Senior Software Engineer (iOS), SDK

Requirements

• 5+ years of professional experience as a Software Engineer, with a strong focus on mobile platforms, and ideally in SDK development and/or developer tooling
• Deep experience developing for the iOS platform using Swift and Objective-C
• A strong understanding of mobile architecture, patterns, and best practices
• Experience leveraging AI-powered development tools to enhance productivity and code quality
• Excellent written and spoken English communication skills
• Well-organized with a high level of attention to detail and accuracy
• You live in the Toronto area or are willing to relocate for this incredible opportunity
• Bonus Points
• Knowledge of the app monitoring and observability space
• Familiarity with low-level programming (C/C++)
• A track record of maintaining or contributing to open-source libraries
• Experience with other mobile platforms or frameworks (Android + Kotlin/Java, React Native + JavaScript/TypeScript, Flutter + Dart)
• Equal Opportunity at Sentry
• If you need assistance or an accommodation due to a disability, you may contact us at accommodations@sentry.io .
• Want to learn more about how Sentry handles applicant data? Get the details in our Applicant Privacy Policy .

Benefits

Additional Information

About Sentry Software runs the world and the pace is faster than ever. Sentry helps developers fix errors and performance issues before users notice, so teams can spend less time firefighting and more time building. Trusted by 200,000+ organizations, Sentry is today's application monitoring standard and our team is building its AI-native future. Ready to build the future of mobile app monitoring? This is no ordinary engineering role. At Sentry, our Mobile SDK team creates the next generation of tools for developers worldwide, processing over a billion events every single day. We're looking for a talented Senior iOS SDK Engineer to join our team of experts. You'll dive deep into Apple's most advanced technology, from powerful new APIs and SwiftUI to Foundation Models. If you love using cutting-edge tech to solve complex challenges, you've found your team. What you will achieve in this role As the owner of our iOS SDK, you will guide its development from the core architecture to the final product experience. You'll pioneer exciting new features like Session Replay and next-generation performance monitoring, all while mastering Apple's latest innovations like modern concurrency and on-device AI. You will design robust, high-quality APIs built to handle massive scale, and you'll get to shape the overall vision for mobile at Sentry. Ultimately, you will be the go-to expert, helping our teams solve the most complex and interesting customer challenges. Why you will love this role We're looking for someone who is passionate about their craft and loves building elegant, intuitive tools that other developers are excited to use. You'll have the chance to contribute full-time to a major open-source project and see the immediate impact of your work in our fast-paced environment. You will be surrounded by thoughtful, collaborative engineers who are dedicated to a culture of excellence, constantly pushing each other to learn, grow, and produce their best work.

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