Tenstorrent is building next-generation AI hardware and software. This role focuses on the user-mode driver and interface layer that enables communication, resource management, and performance across our devices. You will play a key role in defining how our software stack interacts with both internal and third-party hardware.

This role is hybrid, based out of Belgrade, Serbia.

We welcome candidates at various experience levels for this role. During the interview process, candidates will be assessed for the appropriate level, and offers will align with that level, which may differ from the one in this posting.

Who You Are

• Deep systems engineer with 7+ years experience in user-mode drivers or low-level systems programming.
• Strong proficiency in C and C++ with solid understanding of hardware-software interfaces.
• Familiar with Linux kernel concepts and how kernel and user-space components interact.
• Experience working with external customers or partners to define and support driver or hardware interfaces.
• Exposure to safety-critical systems, automotive platforms, or Functional Safety standards such as ISO 26262 is a strong plus.

What We Need

• Design and evolve the user-mode driver layer that provides high-performance APIs for Tenstorrent devices.
• Define driver interfaces and specifications that enable the broader software stack to run across internal and third-party hardware.
• Collaborate with kernel and hardware teams to ensure efficient cross-layer design and performance.
• Drive performance engineering efforts, including benchmarking, profiling, and optimization of APIs.
• Support external integrations by defining hardware-software boundaries and enabling reliable deployment in customer environments, including safety-critical use cases where applicable.

What You Will Learn

• How user-mode and kernel-level drivers are designed for high-performance AI hardware.
• How hardware-software interfaces are defined to support scalable and portable systems.
• How performance is optimized across memory, compute, and communication layers.
• How third-party hardware integrations are enabled through well-defined driver and interface layers.
• How safety and reliability requirements influence modern driver architecture, including in automotive and mission-critical systems.

Tenstorrent offers a highly competitive compensation package and benefits, and we are an equal opportunity employer.

Complexity in consumer systems is growing exponentially, creating new challenges in sensing, data processing, and system intelligence. Leveraging advanced sensor and signal processing technologies, we are addressing these challenges with innovative approaches. We are looking for an energetic Senior Firmware Engineer who can bridge these technologies with novel software solutions, algorithms, and machine learning primitives.

Required skills:

• Ability to work on communication stacks, in-depth domain knowledge on Bluetooth Classic, Bluetooth LE, Bluetooth Audio, Multipoint, Auracast, Controller stack protocols, BLE profiles/Services.
• Ability to work on system level architecture; ability to create and maintain system level solutions comprised of state-of-the-art hardware and software components and provide documentation for our products.                                   
• Development experience with functions and protocols such as TWS Role switch, fast pairing, voice assistants, Conformance and Teams certifications.
• Ability to understand complex customer application ecosystems and integrate our product offerings.
• Prior experience in developing and debugging all aspects of system software. This includes understanding overall system performance from both a hardware and software perspective.

Qualifications:

• BS or MS in Electrical or Computer Engineering or related field
• 5+ years of Industrial experience in firmware development
• Strong C/C++ and Python programming skills
• Strong knowledge of digital signal processing (DSP) and algorithm development experience
• Experience with communication stacks including Bluetooth classic, BLE USB, SDIO WiFi, Bluetooth & WiFi interoperability.
• Strong knowledge of Tensilica HiFi, Kalimba DSP cores and Bluetooth Audio Frameworks
• Hands on experience with integrating, building, and testing of multi-threaded applications.
• Experience with embedded real-time operating systems
• Experience with SCM tools (GIT, SVN, Clearcase, Perforce, etc.)
• Strong analytical and problem-solving abilities
• Experience with defect tracking tools (Jira, Bugzilla, etc.)
• Strong working knowledge of a software development process (e.g., Agile, Waterfall)
• Application of Object-Oriented concepts and methodologies
• Strong system level knowledge in audio, video and TWS domains

What we offer: 

• Dynamic and supporting international teams.
• Regular assessments and performance reviews. You will have the opportunity for promotion, bonuses and a raise in accordance with the pace at which you develop and your performance. 
• Remote, hybrid or office work.
• 20-25 vacation days per year.
• Equipment for work, laptop and all necessary additions.
• Access to training and courses.
• Private health insurance.
• FIT Pass card for many sports facilities. 

Project Overview:

As part of our team, you’ll collaborate with people of all styles, skill sets and backgrounds to realize our vision while fostering a community where everyone feels included and empowered to do the best work of their lives.

As a Senior C developer at Core Platform Engineering team your role will be to enhance the industry’s most innovative embedded networking solution for streaming audio and to develop the firmware for new product introductions. You will work with some of the brightest minds in the business across multiple disciplines of software, hardware, acoustics and WiFi technologies. You will have fun and innovate every day in our fast paced and creative environment.

What You’ll Do

• Use your knowledge of C, Linux kernel mode development, to integrate components into the platform simulator, to bring up new prototypes and future client products on the latest, highest performing wireless networking hardware.
• Leverage your curiosity in solving intricate, hard-to-replroduce defects in Linux kernel.
• Work closely with the Hardware and Platform Software teams to optimize clients platform performance, maintaining our market position as the most advanced audio hardware system in the world.

Activities

• Writing clean, maintainable code
• System architecture & technical designs
• Debugging
• Optimization
• Documentation
• Working in a team setting
• Code reviews, providing feedback
• Time estimation

Required Skills & Expertise

• 5+ yrs of experience in C
• Strong expertise in Linux kernel development and debugging
• Proficiency in Python
• Exposure to working with a software team that utilizes agile methodologies
• CI/CD systems

Preferred Qualifications

• Solid Python experience
• C++

What we offer:
•     Dynamic and supporting international teams.
•     Regular assessments and performance reviews. You will have the opportunity for promotion, bonuses and a raise in accordance with the pace at which you develop and your performances.
•     Hybrid or office work.
•     20-25 vacation days per year.
•     4 days of sick leave (100% paid)
•     Equipment for work, laptop and all necessary additions.
•     Access to trainings and courses.
•     Private health insurance.
•     FIT Pass card for many sports’ facilities