[Remote] Senior Backend Engineer II, AI Native, Devices Cloud

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 mobile applications and devices. They are seeking a Senior Backend Engineer II for their Devices Cloud team to build and enhance cloud services that support connected hardware, ensuring high-quality and reliable experiences for users. The role emphasizes collaboration with various teams and the integration of AI-native practices in software development.ResponsibilitiesBuild and maintain components and features of Devices Cloud services — telemetry ingest, state management, command/control, and data pipelines — with a focus on quality and reliabilityOwn well-defined features and smaller designs from implementation through production, breaking down tasks and delivering accurate estimates with occasional guidanceUse AI-native engineering practices in your daily work: AI assistants for coding, testing, refactoring, and debugging, while owning and reviewing everything you shipWork with firmware, mobile, product, and platform teams to implement APIs and integrations across the hardware-software boundaryContribute to cross-team efforts, and escalate risks and blockers earlyThoroughly test your own code to catch logic issues before integration, and learn cross-functional requirements around security and scalabilityFollow code review best practices, give and receive constructive feedback, and learn from senior engineersTranslate technical specifications into high-quality code, and contribute to team documentationCommunicate progress clearly and surface blocking issues early to your team and managerParticipate in on-call rotation and contribute to incident response and post-mortemsSkills5+ years of experience in software engineering experience building backend or cloud servicesExperience building defined features, investigating and fixing bugs, and writing test code with growing independenceWorking knowledge of cloud-native infrastructure (AWS: EKS, Lambda, DynamoDB, SQS, Kinesis, etc.) and a desire to deepen your distributed-systems skillsHands-on experience using AI coding assistants for real engineering tasks, with the judgment to review and own what you shipSolid coding and problem-solving skills, and a habit of self-testing to deliver low-defect workA clear communicator who shares progress, asks insightful questions, and explains their work to peers and their managerAble to work semi-independently, unblock yourself, and ask for guidance when you need itExperience with high-frequency ingest systems, time-series data, and streaming platforms (Kafka, Kinesis, or similar)Bachelor's Degree in a Technical field, or equivalent experienceExperience with IoT, telematics, embedded, or firmware-adjacent systemsBackground in SRE practices, reliability engineering, and progressive deliveryFamiliarity with observability platforms (Prometheus, Grafana, OpenTelemetry, DataDog)Experience contributing to industry conversations: open-source projects, conference talks, or technical publicationsKnowledge of hardware/firmware communication protocols (MQTT, BLE, CoAP, etc.)BenefitsCompetitive pay and benefitsMedical, dental, vision, life and disability insurance plans (US and Canada)401(k) plan with company matching (US) / RRSP with DPSP matching (Canada)Employee Assistance Program (EAP) for mental well-beingFlexible PTO, plus several company-wide days off throughout the yearWinter and Summer week-long synchronized company shutdownsLearning & Development programsEquipment, tools, and reimbursement support for a productive remote environmentFree Life360 Platinum Membership for your preferred circleFree Tile ProductsCompany 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.