[Remote] Staff AI Builder (AI Native Mobile Engineer), Family AI Lab

Note: The job is a remote job and is open to candidates in USA. Life360 is a company focused on keeping families connected through innovative technology solutions. The Staff AI Builder role involves transforming rough ideas into functional prototypes, collaborating closely with design and product teams to create an AI-powered mobile experience that enhances family coordination.ResponsibilitiesTake rough ideas (sketches, voice memos, half-finished docs) and turn them into something real and clickable, fast. The first version is usually the same dayBuild prototypes for the surfaces that make the product tangible: the map, widgets, Live Activities, voice, in-app moments where information surfaces automatically. Some will ship. Most will get thrown away. Both outcomes are usefulMake tasteful UI calls without waiting for design to spec every pixel. Design refines. You get it 80% thereSit in the room when product direction gets debated. Push back when something doesn't feel right. We need engineers who are part of the conversation, not waiting for the outputUse AI tooling aggressively. Orchestrate agents to generate code, write tests, and review your work. The whole point of this team is that a small group with the right tools outperforms a much larger oneShip to test groups, watch how people actually use what you built, iterate. The feedback loop is short and you are inside itSkillsDeep experience building consumer mobile or web products that real people useZero-to-one stage experience and the desire to do it againTaste. You can articulate why one design works and another doesn'tYou can move from a blank screen to a working prototype without anyone holding your handDeep in at least one of React, Swift, or Kotlin — and comfortable shipping in anotherAI-native in your daily workflowHands-on with Claude Code, Cursor, or equivalentDeep experience with agentic workflows, prompt engineering, context window management, MCP / function callingSelf-starter energyYou operate without a specYou ship every day (or close to it)You push for moreYou hold strong opinions and change them when the evidence movesYou're a customer of what we buildMap-based or location-driven product workBenefitsThe compensation package includes a wide range of medical, dental, vision, financial, and other benefits, as well as equity.Competitive pay and benefits.Medical, dental, vision, life and disability insurance plans (100% paid for US employees). We offer supplemental plans for medical and dental for Canadian employees.401(k) plan with company matching program in the US and RRSP with DPSP plan for Canadian employees.Employee Assistance Program (EAP) for mental wellness.Flexible PTO and 12 company wide days off throughout the year.Learning & Development programs.Equipment, tools, and reimbursement support for a productive remote environment.Free Life360 Platinum Membership for your preferred circle.Company OverviewLife360 creates a mobile app for families that helps families feel closer together. It was founded in 2008, and is headquartered in San Francisco, California, USA, with a workforce of 501-1000 employees. Its website is http://www.life360.com.Company H1B SponsorshipLife360 has a track record of offering H1B sponsorships, with 4 in 2026, 15 in 2025, 22 in 2024, 17 in 2023, 21 in 2022, 17 in 2021, 7 in 2020. Please note that this does not guarantee sponsorship for this specific role.