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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Mobile SDK Engineer - **Company:** Canary Technologies - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Flutter, Application Programming Interfaces (APIs), Amazon Web Services, Apple IOS, Apple Xcode, Cloud Computing, Software Quality, Code Review, Gradle, Mobile Application Software, Python (Programming Language), Apache Maven, Package Management Systems, Performance Tuning, Release Management, Cloud Services, User Interface Testing, Management of Software Versions, Data Logging, Concurrency, Backend, Kotlin, Material UI, Cocoapods, Build Tools, React Native, Api Design - **Published:** May 21, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=6627fdcef21ff74c ## About the Role Do you have experience in UI?, * 5+ years building mobile applications or SDKs on iOS or Android, with deep expertise in Swift or Kotlin * Proven experience designing, shipping, and supporting public SDKs consumed by external developers * Strong grasp of API design, modular architecture, semantic versioning, and backward-compatibility strategies * Proficiency with mobile fundamentals: networking, concurrency, persistence, security, and performance optimization * Experience with mobile package managers and build systems (Swift Package Manager, CocoaPods, Gradle/Maven, Xcode Cloud, fastlane, or similar CI) * Quality mindset: unit and UI testing, automation, crash analytics, and observability best practices * Excellent written communication skills to produce samples and docs that make integration fast and painless * Self-starter who thrives in ambiguity and partners closely with Product to deliver business impact, * Experience on both iOS and Android, or cross-platform frameworks (React Native, Flutter, KMP) * Backend familiarity in Python and cloud services such as AWS * Experience building for enterprise customers and handling release management at scale ## Description We're looking for a Senior Mobile SDK Engineer to build mobile SDKs that enable large hotel brands and enterprise customers to embed Canary's platform into their own apps. You'll also contribute to our first-party mobile apps used daily by hotel staff across the globe. The role blends product-minded engineering, excellent developer experience design, and hands-on ownership of performant, reliable mobile code at scale on iOS or Android (Swift or Kotlin). You'll collaborate closely with Product, Design, Backend, and Customer teams to ship high-quality experiences that are easy to integrate, secure, and delightful to use., * Own the design, development, and maintenance of Canary's mobile SDKs (iOS and/or Android) that power guest and staff experiences for large hotel brands * Create best-in-class developer experiences: clear APIs, robust samples, documentation, and upgrade paths * Build features and UI components for our first-party staff apps with a focus on reliability and performance * Partner with Product and Design to scope, sequence, and ship customer-impacting work * Collaborate with Backend and Platform teams to define mobile-server contracts and observability * Establish SDK versioning, release processes, and semantic change management * Improve code quality through testing, automation, and thoughtful architecture * Participate in code reviews and mentor other engineers * Drive operational excellence including monitoring, logging, crash analytics, and on-call readiness ## Related Videos - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [Using Serious Tech for a Silly Game - How to Build an MVP with Flutter](https://www.wearedevelopers.com/videos/728-using-serious-tech-for-a-silly-game-how-to-build-an-mvp-with-flutter) - [Flutter Packages and Plugins - A Look Under the Hood](https://www.wearedevelopers.com/videos/555-flutter-packages-and-plugins-a-look-under-the-hood) - [Modular Secrets to Lightning-Fast Android Builds](https://www.wearedevelopers.com/videos/1428-modular-secrets-to-lightning-fast-android-builds) - [Introducing Kotlin Multiplatform in an existing project](https://www.wearedevelopers.com/videos/276-introducing-kotlin-multiplatform-in-an-existing-project) - [Intro to Flutter Development](https://www.wearedevelopers.com/videos/170-intro-to-flutter-development) ## Related Articles - [Cross Platform Mobile Development Frameworks to Use in 2025](https://www.wearedevelopers.com/magazine/404-cross-platform-mobile-development-frameworks-to-use-in-2025) - [A Guide to Choosing the Right Tools for App Developers](https://www.wearedevelopers.com/magazine/391-a-guide-to-choosing-the-right-tools-for-app-developers) - [Basic And Advanced Networking in Dart and Flutter](https://www.wearedevelopers.com/magazine/112-basic-and-advanced-networking-in-dart-and-flutter) - [Flutter Developer Salary [2023]](https://www.wearedevelopers.com/magazine/199-flutter-developer-salary-2023) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025)