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.
As a Senior Software Development Engineer in Test (SDET) focusing on backend automation at CMT, you will be instrumental in ensuring the quality and scalability of our backend systems, services, and APIs. You will be responsible for designing, developing, and maintaining automated test frameworks that validate complex backend processes, data flows, and distributed systems. This role will require close collaboration with backend engineers, product teams, and other stakeholders to create and execute thorough test strategies that drive confidence in CMT’s platform
Responsibilities:
- Design and implement automated testing frameworks for backend services (APIs, databases, microservices)
- Develop and maintain automated tests for backend functionality in cloud environments
- Collaborate with engineers to create effective test plans based on architecture and requirements
- Lead API, integration, and performance testing efforts for backend processes
- Troubleshoot backend issues
- Integrating tests into CI/CD pipelines
- Define quality standards and key metrics for backend systems with cross-functional teams
- Write tests to ensure coverage of edge cases, performance issues, and failure scenarios
- Optimize test execution and stability across distributed systems
- Mentor junior engineers on backend automation best practices
- Participate in code and architecture reviews to ensure software quality
- Manage test environments and collaborate with DevOps for reliable deployments
- Stay updated on backend testing trends and improve automation strategies
- Complete any additional tasks as they arise
Qualifications:
- Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent work experience
- 4+ years of experience in software testing, with at least 4 years focused on backend automation testing
- Proficiency in programming languages for test development (Python preferred)
- Expertise in designing and developing automated testing frameworks for backend services, including RESTful APIs, microservices, and data pipelines
- Extensive experience with API testing tools such:
- Pytest, REST Assured, Postman.
- Comfortable to work with cloud services, specifically AWS:
- EC2, ECS, S3, Lambda, SNS, SQS, RDS (Postgres), DynamoDB, StepFunctions, SecretsManager
- Knowledgeable of containerization technologies (specifically Docker)
- Experience with CI/CD tools like Jenkins, AWS CodePipeline, or similar, and integrating tests into the deployment process
- Demonstrated ability to troubleshoot and debug complex backend issues, working with logs, monitoring tools, and profiling techniques
- Ability to work independently and lead initiatives related to backend test automation across teams
- Excellent communication and collaboration skills, with the ability to work effectively with cross-functional teams and contribute to technical discussions.
Compensation and Benefits:
- Fair and competitive salary based on skills and experience
- Equity may be awarded in the form of Restricted Stock Units (RSUs)
- Private healthcare
- Life insurance
- Parental leave
- 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 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.”
