Senior Software Engineer, Backend

CMT is seeking a senior-level backend Software Engineer to produce scalable software solutions to reliably collect, process, and manage data from sensors on smartphones and connected devices in vehicles. In this role, you will design architecture, build back-end applications, and build features and applications that meet the needs of our customers. If you’re interested in using your skills to make the world's roads and drivers safer, we’d like to meet you. CMT is looking for a Senior Software Engineer, Backend to help us change the world. CMT has helped protect over 65 million drivers and prevent over 126,000 crashes worldwide. We build AI to solve some of the most difficult challenges in mobility — understanding and reducing risk, detecting crashes, and getting people life-saving help. The problems are hard. The impact is real. No matter your role, your work will matter at CMT. Responsibilities: • Solve complex problems and transform them into business solutions in collaboration with team members • Analyze and translate business and functional specifications and change requests into technical specifications suitable for implementation • Able to independently transform complex technical requirements into smaller implementable pieces; able to implement performant software solutions that are maintainable, scalable, reliable and testable • Participate in code and design reviews • Train and guide junior developers on proper software development procedures and methods • Follow company defined development and operational standards and processes • Provide on-call support during business critical emergency scenarios. Support and troubleshoot production issues as needed • Complete any additional tasks as they arise Qualifications: • Bachelor’s degree or equivalent years of experience and/or certification in Computer Science or related field • 4+ years of relevant working experience in software engineering, with a focus on backend applications, services, and APIs • Strong programming skills in languages such as Python, Golang, and/or Rust • Experience with SQL databases in a production setting • Experience working with services in AWS • Ability to commute to our Cambridge, MA office 3 days per week • Excellent communication and collaboration skills 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 Base Salary Range • The base salary range for this position is: $139,300 to $174,100. This range is specifically for Cambridge, MA A dditional Perks: • Work on a mission with real impact: crashes prevented, injuries avoided, lives protected around the world • Join an industry leader — 65 million drivers protected, powering 140+ programs across 25 countries • Recognized innovator in mobility AI, earning top honors including the TIME Industry Leader in AI, a Gold Edison Award, and the Artificial Intelligence Excellence Award for AI for Social Good. CMT is also Great Place to Work Certified • Be part of the team inventing the future of mobility and road safety • Move fast, own outcomes, do work that matters • High ownership, small teams, and direct access to leadership — no layers between your work and its impact • Unlimited PTO, flexible scheduling, competitive salary, annual performance bonus, RSUs, and full benefits including medical, dental, vision, and 401k match • Summer Fridays provide team members with h