Principal Software Engineer

Job in Southfield, Oakland County, Michigan, 48076, USA

Listing for: Sapphire Stream Technology

Full Time position
Listed on 2026-07-06

Job specializations:

Software Development
C++ Developer, Embedded Software Engineer, Software Engineer, Embedded Systems/ Firmware/ IoT

Salary/Wage Range or Industry Benchmark: 100000 - 130000 USD Yearly USD 100000.00 130000.00 YEAR

Position Title:

Principal Software Engineer

Location Of Employment: 2000 Town Center, Unit 660, Southfield, MI 48075

Reference
-SE004

Job Responsibilities

1. Software Architecture & Development

Design, develop, and optimize embedded software for automotive infotainment systems, including Bluetooth, Wi-Fi, Audio, Multimedia, Android Auto, and Car Play on the Android platform.
Implement system-level features using C, C++, Java, and Python across Android, Linux, and QNX RTOS environments; port and integrate software modules including HAL layers, drivers, and middleware.
Collaborate with engineering and verification teams to align development with project objectives and timing.
Perform deep-level debugging and root-cause analysis of infotainment and connectivity issues using ADB, CAN analyzers, MOST, SPI, and I2C tools.
Integrate and debug third-party automotive software modules; triage field, factory, and development issues and provide rapid solutions.

3. Validation, Optimization & CI/CD

Integrate software from OEMs and automotive suppliers into unified infotainment platforms; optimize memory, CPU, and storage performance.
Develop and maintain automation frameworks, CI/CD pipelines, and KPI monitoring tools; ensure adherence to coding standards and quality metrics.

4. Technical Leadership & Collaboration

Provide architectural guidance to engineers through code reviews, design reviews, and mentorship; act as Scrum Master, facilitating sprint planning and stand-ups.
Support cybersecurity initiatives, including log sanitization and access control per IVI standards; communicate technical progress and risks to OEM stakeholders.

Knowledge & Skills Applied

Embedded software development for automotive infotainment systems.
Embedded driver development in C, C++, and Java on Linux or QNX RTOS; kernel programming, BSP development.
Third-party automotive module integration and debugging.
Bluetooth, Wi-Fi, Android Auto, Wireless Car Play; CAN, MOST, I2C, SPI protocols.
Agile/Scrum methodology;
Scrum Master; multithreading;
Python, C#.

Requirements

Master’s degree in Software Engineering or Computer Science, or foreign equivalent + 3 years of experience.

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