We are seeking a highly experienced Senior C# Developer (Senior Software Engineer II) to join a globally distributed engineering team. This individual will play a critical role in designing and developing a shared, cross-platform software library that powers hearing aid communication and configuration across desktop, mobile, and web applications.
This position requires deep technical expertise in C# and .NET, strong architectural ownership, and the ability to collaborate effectively with US-based and global teams in a highly quality-driven environment.
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Required Skills & Experience
- Minimum 10 years of professional experience on software engineering teams developing shared, production-grade .NET class libraries or SDKs in C#
- Proven ability to drive architectural decisions by leading teams in evaluating complex technical tradeoffs
- Proven people leadership experience, including interviewing, mentoring, and developing engineers toward greater ownership and impact
- Deep expertise in C# and modern .NET
- Proven experience working in a product-based company
- Experience working with globally distributed engineering teams
- Excellent verbal and written English communication skills, with the ability to clearly express and understand complex technical concepts in a USbased engineering environment
Key Responsibilities
- Collaborate closely with USbased engineers and crossfunctional product development partners
- Own the architecture, design, and implementation of new features in a cross-platform C#/.NET library that powers hearing aid communication and configuration
- Drive long-term evolution of the library's API surface, compatibility, and performance
- Write clear, maintainable code with comprehensive test coverage
- Develop performance-sensitive algorithms where correctness and efficiency are critical
Nice to Have Skills & Experience
- Experience with Bluetooth Low Energy (BLE) client development on Windows or Linux
- Experience building libraries for device communication, including connection management and control via BLE (USB radios, hardware APIs, etc.)
- Exposure to embedded BLE firmware development, including GATT implementation and device communication protocols
- Experience working on performance-sensitive systems, particularly within resource-constrained environments
- Background in connected devices, embedded systems, or medical device environments
Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.
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