San Francisco
About Manta Cares
Manta Cares is transforming cancer care for patients by building the most comprehensive self-advocacy toolkit on the market. We are a digital health company founded & run by cancer patients, survivors, caregivers, and oncologists. Our team has over 50+ years of healthcare experience. We come from McKinsey, Stanford, MIT, ASCO, amongst others. We are funded by top-tier venture funds such as Pear Ventures, Sozo Ventures, and 1843 Capital, and are generating revenue from life-science partners.
About this RoleAs Principal/Director of Design at Manta Cares, you'll work directly with the CEO to create thoughtful, empowering experiences for cancer patients and caregivers. We're looking for someone with exceptional design craft who can work across digital products, community spaces, and service touchpoints. You should be energized by the challenge of building something from scratch and comfortable wearing multiple hats in a fast-paced startup environment.
What You'll DoDigital Experience DesignOwn the end-to-end design of our digital platform, from initial concepts through implementation
Build and maintain a comprehensive design system that scales
Design intuitive interfaces that make complex medical information accessible and actionable
Work hands-on in Figma to create high-fidelity designs and prototypes
Partner closely with engineering on implementation and iteration
Create experiences that acknowledge and support users through emotional and medical challenges
Design frameworks for community support and shared experiences
Build interfaces that foster psychological safety and trust
Develop design patterns that help surface relevant community resources at the right time
Integrate real user stories and experiences into the design process
Identify opportunities to extend digital experiences into service touchpoints
Design seamless transitions between digital tools and human support
Create service blueprints that align with user needs
Partner with the team on designing potential offline experiences
Build frameworks that support both digital and human interactions
8+ years of product design experience
Deep experience with interaction design
Strong portfolio showing exceptional craft in digital product design
Track record of building design systems from scratch
Experience with community or healthcare design preferred
Previous work at design-forward companies or consultancies (e.g., Frog, MetaLab)
Obsess over the details while maintaining sight of the big picture
Think in systems and patterns
Balance aesthetics with usability
Approach design with deep empathy
Comfortable with ambiguity and iteration
Expert in Figma and prototyping tools
Strong understanding of design systems
Ability to create clean, semantic design documentation
Knowledge of web and mobile design patterns
Basic understanding of front-end development principles
Patients & Caregivers First: Every decision centers on improving lives
Empathetic Candor: Honest, direct communication with empathy
Data + Creativity = Decisions: We combine data with creative problem-solving
Learn, Build, Test, Repeat: We take smart risks and iterate for excellence
Being Our Best Selves: We strive for excellence in work and self-care
Competitive salary and equity package
Comprehensive medical, vision, and dental insurance
Unlimited PTO
Flexible, hybrid work culture based in San Francisco
Budget for professional development and design tools
Opportunity to directly impact cancer care through design
Location: San Francisco (Hybrid)
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What We Do
We’re specialists in pre-seed and seed. The startups we back go far. Best-in-class founders do not come around every day. When they do, we jump at the opportunity to work together. Our approach is to work with just a small number of best-in-class founders so we can dig in and go deep.







