Principal Growth Designer

📍 Job Overview

Job Title: Principal Growth Designer

Company: Cambridge Mobile Telematics

Location: Cambridge, MA

Job Type: Hybrid

Category: Product Design

Date Posted: 2025-06-05

Experience Level: 7+ years

Remote Status: Hybrid (Cambridge, MA or Seattle, WA preferred)

🎨 Role Summary

• Lead Product Design on a cross-functional product squad focused on increasing driver activation and retention.
• Collaborate with team members to define design initiatives and support rapid experimentation through prototyping and usability testing.
• Apply a broad range of design techniques to achieve measurable business outcomes, including research, conceptualization, prototyping, experimentation, and usability testing.
• Provide assistance and guidance to other team members in understanding the humans that use our products, the problem space, and the end-to-end customer experience.
• Create high-fidelity designs and prototypes using design documentation, style guides, and component libraries.

🖼️ Primary Responsibilities

• Collaborate with your squad to define highest priority design and research initiatives.
• Apply a broad range of design techniques to achieve measurable business outcomes including research, conceptualization, prototyping, experimentation, usability testing.
• Support rapid experimentation by creating low- and high-fidelity prototypes and assessing them based on qualitative and quantitative data with your team.
• Provide assistance and guidance to other team members to research and understand the humans that use our products, the problem space, and the end-to-end customer experience.
• Create high-fidelity designs and prototypes using design documentation, style guides, and component libraries.
• Collaborate with cross-functional teams throughout the discovery and development process, including developers, product managers, UX researchers, marketers, analysts, and QA.
• Contribute to broader product design team meetings and initiatives.
• Effectively communicate and support design decisions to team members and stakeholders.
• Complete any additional tasks as they arise.

🎓 Skills & Qualifications

Education: Bachelor's degree or equivalent experience/certification in a relevant field preferred.

Experience: 7+ years of experience in product design working in both the consumer and enterprise space.

Required Skills:

• In-depth experience in mobile product design in iOS and Android.
• Portfolio showcasing mobile product design samples and thinking.
• Mastery of Figma, Prototyping, and Miro (or equivalent).
• Experience with multiple user testing, research techniques, and tools.
• Familiarity with Lean UX, growth hacking, and funnel optimization.
• Strong interpersonal skills and ability to collaborate effectively with others.

Preferred Skills:

• Prior experience working in an embedded, cross-functional, experiment-oriented product team.

🎨 Portfolio & Creative Requirements

Portfolio Essentials:

• Include case studies that demonstrate your ability to define and solve complex design problems.
• Showcase your process and thinking, not just the final outcome.
• Highlight your experience with mobile product design, prototyping, and user testing.
• Demonstrate your understanding of growth design principles and experimentation.

Process Documentation:

• Include research and discovery phases, ideation and iteration methods, and validation and testing approaches.

💵 Compensation & Benefits

Salary Range: $120,000 - $180,000 USD (based on experience and skills)

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, and 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!

🎯Team & Company Context

🏢 Company & Design Culture

Industry: Software Development, specifically focused on telematics and driver safety.

Company Size: 201-500 employees.

Founded: 2010, with a mission to make the world's roads and drivers safer.

Team Structure:

• The design team at CMT is embedded within cross-functional product squads, working closely with developers, product managers, UX researchers, marketers, analysts, and QA.
• The team follows a flat structure, with Principal Designers leading product design efforts within their squads.
• The design team collaborates extensively with other teams, including data science, engineering, and operations.

Methodology:

• The design process at CMT follows a user-centered, data-driven approach, with a strong focus on experimentation and iteration.
• The team uses a variety of design thinking techniques, including empathy mapping, user journey mapping, and co-creation workshops.
• The design process is integrated with agile development methodologies, with design and development teams working together to deliver features and improvements.

Company Website: cmtelematics.com

📈 Career & Growth Analysis

Design Career Level: Principal Growth Designer, responsible for leading design efforts within a cross-functional product squad and driving measurable business outcomes through experimentation and data-driven design.

Reporting Structure: The Principal Growth Designer reports directly to the Head of Product Design and works closely with the Product Manager and other designers within the squad.

Design Impact: The Principal Growth Designer's work has a significant impact on driver activation, retention, and overall product success. Their designs and experiments influence the product roadmap and contribute to CMT's mission to make roads safer worldwide.

Growth Opportunities:

• As a Principal Growth Designer, there are opportunities to grow into a leadership role, such as Head of Product Design or Director of Growth Design, as the team and product portfolio expand.
• The role offers the chance to develop specialized skills in growth design, experimentation, and data analysis, with opportunities to mentor and coach junior designers.
• The Principal Growth Designer can expect to work on high-impact projects, with the potential to influence the design direction of multiple products and features.

🌐 Work Environment

Studio Type: CMT's design studio is a collaborative, open-plan workspace, with dedicated design spaces for individual and team work. The studio is equipped with the latest design tools and technology, including high-resolution displays, powerful workstations, and virtual reality headsets.

Office Location(s): Cambridge, MA, with additional offices in Budapest, Chennai, Seattle, Tokyo, and Zagreb.

Design Workspace Context:

• The design studio at CMT is designed to facilitate collaboration and creativity, with ample space for whiteboarding, sketching, and prototyping.
• The studio is equipped with presentation areas for user testing, design critiques, and team meetings.
• The design team at CMT works closely with other teams, with dedicated spaces for cross-functional collaboration and co-creation.

Work Schedule: CMT offers a flexible work schedule, with core hours between 10:00 AM and 3:00 PM EST. Employees are encouraged to work remotely when needed and can adjust their hours to accommodate their personal needs and preferences.

📄 Application & Portfolio Review Process

Design Interview Process:

• The design interview process at CMT typically consists of three to four rounds, including a portfolio review, design challenge, case study presentation, and final team interview.
• Candidates can expect to meet with designers, product managers, and other stakeholders throughout the interview process.
• The portfolio review focuses on the candidate's design process, problem-solving skills, and ability to create intuitive and engaging user experiences.
• The design challenge assesses the candidate's ability to define and solve complex design problems within a given time frame and constraints.
• The case study presentation evaluates the candidate's ability to communicate their design process, rationale, and results effectively.
• The final team interview focuses on the candidate's cultural fit, collaboration skills, and alignment with CMT's mission and values.

Portfolio Review Tips:

• Highlight your experience with mobile product design, prototyping, and user testing.
• Demonstrate your understanding of growth design principles and experimentation.
• Include case studies that showcase your ability to define and solve complex design problems.
• Showcase your process and thinking, not just the final outcome.
• Tailor your portfolio to the specific role and company, highlighting your relevant skills and experiences.

Challenge Preparation:

• The design challenge at CMT typically involves defining and solving a complex design problem within a given time frame and constraints.
• Candidates should expect to work on a real-world problem, with access to relevant data, resources, and stakeholder input.
• The challenge is designed to assess the candidate's ability to define and solve complex design problems, with a focus on their process, thinking, and problem-solving skills.

ATS Keywords: Product Design, Mobile Product Design, Prototyping, User Testing, Research Techniques, Collaboration, Lean UX, Growth Hacking, Funnel Optimization, Interpersonal Skills, Design Thinking, Experimentation, Data-Driven Design, Driver Safety, Telematics, Insurance, Mobility, IoT, Insurtech, Insuretech

🛠 Tools & Technology Stack

Primary Design Tools:

• Figma: Used for creating high-fidelity designs, prototypes, and design systems.
• Sketch: Used for early-stage ideation, sketching, and wireframing.
• InVision: Used for prototyping, user testing, and design collaboration.
• Zeplin: Used for design handoff, ensuring design consistency and collaboration with developers.

Collaboration & Handoff:

• Miro: Used for collaborative whiteboarding, brainstorming, and design critiques.
• Slack: Used for team communication, collaboration, and design feedback.
• Confluence: Used for project management, task tracking, and design documentation.

Research & Testing:

• UserTesting: Used for remote user testing, with a large panel of participants and advanced analytics tools.
• OptimalSort: Used for A/B testing, with advanced statistical analysis and optimization tools.
• Hotjar: Used for heatmapping, session recording, and user behavior analysis.

👥 Team Culture & Values

Design Values:

• User-centered: CMT's design process is centered around the user, with a deep understanding of their needs, behaviors, and pain points.
• Data-driven: CMT's design decisions are informed by data, with a strong focus on experimentation, testing, and iteration.
• Collaborative: CMT's design team works closely with other teams, with a culture of open communication, feedback, and continuous learning.
• Inclusive: CMT is committed to creating an inclusive and diverse design team, with a focus on accessibility, equity, and belonging.
• Impact-focused: CMT's design team is focused on creating meaningful and measurable impact, with a strong focus on driving business outcomes and improving driver safety.

Collaboration Style:

• Cross-functional: CMT's design team works closely with other teams, including data science, engineering, and operations, to deliver innovative solutions that improve driver safety and mobility.
• Experimental: CMT's design process is experimental, with a strong focus on testing, iteration, and continuous learning.
• User-centered: CMT's design team is user-centered, with a deep understanding of the humans that use our products, the problem space, and the end-to-end customer experience.

⚡ Challenges & Growth Opportunities

Design Challenges:

• Working with large datasets and complex data visualizations to inform design decisions and drive business outcomes.
• Balancing user needs, business objectives, and technical constraints in a fast-paced, agile development environment.
• Designing for a diverse user base, with varying levels of tech-savviness, accessibility needs, and cultural backgrounds.
• Managing stakeholder expectations and balancing multiple priorities in a cross-functional, collaborative environment.

Learning & Development Opportunities:

• Developing specialized skills in growth design, experimentation, and data analysis, with opportunities to mentor and coach junior designers.
• Attending industry conferences, workshops, and events to stay up-to-date with the latest design trends, tools, and methodologies.
• Participating in CMT's extensive wellness, education, and employee assistance programs to support personal and professional growth.

💡 Interview Preparation

Design Process Questions:

• Describe your design process for defining and solving complex design problems, with a focus on your approach to research, ideation, prototyping, and testing.
• How do you approach user testing and validation, and how do you incorporate user feedback into your design process?
• Can you walk us through a case study that demonstrates your ability to define and solve complex design problems, with a focus on your process, thinking, and problem-solving skills?

Company Culture Questions:

• How do you approach collaboration and communication in a cross-functional, collaborative environment, and how do you balance multiple priorities and stakeholder expectations?
• How do you stay up-to-date with the latest design trends, tools, and methodologies, and how do you incorporate this knowledge into your design process and workflow?
• How do you approach design critiques and feedback, and how do you use this feedback to improve your designs and drive business outcomes?

Portfolio Presentation Strategy:

• Highlight your experience with mobile product design, prototyping, and user testing.
• Demonstrate your understanding of growth design principles and experimentation.
• Include case studies that showcase your ability to define and solve complex design problems, with a focus on your process, thinking, and problem-solving skills.
• Tailor your portfolio to the specific role and company, highlighting your relevant skills and experiences.
• Prepare a clear and concise presentation that highlights your design process, rationale, and results, with a focus on driving business outcomes and improving driver safety.

📌 Application Steps

To apply for this design position:

• Submit your application through this link
• Tailor your portfolio to highlight your experience with mobile product design, prototyping, and user testing, with a focus on growth design principles and experimentation.
• Optimize your resume for design roles, with a focus on relevant skills, experiences, and keywords.
• Prepare for the design interview process, with a focus on your design process, problem-solving skills, and cultural fit.
• Research CMT's design culture, methodology, and values, and prepare questions to ask during the interview process.