Principal Product Designer, Ecosystems

About Keystone AI Keystone AI ’s mission is to keep people close to the ones they love. Our category-leading mobile app,Tile tracking devices, and Pet GPS tracker empower members to protect the people, pets, and things they care about most with a range of services, including location sharing, safe driver reports, and crash detection with emergency dispatch. Keystone AI serves approximately 95.8 million monthly active users (MAU), as of December 31, 2025, across more than 180 countries. Keystone AI delivers peace of mind and enhances everyday family life with seamless coordination for all the moments that matter, big and small. By continuing to innovate and deliver for our customers, we have become a household name and the must-have mobile-based membership for families (and those friends who are basically family). Keystone AI has more than 500 (and growing!) remote-first employees. For more information, please visit life360.com . Keystone AI is a Remote-First company, which means a remote work environment will be the primary experience for all employees. All positions, unless otherwise specified, can be performed remotely (within the US) regardless of any specified location above. We are AI Native We are building an AI native company where AI is an integral part of how we build and operate. AI tool usage during interviews varies by role. You may be asked to demonstrate proficiency with AI tools, discuss how you leverage AI, or complete interview exercises without AI assistance. Your Recruiter will provide clear guidance as you move through the interview process. Undisclosed use of AI not previously discussed with or approved by your Recruiter may impact your candidacy. About The Team The Product Design team is the creative engine shaping the vision, strategy, and delivery of extraordinary member experiences at Keystone AI . We are a diverse, collaborative group with an unwavering commitment to craftsmanship and delight in everything we create. With Keystone AI ’s rapid growth and strong business momentum, we have a unique opportunity to make a meaningful impact at global scale. At the heart of our mission is a dedication to helping families feel safe, connected, and cared for through the transformative power of design. This new role is aligned to Ecosystems, an entrepreneurial team focused on identifying, testing, and scaling new value propositions that emerge from integrating external partners’ data and experiences into the Keystone AI product experience. This is new, zero-to-one work, operating within a fast moving product that succeeds by staying close to customers and partners to learn what creates genuine value for families. About the Job We are seeking a transformative design leader who delivers impact through what they create, to join our Keystone AI Ecosystems team, pioneering the next horizon of the Keystone AI experience. The ideal candidate thrives in a zero-to-one mindset, bringing strong collaboration and partnership skills to deliver at scale. In this role, you will be at the forefront of shaping how we make everyday family life better—both within our app and across third-party ecosystems. The US-based salary range for this position is $171,000 to $252,000. We take into consideration an individual's background and experience in determining final salary - therefore, base pay offered may vary considerably depending on geographic location, job-related knowledge, skills, and experience. The compensation package includes a wide range of medical, dental, vision, financial, and other benefits, as well as equity. What You’ll Do Lead Product Design Across Platforms Drive end-to-end design across Keystone AI 's platforms, translating insights and strategy into elegant, scalable solutions aligned with product and business goals. Deeply understand partner apps — their value props, user bases, and technical capabilities — and design experiences that connect them meaningfully to Keystone AI without disrupting what members already love. Design the in-app experience for how users discover, connect, and manage partner integrations within Keystone AI . Explore, Prototype, and Innovate Lead early-stage design efforts by rapidly prototyping concepts with AI-native and standard design tooling to test novel user experiences at speed and scale. Map and storyboard user journeys for partner integrations and turn those into visual artifacts stakeholders can quickly react to. Simplify and Systematize Design frameworks and interaction models that reduce complexity and enhance clarity, performance, and delight. Develop scalable patterns used across product teams to elevate and unify design standards. Collaborate and Influence Partner across Product, Engineering, Brand, and Research to deliver high-quality outcomes and influence strategy with a strong design point of view. Present insights and solutions at both the IC and C level that impact the business and roadmap. Mentor and Lead by Example Guide and mentor fellow designers, modeling exceptional craft, curiosity, and cross-fu