicates a need for deep domain understanding and a meticulous approach to design. The hybrid work model suggests a preference for in-person collaboration and access to on-site facilities.

📈 Primary Responsibilities

• Strategic Design Leadership:
  • Define and own the overarching UX vision and strategy for the Unity platform, encompassing patient-facing applications and provider interfaces.
  • Collaborate closely with product leadership to shape product roadmaps, prioritize features, and define phased implementation plans that balance user needs, technical feasibility, and business objectives.
  • Utilize systems thinking to map and simplify complex relationships within the healthcare ecosystem, including patients, providers, laboratory operations, payer requirements, and data integration points.
  • Translate intricate scientific and medical concepts into intuitive, user-friendly digital experiences that build trust and enhance understanding among diverse user groups.
  • Ensure product strategy is directly translated into actionable design initiatives that align user journeys with practical clinical workflows.
• End-to-End Design Execution:
  • Lead the entire product design lifecycle, from initial discovery and user research through wireframing, prototyping, usability testing, and the delivery of production-ready assets.
  • Develop and maintain comprehensive design artifacts, including user flows, journey maps, wireframes, interactive prototypes, and design system components that represent the complete patient and clinician experience.
  • Own the in-product microcopy and content strategy, ensuring all textual elements contribute to clarity, confidence, and user trust.
  • Drive the continuous evolution and adoption of the Unity design system, promoting consistency, scalability, and high-quality design craft in partnership with branding and marketing teams.
  • Integrate accessibility standards (WCAG) and regulatory compliance requirements (HIPAA, FDA) into every stage of the design process.
  • Initiate and lead user research activities to uncover critical insights that inform product strategy and design decisions.
  • Advocate for evidence-based design principles, grounding all design choices in rigorous user research and testing methodologies.
  • Synthesize findings from clinicians, patients, and operational teams to identify unmet needs and discover new design opportunities.
  • Champion the user perspective in all cross-functional discussions, effectively balancing clinical requirements, technical constraints, and business objectives.
• Team Leadership and Collaboration:
  • Oversee and mentor junior designers and external UX contractors, providing clear direction, constructive feedback, and fostering professional growth.
  • Cultivate a culture of design excellence, strategic thinking, and user advocacy within the design team and across BillionToOne.
  • Collaborate closely with engineering teams to ensure the experiential quality of shipped products aligns with design intent and maintains high standards of craft.
  • Present and articulate design decisions persuasively to stakeholders across product, clinical, engineering, and executive leadership.
  • Partner with product managers, engineers, clinicians, and genetic counseling teams to ensure design efforts are aligned with overarching organizational goals.
  • Proactively identify opportunities and drive initiatives independently while ensuring strategic alignment across multiple teams.

📝 Enhancement Note: The responsibilities highlight a senior-level role demanding strategic vision, end-to-end execution ownership, and leadership. The emphasis on "systems thinking," "complex relationships," and "healthcare ecosystem" points to the need for a designer capable of conceptualizing and managing intricate product architectures. The mention of specific tools like Figma and research methodologies like generative research and usability testing indicates a hands-on approach is expected, in addition to strategic leadership.

🎓 Skills & Qualifications

Education:

• While not explicitly stated, a Bachelor's or Master's degree in Human-Computer Interaction (HCI), Design, Psychology, Computer Science, or a related field is typically expected for this level of role.

Experience:

• 7–10 years of professional experience in UX, product design, or service design.
• 3+ years in leadership roles with demonstrated ability to own design strategy and guide team members effectively.
• Proven track record designing within healthcare, biotech, or similarly complex regulated environments.
• Experience in both B2B (provider/lab focused) and B2C (patient focused) healthcare product contexts is preferred.
• Experience working with AI-powered product experiences is a plus.
• Demonstrated track record of partnering with product management on prioritization and phased delivery approaches.

Required Skills:

• Strategic Design Leadership: Ability to define and articulate a compelling UX vision and strategy, shaping product roadmaps and influencing business priorities.
• Systems Thinking: Proficiency in conceptualizing and designing for complex, interconnected systems within the healthcare ecosystem.
• End-to-End Design Execution: Mastery of the full design process from discovery and research through wireframing, prototyping, user testing, and final delivery.
• User Research & Synthesis: Deep understanding and practical application of user research methodologies (generative research, usability testing) and the ability to synthesize findings into actionable insights.
• Design System Management: Experience creating, maintaining, and scaling design systems to ensure consistency and efficiency across products.
• Information Architecture & Interaction Design: Expert-level understanding of IA principles and interaction design best practices for complex applications.
• Prototyping & Design Tools: Expert-level proficiency in industry-standard design and prototyping tools such as Figma, Sketch, and Miro.
• Accessibility & Regulatory Compliance: Strong grasp of accessibility standards (WCAG) and knowledge of healthcare regulatory requirements (HIPAA, FDA).
• Cross-Functional Collaboration: Proven ability to partner effectively with product managers, engineers, clinicians, and other stakeholders.
• Mentorship & Team Guidance: Demonstrated experience mentoring junior designers and leading design initiatives.

Preferred Skills:

• Experience in product design for AI-powered experiences.
• Background in genomics, molecular diagnostics, or related biotech fields.
• Familiarity with electronic health records (EHR) integration or healthcare IT systems.
• Experience with content strategy and microcopy for complex applications.

📝 Enhancement Note: The required experience level and specific skills emphasize a blend of strategic leadership and hands-on design execution. The emphasis on regulated environments and specific tools like Figma points to the need for a candidate who can navigate complex requirements while producing high-quality, user-centric designs. The preference for B2B/B2C healthcare experience and AI product work suggests a desire for a candidate with direct relevance to BillionToOne's market and technology.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Systems-Level Thinking: Showcase projects where you've designed for complex systems, illustrating your ability to understand and map intricate user journeys and stakeholder interactions within an ecosystem.
• Strategic Leadership & Impact: Demonstrate examples of owning UX strategy, influencing product roadmaps, and driving design initiatives that achieved significant business or user outcomes.
• End-to-End Design Process: Present case studies that clearly articulate your process from initial research and discovery through ideation, prototyping, user testing, and final implementation.
• Healthcare/Regulated Environment Experience: Highlight projects within healthcare, biotech, or other regulated industries, emphasizing how you addressed specific challenges like compliance, data privacy, and user trust.
• User Research & Testing: Include details on how you conducted user research (generative and evaluative) and how those insights directly informed your design decisions and led to measurable improvements.
• Design System Contributions: Showcase your experience with design systems, whether creating, contributing to, or scaling one, demonstrating your ability to promote consistency and efficiency.
• Problem-Solving & Innovation: Present examples of tackling complex user problems and developing innovative solutions that simplified user experiences or improved workflows.

Process Documentation:

• Workflows and User Flows: Clearly document complex user journeys and task flows, demonstrating an understanding of user actions and system responses.
• Wireframes and Prototypes: Provide functional wireframes and interactive prototypes that illustrate key interactions and user interface designs.
• Research Findings and Recommendations: Summarize user research findings and clearly articulate how these insights translated into design recommendations and product strategy.
• Design System Documentation: If applicable, showcase documentation for design system components, guidelines, and usage examples.
• Case Study Narratives: Structure your portfolio entries as compelling case studies that tell a story about the problem, your process, your role, the solutions, and the impact.

📝 Enhancement Note: For a Lead UX Designer role, the portfolio is critical. It needs to go beyond visual design and showcase strategic thinking, leadership, and a deep understanding of product development processes, especially within complex domains like healthcare. Emphasis should be placed on demonstrating how design decisions led to tangible improvements and how the candidate can manage and evolve a design system.

💵 Compensation & Benefits

Salary Range:

• The provided range for this position is $179,521 - $211,201 per year.
• 📝 Enhancement Note: This salary range falls within the upper quartile for Lead UX Designer roles in the San Francisco Bay Area, reflecting the seniority of the position, the specialized industry (biotech/healthcare), and the company's significant growth and funding. The total compensation package includes base pay, generous equity options, and a corporate bonus program.

Benefits:

• Comprehensive Medical Coverage: Multiple medical benefit options with employee premiums paid 100% for select plans. Dependents are covered up to 80%.
• Generous Family Bonding Leave: 16 weeks of paid leave at 100% for new parents.
• Supplemental Fertility Benefits: Coverage to support family planning needs.
• Retirement Savings Program: Includes a 4% Company match for 401k contributions.
• Paid Time Off (PTO): Increasing PTO with increased tenure, rewarding loyalty.
• Latest Hardware: Provision of the latest and greatest hardware, including laptops and relevant equipment.
• On-site Perks: Daily on-site lunches provided from top eateries, access to a state-of-the-art gym, and other campus amenities.
• EV Charging: Free on-site EV charging stations.
• Equity Options: Generous equity options offering as part of the total compensation package.
• Corporate Bonus Program: Potential for corporate bonuses.

Working Hours:

• Standard full-time work hours are expected, likely around 40 hours per week.
• 📝 Enhancement Note: While standard hours apply, the hybrid nature of the role (2-3 days in the office) offers some flexibility. The company culture emphasizes dedication ("100% of our people reporting they are willing to give extra to get the job done"), suggesting a dynamic and potentially demanding work environment where passion for the mission drives commitment.

🎯 Team & Company Context

🏢 Company Culture

Industry: Molecular Diagnostics, Biotechnology, Healthcare Technology. BillionToOne is at the forefront of precision medicine, developing revolutionary diagnostic solutions that enhance disease detection resolution. Company Size: BillionToOne has experienced rapid growth, achieving over $125 million in ARR and a valuation of over $1 billion. It has been recognized by Forbes as one of America's Best Startup Employers for 2025 and holds Great Place to Work certification. This indicates a dynamic, well-funded, and rapidly scaling organization. Founded: The company was founded with a mission to make transformative molecular diagnostics accessible. Its rapid growth suggests a strong market fit and innovative product-market strategy.

Team Structure:

• Product Team: The Lead UX Designer will be a key member of the product team, working closely with product managers, engineers, and other designers.
• Cross-functional Collaboration: The role requires extensive collaboration with clinical teams, genetic counselors, branding, marketing, and executive leadership.
• Design Team Dynamics: The Lead UX Designer will oversee and mentor junior designers and UX contractors, fostering a culture of excellence and user advocacy. Reporting structure likely involves a Head of Product or CTO, with direct interaction with executive leadership.

Methodology:

• Data-Driven Design: Emphasis on evidence-based design grounded in rigorous user research and testing.
• Systems Thinking: A core approach to understanding and designing for complex healthcare ecosystems.
• Human-Centered Design: Prioritizing user needs and transforming scientific complexity into intuitive experiences.
• Agile Development: Likely operating within an agile framework, with phased approaches and iterative development.
• Transparency and Collaboration: The company culture is described as open and transparent, fostering trust and encouraging every voice to matter.

Company Website: www.billiontoone.com

📝 Enhancement Note: BillionToOne presents itself as a mission-driven, innovative, and rapidly growing company with a strong emphasis on culture and employee well-being, evidenced by its Great Place to Work certification and Forbes recognition. The culture appears to value high performance, collaboration, and a shared commitment to improving patient lives, which is crucial for attracting and retaining top talent in specialized fields like UX design for biotech.

📈 Career & Growth Analysis

Operations Career Level: This role is a senior leadership position within the UX/Product Design function. It requires significant experience (7-10 years) and demonstrated leadership capabilities (3+ years). The Lead UX Designer is expected to own strategy, mentor others, and influence product direction. Reporting Structure: The Lead UX Designer will likely report to a Head of Product, VP of Product, or potentially the CTO, given the technical nature of the product. They will also have direct interaction with executive leadership and will be responsible for guiding junior team members. Operations Impact: The role directly impacts the usability, effectiveness, and adoption of BillionToOne's diagnostic platforms (Unity and Northstar). By translating complex scientific data into intuitive user experiences, the Lead UX Designer will play a critical role in enhancing clinician confidence, patient understanding, and operational efficiency, ultimately contributing to improved patient outcomes and the company's market success.

Growth Opportunities:

• Leadership Expansion: Potential to grow into a Head of Design or Product Design Director role as the company continues to scale. This could involve managing larger teams, defining broader design strategies, and having increased influence over product vision.
• Strategic Influence: Opportunities to shape the long-term product strategy and user experience vision for new diagnostic technologies and market expansions.
• Domain Expertise Development: Deepening expertise in molecular diagnostics, genomics, and the complexities of the healthcare regulatory landscape, becoming a recognized expert in UX for biotech.
• Cross-Functional Leadership: Developing stronger relationships and influence across product, engineering, clinical science, and business development teams.
• Mentorship and Team Building: Building and scaling a high-performing design function, establishing best practices, and nurturing emerging talent within the organization.

📝 Enhancement Note: This role offers significant career progression opportunities, moving beyond individual contribution to strategic leadership and team management. The company's rapid growth and significant funding provide a strong foundation for expanding the design function and for individuals to grow their careers within a mission-critical industry.

🌐 Work Environment

Office Type: BillionToOne operates a hybrid work model, requiring employees to be in the office 2-3 days per week. This suggests a modern office environment designed to facilitate collaboration, innovation, and team cohesion, alongside the flexibility of remote work. Office Location(s): The primary work location is Menlo Park, CA, a hub for technology and biotech innovation. The company also has facilities in Union City, CA. Workspace Context:

• Collaborative Spaces: The office environment likely includes dedicated collaboration areas, meeting rooms, and open spaces designed to foster interaction and brainstorming among cross-functional teams, including product, engineering, and design.
• Technology-Rich: As a cutting-edge biotech company, expect access to advanced technology, high-performance computing, and the latest hardware for design and development work.
• Team Interaction: The hybrid model encourages focused work at home and collaborative, team-building activities during office days. This setup is designed to balance individual productivity with essential in-person synergy.
• On-site Amenities: The Menlo Park campus offers significant perks, including daily catered lunches, a state-of-the-art gym, and EV charging, contributing to a positive and convenient work environment.

Work Schedule:

• Standard full-time hours (approx. 40 hours/week) are expected, with the flexibility of a hybrid model. The company's culture emphasizes dedication, suggesting that while hours are standard, a passion for the mission may lead to extended involvement when necessary.
• 📝 Enhancement Note: The hybrid model is structured to balance the benefits of in-person collaboration with the flexibility of remote work. The emphasis on amenities and a positive campus environment underscores the company's commitment to employee experience.

📄 Application & Portfolio Review Process

Interview Process:

1. Initial Screening: A recruiter or hiring manager will review your application and portfolio. This stage focuses on assessing alignment with the core requirements and evaluating the breadth and depth of your experience.
2. Hiring Manager Interview: A conversation with the hiring manager (likely Head of Product or VP of Product) to discuss your experience, leadership style, strategic thinking, and fit with the team. This is where your portfolio will be a key discussion point.
3. Design Challenge/Portfolio Deep Dive: This may involve a take-home design challenge or an in-depth review of your portfolio with a panel of designers and product stakeholders. Expect to walk through 1-2 key case studies, detailing your process, rationale, and impact.
4. Cross-Functional Interviews: Meetings with key stakeholders from engineering, product management, and potentially clinical teams to assess collaboration skills, technical understanding, and ability to integrate design into broader workflows.
5. Executive/Final Interview: A meeting with a senior leader (e.g., CTO, CEO, or VP of Product) to discuss strategic vision, cultural fit, and overall alignment with BillionToOne's mission and goals.

Portfolio Review Tips:

• Curate Strategically: Select 2-3 projects that best showcase your ability to lead UX strategy, design for complex systems (ideally in healthcare/biotech), and drive end-to-end execution.
• Tell a Story: For each case study, clearly articulate the problem, your specific role and responsibilities, your design process, the challenges you faced, the solutions you developed, and the measurable impact or outcomes.
• Highlight Systems Thinking: Explicitly demonstrate how you approached complex systems, user journeys, and stakeholder interactions. Use diagrams or visuals to illustrate these relationships.
• Showcase Research & Data: Detail your user research methodologies and how insights directly influenced your design decisions and led to improvements. Quantify impact where possible.
• Demonstrate Leadership & Collaboration: Explain how you mentored junior designers, collaborated with cross-functional teams, and presented/defended design decisions to stakeholders.
• Prepare for Questions: Be ready to discuss your design rationale, trade-offs made, and how you handle feedback and ambiguity.

Challenge Preparation:

• Understand the Domain: Research BillionToOne's products (Unity, Northstar), their technology (QCT), and the competitive landscape in molecular diagnostics.
• Focus on Process: If a challenge is given, emphasize your process, problem-solving approach, and how you would gather information to inform your solution, rather than just delivering a polished final design.
• Consider Constraints: Be mindful of potential constraints like regulatory requirements, technical feasibility, and business goals.
• Practice Articulation: Rehearse explaining your thought process clearly and concisely, as if presenting to a diverse group of stakeholders.

📝 Enhancement Note: The interview process is designed to thoroughly assess strategic leadership, design craft, domain understanding, and collaborative capabilities. A strong portfolio that clearly articulates process, impact, and strategic thinking is paramount. Candidates should be prepared to discuss their experience in regulated environments and demonstrate how they translate complex scientific information into user-friendly experiences.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: Expert-level proficiency is a must for UI design, prototyping, and collaboration.
• Sketch: While Figma is often preferred, experience with Sketch is valuable for teams transitioning or using it for specific workflows.
• Miro: Essential for collaborative brainstorming, user journey mapping, information architecture visualization, and workshop facilitation.
• Prototyping Tools: Beyond Figma's built-in capabilities, experience with tools like InVision, Axure, or Principle may be beneficial for more complex simulations.

Analytics & Reporting:

• User Analytics Platforms: Familiarity with tools like Amplitude, Mixpanel, or Google Analytics for tracking user behavior, feature adoption, and identifying areas for improvement.
• Data Visualization Tools: Experience with tools like Tableau, Power BI, or Looker for understanding and presenting user data and product performance metrics.

CRM & Automation:

• CRM Systems: While not directly a UX tool, understanding how UX impacts CRM usage (e.g., Salesforce for sales/support interactions) can be beneficial for B2B contexts.
• Project Management Tools: Proficiency with tools like Jira, Asana, or Trello for managing design tasks, sprints, and collaborating with engineering teams.

Other Relevant Technologies:

• Design System Tools: Knowledge of systems for documenting and managing design tokens, components, and guidelines (e.g., Zeroheight, Storybook).
• User Research Platforms: Experience with tools for remote usability testing and participant recruitment (e.g., UserTesting.com, Lookback).
• Collaboration Suites: Familiarity with tools like Slack and Google Workspace for daily communication and document sharing.

📝 Enhancement Note: The required tools focus on industry-standard UX/UI design and collaboration software. Proficiency in Figma and Miro is highlighted, underscoring the need for strong digital design and collaborative ideation capabilities. Familiarity with analytics and project management tools is also expected for effective integration into product development workflows.

👥 Team Culture & Values

Operations Values:

• Mission-Driven: A deep commitment to improving patient lives through accessible, life-changing diagnostics. This core value drives innovation and dedication.
• Excellence & Innovation: Striving for 10x better solutions and pushing the boundaries of molecular diagnostics. A culture that values breakthrough science and exceptional craft.
• Transparency & Trust: Open communication, weekly Town Halls, and an environment where every voice matters, fostering a trusting and collaborative atmosphere.
• User Advocacy: A fundamental commitment to understanding and prioritizing the needs of patients, clinicians, and operational teams in all design and product decisions.
• Collaboration & Empowerment: Working together as brilliant, passionate people in an empowering environment, where teamwork leads to breakthroughs.

Collaboration Style:

• Cross-Functional Integration: Expect close collaboration with Product Management, Engineering, Clinical Science, Genetic Counseling, Branding, and Marketing teams. The hybrid model is designed to facilitate focused remote work and intentional in-person collaboration.
• Constructive Feedback: A culture that encourages constructive feedback and open dialogue to elevate the quality of work and foster continuous improvement.
• Systems-Oriented Approach: Working together to understand and design for the interconnectedness of the healthcare ecosystem, ensuring that solutions are holistic and integrated.
• Shared Ownership: A collective responsibility for the success of the product and the company's mission, with an emphasis on giving "extra to get the job done."

📝 Enhancement Note: BillionToOne emphasizes a strong, positive culture built around its mission, innovation, and employee well-being. The values of transparency, collaboration, and user advocacy are central, and the hybrid work model is structured to enhance these aspects through intentional in-person interaction. This culture is likely a significant draw for candidates seeking purpose-driven work.

⚡ Challenges & Growth Opportunities

Challenges:

• Translating Scientific Complexity: The primary challenge is transforming highly complex molecular diagnostic science and genomic data into intuitive, trustworthy user experiences for diverse audiences (clinicians, patients, lab staff).
• Navigating Regulated Environments: Designing within strict regulatory frameworks (HIPAA, FDA) requires meticulous attention to detail, data privacy, security, and compliance, impacting design choices and workflows.
• Balancing Stakeholder Needs: Effectively mediating between the needs of patients, providers, payers, lab operations, and business objectives to create a cohesive and viable product.
• Scaling Design Systems: Ensuring the design system remains robust, scalable, and consistently applied as the product suite and company grow.
• Driving Adoption of New Technologies: Educating users and building trust in novel diagnostic technologies that may be unfamiliar or perceived as complex.

Learning & Development Opportunities:

• Deep Domain Expertise: Opportunity to become an expert in molecular diagnostics, genomics, and precision medicine, a highly specialized and growing field.
• Strategic Impact: Grow by taking on increasing responsibility for product strategy, UX vision, and influencing the company's direction in innovative healthcare solutions.
• Leadership Development: Develop leadership skills through mentoring junior designers, managing projects, and contributing to the growth of the design function.
• Cross-Functional Acumen: Enhance understanding of clinical workflows, regulatory affairs, AI integration, and business development within the biotech industry.
• Industry Exposure: Potential to attend relevant industry conferences, workshops, and engage with leaders in healthcare technology and design.

📝 Enhancement Note: The challenges are inherent to working in a cutting-edge, regulated industry. Successfully navigating these challenges presents significant growth opportunities, particularly in developing specialized domain expertise and leadership capabilities within a rapidly scaling, mission-driven company.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you owned the UX vision and strategy for a complex product. How did you translate that strategy into actionable design initiatives?" (Focus on your strategic thinking, roadmap influence, and process.)
• "How do you apply systems thinking to design in a complex ecosystem, such as healthcare? Can you walk us through an example?" (Be prepared to illustrate how you map relationships and dependencies.)
• "Tell us about a product experience you designed for a regulated industry. What were the key considerations, and how did you ensure compliance and user trust?" (Highlight your understanding of HIPAA, FDA, and ethical design.)
• "How would you approach designing for a user group that has limited technical literacy but needs to interact with complex diagnostic data?" (Focus on simplification, clarity, and user education.)

Company & Culture Questions:

• "Why are you interested in BillionToOne and our mission in molecular diagnostics?" (Connect your personal values and career goals to the company's purpose.)
• "How have you fostered a culture of design excellence or user advocacy in previous roles?" (Provide examples of mentorship, process improvement, and championing the user.)
• "Describe your experience working in a hybrid environment and how you ensure effective collaboration and communication." (Address strategies for balancing remote and in-office work.)
• "How do you stay updated on best practices in UX design and emerging technologies like AI in healthcare?" (Showcase your commitment to continuous learning.)

Portfolio Presentation Strategy:

• Select Impactful Projects: Choose 2-3 projects that best demonstrate your strategic leadership, systems thinking, and end-to-end execution in complex environments.
• Structure Your Narrative: For each project, clearly outline: The Problem, Your Role & Responsibilities, The Process (Research, Ideation, Design, Testing), The Solution, and The Impact (Quantifiable results, user feedback, business outcomes).
• Highlight Your Thinking: Be ready to articulate why you made certain design decisions, the trade-offs you considered, and how you leveraged research and data.
• Showcase Collaboration: Explain how you worked with product managers, engineers, and other stakeholders.
• Be Prepared for Deep Dives: Expect detailed questions about your process, tools, and decision-making. Practice articulating your reasoning clearly and concisely.

📝 Enhancement Note: Interview preparation should focus on demonstrating strategic leadership, deep understanding of complex systems (especially in healthcare), strong user advocacy, and excellent communication skills. The portfolio presentation is a key opportunity to showcase these abilities, so thorough preparation and clear storytelling are essential.

📌 Application Steps

To apply for this Lead UX Designer position:

• Submit Your Application: Apply directly through the provided link on Greenhouse.
• Tailor Your Resume: Highlight experience in UX leadership, strategic design, complex/regulated environments (healthcare, biotech), systems thinking, and end-to-end product design. Use keywords from the job description such as "UX Vision," "Systems Thinking," "Design System," "User Research," and "HIPAA/FDA."
• Curate Your Portfolio: Select 2-3 of your most relevant and impactful projects that showcase your strategic leadership, problem-solving skills, and experience with complex systems. Ensure each case study clearly outlines the problem, your process, your role, the solution, and the impact. Prepare to present these in detail.
• Prepare for Case Studies: Be ready to discuss your portfolio projects in depth, articulate your design rationale, and potentially tackle a design challenge that assesses your problem-solving approach and understanding of the healthcare domain.
• Research BillionToOne: Understand their mission, products (Unity, Northstar), technology (QCT), recent achievements (funding, awards), and company culture. This will help you tailor your answers and demonstrate genuine interest.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

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