Samsara logo

Senior Software Engineer I - Mobile Platform

Samsara
Toronto, Canada
Full Time
Posted September 29, 2025
CA$126k - CA$163k
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Job Description

This role involves developing and maintaining mobile applications using React Native, collaborating with cross-functional teams, and contributing to the technical direction and quality of the mobile platform to support Samsara's connected operations solutions.

Key Responsibilities

  • Contribute to architectural decisions and strategic planning for the mobile platform.
  • Develop and optimize high-quality, performant, and user-friendly mobile application features.
  • Ensure code quality through peer reviews, testing, and adherence to best practices.
  • Design and implement reusable, accessible UI components to enhance user experience.
  • Collaborate with product managers, designers, and engineering teams to deliver scalable mobile solutions.
  • Mentor junior engineers and contribute to knowledge-sharing initiatives.
  • Drive technical direction and influence the technical roadmap of the mobile platform.

Requirements

  • 6 years of software development experience, including 3 years of hands-on mobile app development with React Native in production environments.
  • Deep knowledge of React Native as a mobile-first framework, including a strong grasp of its architecture, native components, and limitations.
  • Solid testing and debugging skills in a mobile context, including experience writing unit and integration tests to maintain app stability and quality.
  • Strong understanding of mobile architecture, performance, and platform APIs.
  • Proficiency in using GraphQL and Redux for efficient data fetching and state management.
  • Experience collaborating cross-functionally with product, design, and backend teams to deliver high-quality mobile features.
  • Demonstrated experience in mentoring less experienced engineers and leading technical projects from conception to delivery with multiple contributors.
  • Experience with native mobile development in Swift, Objective-C, Kotlin, or Java, including creating native modules or bridging React Native with native iOS and Android code.
  • Track record of performance tuning in mobile apps, including using profiling tools and techniques to diagnose and resolve performance issues.
  • Hands-on experience ensuring mobile app accessibility compliance, applying best practices to make the app usable by all customers.
  • Familiarity with mobile CI/CD pipelines, build tools, and test automation.
  • Experience working with microservices.
  • Experience shipping and maintaining features over several years, demonstrating long-term ownership.
  • Domain experience in logistics, fleet management, or industrial IoT, especially building mobile apps for drivers or field workers.

Benefits & Perks

Competitive total compensation package including base salary, bonus, variable pay, and restricted stock unit awards (RSUs)
Employee-led remote and flexible working arrangements
Health benefits
Opportunities for long-term ownership and performance-based equity refresh awards
Support for professional growth and learning
Inclusive work environment with accommodations for persons with disabilities
Flexible working model supporting remote, hybrid, or in-office work

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