Cambridge Mobile Telematics
Principal Software Engineer, Mobile
Cambridge, MA · Principal
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odds of building a lasting career here
Sponsors, but it's cap-subject — you still face the weighted lottery (~61% per draw at Level IV). Good if you win; have a cap-exempt backup on your list.
Lottery odds assume a STEM candidate.
Personalize to your clock →H-1B wage level
the lottery is wage-weighted — each level is one more entry
$18,960 more — $186,160 — moves this role to Level IV and 4 lottery entries. That figure is inside the range the employer already advertised.
Based on the DOL prevailing wage for this occupation and worksite, a base salary of $186,160 would place this position at wage Level IV. That figure is within the posted range, and I'd like to target it. This role classifies under "Software Developers" for prevailing-wage purposes.
DOL prevailing wage, 2026-27 wage year · Software Developers (15-1252) · Boston-Cambridge-Newton, MA-NH. Wage level is derived by USCIS from the offered wage, occupation and worksite; the occupation shown is inferred from the job title.
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Sourced from Department of Labor LCA, PERM and prevailing-wage disclosure data. Employer matching is by name, so figures may be split across an employer's legal entities. Absence of a filing means none appears in our copy of the data, not that none exists.
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About the role
- CMT is looking for a Principal Android Engineer to help us change the world.
- CMT has helped protect over 65 million drivers and prevent over 126,000 crashes worldwide.
- No matter your role, your work will matter at CMT.
Responsibilities
- Partner with product managers to understand business directions and collaborate with product managers, technical leads and other stakeholders to develop project plans that meet business needs
- Own a significant component of the mobile technical stack at CMT
- Design and architect solutions that are maintainable, scalable, reliable and testable while keeping future business directions in mind
- Lead code and design reviews
- May lead project groups that are focused on a specific company objective or key result
- Provide on-call support during business critical emergency scenarios. Support and troubleshoot production issues as needed.
- 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.
- Move fast, own outcomes, do work that matters
- CMT enables partners to measure risk, detect crashes, provide life-saving assistance, and streamline claims.
Requirements
- Bachelor's degree or equivalent years of experience and/or certification in a related field
- 7+ years of relevant professional experience
- Ability to do general development tasks on Linux and MacOS
- fluency in a scripting language, like Python, Ruby, with the ability to learn more
- Experience with different application architectures such as Model-View-Controller, MVVM, and VIPER
- Experience consuming and/or designing REST APIs
- Experience with continuous deployment, and test-driven development (TDD)
- Skills required for Android developers:
- Ability to do general development tasks on Linux and MacOS; fluency in a scripting language, like Python, Ruby, with the ability to learn more
- Understanding of Agile development methodologies (specifically SCRUM)
- Experience building, developing and delivering Android or iOS mobile applications and SDKs
- Basic understanding of end-to-end technical solutions including backend systems
Skills
- Proficient in both Java and Kotlin with a strong understanding of concurrency concepts
- Experience with Android JetPack libraries
- Experience with Kotlin coroutines and flows
- Familiarity with third-party Android libraries like RxJava, Dagger 2, and Retrofit
- Fluency with the Gradle build system for Android
- Proficient in both Swift and Objective-C with a strong understanding of concurrency concepts
- Experience with iOS Frameworks and development using XCode
- Familiarity with third-party iOS libraries
- Fluency with cocoapods or Swift Package Manager
Compensation
- Unlimited PTO, flexible scheduling, competitive salary, annual performance bonus, RSUs, and full benefits including medical, dental, vision, and 401k match
- The base salary range for this position is: $167,200 to $209,000. This range is specifically for Cambridge, MA
- To date, CMT's technology has helped prevent over 126,000 crashes worldwide.
- Base Salary Range
- The base salary range for this position is: $167,200 to $209,000.
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
Company info
- Cambridge Mobile Telematics (CMT) is the world's largest telematics and AI company for safer mobility.
- Its mission is to make the world's roads and drivers safer.
- The company's AI-driven platform, DriveWell Fusion®, proactively identifies and reduces driving risk, leading to fewer crashes and injuries.
- To date, CMT's technology has helped prevent over 126,000 crashes worldwide.
- Headquartered in Cambridge, MA, CMT operates globally with offices in Budapest, Hungary; Chennai, India; Seattle, Washington; Tokyo, Japan; and Zagreb, Croatia.
- Learn more at www.cmt.ai.
- This is a principal-level individual contributor role on the Android SDK team, focused on deep technical ownership, cross-functional tech leadership, and driving the architectural direction of CMT's Android SDK platform.
- Be part of the team inventing the future of mobility and road safety
Equal opportunity
- Commitment to Diversity and Inclusion:
This listing is sourced directly from Cambridge Mobile Telematics's careers page and normalized into a canonical job model.