> Markdown version of [/jobs/ext/447857-senior-ios-sdk-engineer](https://www.wearedevelopers.com/jobs/ext/447857-senior-ios-sdk-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior iOS SDK Engineer - **Company:** Everforth CyberCoders - **Location:** Los Angeles, CA, United States (Remote available) - **Experience:** Expert - **Salary:** $130,000.0 - $170,000.0 - **Contract:** Permanent contract - **Skills:** Flutter, Unity 3d, LTE (Telecommunication), Artificial Intelligence, Software Debugging, Memory Management, IOS SDK, Microsoft Windows SDK, Open Source Technology, Management of Software Versions, Offline Storage, Git, Performance Monitor, Free and Open-Source Software, React Native, Api Design, Data Pipelines - **Published:** June 2, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=291f85cc8ceaf73c ## About the Role Do you have experience in iOS?, * Hands-on SDK or framework experience, building libraries used by other developers. * Deep knowledge of Apple runtime behavior - memory, threading, lifecycle, and startup performance. * Strong production debugging skills across diverse devices and OS versions. * API design experience, including versioning and long-term evolution. * Understanding of binary compatibility and ABI stability. * Comfort with Git and modern CI/CD pipelines. * Openness to AI-assisted engineering workflows Bonus skills: * Familiarity with Swift macros or Swift Syntax tooling. * Knowledge of OpenTelemetry or observability concepts (traces, spans, logs). * Experience supporting multiple Apple platforms from a shared codebase.Exposure to system frameworks like MetricKit or MXDiagnostic. * Ability to work in a multi-SDK ecosystem (React Native, Flutter, Unity). * Open-source contributions. * Experience supporting external developers or SDK users. ## Description We're currently looking for a Senior iOS SDK Engineer to join our Mobile Observability team. This role focuses on building and maintaining a high-performance, open-source Swift SDK used across all Apple platforms. You'll work close to the OS to create instrumentation libraries for performance monitoring, telemetry, hang detection, and crash reporting, while collaborating with other platform teams and contributing to standards like OpenTelemetry. What you'll be doing: * Design, build, and maintain a modular Swift SDK used across all Apple platforms. * Implement core instrumentation features including crash reporting, hang detection, performance monitoring, and telemetry capture. * Build resilient data pipelines for offline storage, batching, retries, and efficient delivery under strict mobile runtime constraints. * Shape SDK architecture and API design, ensuring clarity, stability, and long-term backward compatibility. * Debug complex platform issues involving threading, memory, lifecycle behavior, and OS/device fragmentation. * Develop capture services for networking, user interactions, and system events using frameworks like MetricKit. * Optimize performance across startup time, binary size, memory usage, and thread safety. * Collaborate with cross-platform SDK teams (React Native, Flutter, Unity) to prevent downstream breaking changes. * Contribute to OpenTelemetry alignment and upstream standards work. * Partner with Product and Customer Success to incorporate developer feedback into the SDK roadmap. ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Flutter Packages and Plugins - A Look Under the Hood](https://www.wearedevelopers.com/videos/555-flutter-packages-and-plugins-a-look-under-the-hood) - [Hacking iOS and Developing for Airbnb with Nicolas Haunold, Software Engineer at Airbnb](https://www.wearedevelopers.com/videos/100361-hacking-ios-and-developing-for-airbnb-with-nicolas-haunold-software-engineer-at-airbnb) - [Xcode development redefAIned](https://www.wearedevelopers.com/videos/100195-xcode-development-redefained) - [Intro to Flutter Development](https://www.wearedevelopers.com/videos/170-intro-to-flutter-development) - [Writing truly cross plattform applications using flutter](https://www.wearedevelopers.com/videos/456-writing-truly-cross-plattform-applications-using-flutter) ## Related Articles - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Flutter Developer Salary [2023]](https://www.wearedevelopers.com/magazine/199-flutter-developer-salary-2023) - [Basic And Advanced Networking in Dart and Flutter](https://www.wearedevelopers.com/magazine/112-basic-and-advanced-networking-in-dart-and-flutter) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 118 - not a total recall](https://www.wearedevelopers.com/magazine/452-dev-digest-118-not-a-total-recall) - [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)