Senior Backend Engineer II - Devices Cloud

Life360 is a company focused on keeping families connected through innovative technology. As a Senior Backend Engineer on the Devices Cloud team, you will design and maintain backend services for connected devices, ensuring they are reliable and scalable while collaborating with various teams to enhance device features.

Responsibilities:

• Design, build, and maintain backend services that support device connectivity, telemetry ingest, health monitoring, and command/control operations
• Collaborate with firmware, mobile, and product teams to define APIs and workflows for device features
• Deliver scalable, resilient systems in a microservices environment running on AWS (EKS, Lambda, DynamoDB, SQS, etc.)
• Build and own data pipelines for high-throughput streams using Kafka or similar streaming tech
• Instrument services for observability, reliability, and SLO compliance
• Participate in on-call rotations and live incident response
• Write clean, testable, performant code and help improve CI/CD and automation

Requirements:

• Bachelor's in Computer Science or equivalent experience
• 5+ years experience building backend services in Java, Go, Python, or similar languages
• Experience with microservices architecture, RESTful API design, and distributed systems
• Strong skills with cloud infrastructure (AWS preferred), container orchestration, and deployments
• Experience with databases (relational and/or NoSQL), caching layers, and event/streaming systems
• Comfortable collaborating across teams and articulating technical tradeoffs
• Experience with IoT or telematics systems
• Familiarity with Kafka, Kinesis, or other streaming platforms
• Experience with high-frequency ingest systems and time-series data
• A background with observability tooling (Prometheus, Grafana, OpenTelemetry)
• Knowledge of SRE practices and automated testing frameworks