Cambridge Mobile Telematics (CMT) is the world’s largest telematics service provider. Its mission is to make the world’s roads and drivers safer. The company’s AI-driven platform, DriveWell Fusion®, gathers sensor data from millions of IoT devices — including smartphones, proprietary Tags, connected vehicles, dashcams, and third-party devices — and fuses them with contextual data to create a unified view of vehicle and driver behavior. Auto insurers, automakers, commercial mobility companies, and the public sector use insights from CMT’s platform to power risk assessment, safety, claims, and driver improvement programs. Headquartered in Cambridge, MA, with offices in Budapest, Chennai, Seattle, Tokyo, and Zagreb, CMT measures and protects tens of millions of drivers across the world every day.
CMT is looking for a collaborative, customer-focused, and creative Principal Software Engineer I to develop a high-performance mobile application framework that powers on-device machine learning models, enabling advanced data processing on Android and iOS platforms.
Responsibilities:
- As part of a small, fast-paced team, tackle complex problems and turn them into effective business solutions.
- Analyze and convert business and functional specifications, as well as change requests, into actionable technical specifications for implementation.
- Independently break down complex technical requirements into manageable, implementable components; develop high-performance software solutions that are maintainable, scalable, reliable, and testable.
- Participate actively in code and design reviews to ensure quality and alignment with best practices.
- Adhere to company-defined development and operational standards and processes.
- Take on additional tasks as they arise, supporting team and project needs.
Qualifications:
- Bachelor’s degree in Computer Science, Electrical Engineering, or a related technical field.
- 7+ years of relevant working experience
- Experience developing platform-independent software libraries in “modern” C++ (C++11 or later dialects)
- Experience optimizing code for CPU and memory efficiency
- Excellent communication and collaboration skills
- Customer obsessed, demonstrates initiative, has a learning mindset, takes ownership
- Proven ability to deliver results
- An analytical mindset
- Experience with real-time streaming systems
Nice-to-Haves:
- Python knowledge, especially with libraries used by data scientists (NumPy, Pandas, SciPy, etc.)
- Familiarity with Machine-Learning libraries (PyTorch, CoreML, TensorFlow, etc.)
- Experience in Android development: Android NDK, Java, Kotlin
- Experience in iOS development: Swift, Objective-C
- Experience in Python extension development such as Pybind
- Signal processing expertise
Compensation and Benefits:
- Fair and competitive salary based on skills and experience, and annual performance bonus
- Equity may be awarded in the form of Restricted Stock Units (RSUs)
- Medical, Dental, Vision and Life Insurance, matching 401k, short-term & long-term disability and parental leave
- Unlimited Paid Time Off including vacation, sick days & public holidays
- Flexible scheduling and work from home policy depending on role and responsibilities
Additional Perks:
- Feel great working to improve road safety around the world!
- Join one of our many employee resource groups including Black, AAPI, LGBTQIA+, Women, Book Club and Health & Wellness
- Extensive wellness, education and employee assistance programs
- CMT will do all that is possible to support our employees and create a positive and inclusive work environment for all!
Commitment to Diversity and Inclusion:
At CMT, we believe the best ideas come from a mix of backgrounds and perspectives.
We are an equal-opportunity employer committed to creating a workplace and culture where everyone feels valued, respected, and empowered to bring their unique talents and perspectives. Diversity is essential to our success, and we actively seek candidates from all backgrounds to join our growing team.
We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status or disability state. “CMT is headquartered in Cambridge, MA. “To learn more, visit www.cmtelematics.com and follow us on X @cmtelematics.”
