Senior iOS Engineer 2

About Life360

Life360’s mission is to keep people close to the ones they love. Our category-leading mobile app and Tile tracking devices 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. Life360 serves approximately 83.7 million monthly active users (MAU), as of May 2025 across more than 150 countries.

Life360 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 that basically are family).

Life360 has more than 500 (and growing!) remote-first employees. For more information, please visit life360.com.

Life360 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 Canada) regardless of any specified location above.

About the Job

This role is for a Senior iOS Engineer 2 position within the Networks team. This person will be responsible for defining, building and supporting authorization and authentication systems, high-frequency sensor ingest, client attesting technologies and network optimization. Their systems are used by all teams at Life360 and have tremendous impact on the overall operations of the product. Some of their maintained and owned services are the highest throughput in the company offering unique scaling challenges and opportunities.

The Canada-based salary range for this position is 169,500 to 199,500 CAD. 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

• Work on a cross-functional team with close cooperation with Product, Data Engineering & Data Science
• Opportunity to develop and maintain networking, data and authorization frameworks which enable core functionality in the Life360 app
• Build and maintain high-throughput systems that emit meta and sensor data to Kafka streams
• Participate in interviewing potential candidates and improving the candidate experience by providing feedback

What We’re Looking For

• Bachelor’s in Computer Science, Engineering, related field or equivalent practical experience
• 8+ years of experience with Swift
• 6+ years of experience with CoreData
• 2+ years experience with Protocol Buffers and gRPC
• Experience with JWT and the OAuth 2.0 standard
• Experience with Uber RIBs or VIPER or MVVM architecture patterns
• Experience executing and synchronizing shared background tasks/services
• Experience with reactive programming languages such as RxSwift and Combine
• Comfortable with rapid experimentation, high agency development and quick iteration timelines
• A passion for quality

We want someone who will take the craftsmanship of their work seriously and strive to improve the areas they work in continually.

• Pioneer new test strategies via automation to enhance the reliability and efficiency of our testing processes.
• Proven experience in developing and implementing automated test strategies

Strong communication

• Will communicate with multiple teams, including both systems and product teams
• At times, may need to communicate with external partners

Our Benefits

• Competitive pay and benefits
• Medical, dental, vision, life and disability insurance plans
• RRSP plan with DPSP company matching program
• Employee Assistance Program (EAP) for mental well being
• Flexible PTO, several company wide days off throughout the year
• Winter and Summer Week-long Synchronized Company S