Sr. iOS & SDK Engineer - (BLE Exp required)

We are looking for a highly skilled Senior iOS SDK Engineer to lead the development of next-generation iOS SDKs powering our wearable ecosystem, including smartwatches, smart rings, and health-focused connected devices.

The ideal candidate will have strong expertise in iOS application and SDK development, Bluetooth Low Energy (BLE) communication , API design, and mobile architecture.

You will work closely with firmware, cloud, algorithm, and app teams to build scalable, developer-friendly SDKs that enable seamless integration of wearable devices with iOS applications.

• Design, develop, and maintain iOS SDKs for wearable devices.
• Build robust BLE communication layers for device pairing, authentication, synchronization, OTA updates, and real-time data streaming.
• Develop SDK APIs for health, fitness, notifications, device controls, and sensor data access.
• Define SDK architecture, versioning strategy, backward compatibility, and release processes.
• Collaborate with firmware teams to define BLE services, GATT profiles , and communication protocols and to integrate health and wellness features such as heart rate, SpO₂, sleep, activity, and stress monitoring.
• Optimize SDK performance, battery consumption, memory usage, and connection reliability.
• Create developer documentation, sample applications, integration guides, and debugging tools.
• Lead technical discussions and mentor junior engineers.
• Drive SDK quality through automated testing, CI/CD pipelines, and code reviews.

• Bachelor's or Master's degree in Computer Science, Electronics, or related field.
• 3+ years of software development experience with at least 4 years in iOS development.
• Strong proficiency in Swift and Objective-C.
• Experience building and publishing reusable iOS SDKs/frameworks.