Software Integration Expert

2 weeks ago


Stockholm, Stockholm, Sweden Dynavox Group AB Full time
Assistive Technology Expert: Drive Innovation and Empower Individuals

We are seeking a highly skilled Assistive Technology Expert to join our team at Tobii Dynavox. As a Senior System Software & Firmware Engineer, you will play a critical role in designing, developing, and maintaining speech-generating devices and accessories that empower individuals with disabilities to express themselves, connect with the world, and pursue independence.

About the Role:

This is an exciting opportunity to join a rapidly growing organization with a thriving Product & Development team in Stockholm. You will work closely with cross-functional engineering teams to ensure seamless integration, system performance, and adherence to medical device standards. Your contributions will deliver high-quality, robust solutions that meet user needs and drive innovation.

Main Responsibilities:
  • Lead the development and optimization of firmware for speech-generating devices, integrating subsystems like USB-PD controllers, audio codecs, LCD drivers, and SD cards.
  • Collaborate with hardware engineers to bring up new platforms, optimize device drivers, and ensure smooth hardware-software integration. Debug using tools like JTAG debuggers and oscilloscopes.
  • Implement custom USB devices (audio class, HID, proprietary protocols) and firmware for USB host controllers to integrate peripherals like eye trackers.
  • Design software exposing hardware and firmware functionality via user-friendly APIs and maintain cross-platform integration.
  • Analyze and optimize firmware for power, memory, and processing efficiency while ensuring reliability under real-time conditions.
  • Work with engineers and DevOps to align on hardware-software integration, testing, and milestones. Collaborate on proprietary protocols for hardware-software interoperability.
  • Develop and execute tests to validate firmware and APIs, ensuring system stability and reliability. Support hardware validation in production.
Requirements:
  • Bachelor's degree in Computer Engineering, Electrical Engineering, Computer Science, or a related field. 8+ years of experience in firmware and system software development for embedded systems.
  • Proficient in C/C++ for low-level and real-time firmware development. Extensive experience with ARM-based microcontrollers and interfaces like USB 2.0, I2C, SPI, UART, and CAN.
  • Strong understanding of USB 2.0, including multi-function devices, custom endpoints (audio class, HID), and USB host controller integration.
  • Proven experience optimizing firmware for power, memory, and performance in resource-constrained environments.
  • Expertise in debugging with JTAG debuggers, oscilloscopes, and logic analyzers. Experience in unit tests, integration tests, and hardware validation tools.
  • Effective in cross-functional teams, collaborating with hardware, system, QA, and software engineers to meet product goals.
  • Experience documenting firmware designs and processes for audit and compliance.


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