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Principal Full Stack Engineer

AT Liberty Mutual Insurance
Liberty Mutual Insurance

Principal Full Stack Engineer

Boston, MA

Description
We deliver our customers peace of mind every day by helping them protect what they value most. Our passion for placing the customer at the center of everything we do is driving a transformational shift at Liberty Mutual. Operating as a tech startup within a Fortune 100 company, we are leading a digital disruption that will redefine how people experience insurance.

This role has a hybrid work schedule (2 days onsite) and we are considering candidates based in Portsmouth, NH, Boston, MA, Plano, TX, and Indianapolis, IN

Job introduction:

Do you have the skills and drive to join a tech team that's working to digitally transform a trillion-dollar industry? From test-driving the latest technologies to creating intuitive consumer apps, Liberty Mutual is constantly innovating and creating industry-leading solutions that provide peace of mind for our customers worldwide. As a principal software engineer at Liberty Mutual, you'll consult on highly complex projects and solve technical problems, while working in an agile environment that has the creative energy of a start-up and the full backing and comprehensive benefits of a Fortune 100 company.

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We are seeking an experienced Principal Full Stack Engineer to join the GRS Platform Engineering Team helping drive high performance engineering that focuses on designing, building, and managing platforms to enhance developer productivity and streamline workflows.

In this role, you will participate in identifying, developing and enhancing engineering enabler platforms and tools, reuse patterns, public cloud standardization and lifecycle guidance and helping reduce the cognitive load for GRS developers. If you have a robust skill set in delivering software at scale, a passion for problem-solving and an empathetic approach to mentoring and collaborating with a diverse team, we would love to connect with you!

About the job:
  • Deliver features and functionalities from the backlog with a strong emphasis on quality, security and scalability.
  • Partner with cross team members to help influence and shape the product roadmap.
  • Lead research and proof-of-concept initiatives to develop creative solutions for engineering enablers, tools and reuse patterns.
  • Drive improvement in Agile practices within self-organized team and share ownership of Agile ceremonies with all team members.
  • Mentor/Coach other engineers to foster their growth and development.
  • Participate in cross team collaborations with other teams in the Engineering and Technology Operations group to share knowledge and promote continuous learning.
  • Work with other application teams to both promote and support the use of Platform Engineering solutions and best practices
  • Provide production support as needed.
Qualifications
  • Bachelor's degree in technical or business discipline, or equivalent experience.
  • Minimum 8+ years of Full Stack Engineering experience with focus on Python, TypeScript, Angular, and AWS, with proven experience building and maintaining user-facing applications.
  • Minimum 5+ years' experience delivering highly available enterprise grade applications, including a strong focus on security, monitoring, observability and production support.
  • Proficient in cloud-native development, including RDS, Containers, Lambda and GitHub Actions CI/CD pipeline.
  • Experience with the concepts and strategies behind Disaster Recovery (DR)/High Availability (HA) and resilient cloud-based applications.
  • Skilled in utilizing tools such as Splunk and Datadog to extract insights and troubleshoot issues.
  • Experience working in Agile teams with a solid understanding of how to use agile metrics to inform areas of improvement.
  • Excellent analytical skills as well as communication skills both verbal and written. Skilled at breaking down complex technical concepts and communicating them effectively to diverse audiences, from technical specialists to non-experts, adapting terminology and depth based on the listener's knowledge level.
About Us
Pay Philosophy: The typical starting salary range for this role is determined by a number of factors including skills, experience, education, certifications and location. The full salary range for this role reflects the competitive labor market value for all employees in these positions across the national market and provides an opportunity to progress as employees grow and develop within the role. Some roles at Liberty Mutual have a corresponding compensation plan which may include commission and/or bonus earnings at rates that vary based on multiple factors set forth in the compensation plan for the role.

As a purpose-driven organization, Liberty Mutual is committed to fostering an environment where employees from all backgrounds can build long and meaningful careers. Through strong relationships, comprehensive benefits and continuous learning opportunities, we seek to create an environment where employees can succeed, both professionally and personally.

At Liberty Mutual, we believe progress happens when people feel secure. By providing protection for the unexpected and delivering it with care, we help people embrace today and confidently pursue tomorrow.

We are dedicated to fostering an inclusive environment where employees from all backgrounds can build long and meaningful careers. By actively seeking employee feedback and amplifying the voices of our seven Employee Resource Groups (ERGs), which are open to all, we create an environment where every individual can make a meaningful impact so we continue to meet the evolving needs of our customers.

We value your hard work, integrity and commitment to make things better, and we put people first by offering you benefits that support your life and well-being. To learn more about our benefit offerings please visit: https://LMI.co/Benefits

Liberty Mutual is an equal opportunity employer. We will not tolerate discrimination on the basis of race, color, national origin, sex, sexual orientation, gender identity, religion, age, disability, veteran's status, pregnancy, genetic information or on any basis prohibited by federal, state or local law.

Fair Chance Notices
  • California
  • Los Angeles Incorporated
  • Los Angeles Unincorporated
  • Philadelphia
  • San Francisco

Client-provided location(s): Boston, MA, USA; Indianapolis, IN, USA; Plano, TX, USA; Portsmouth, NH 03801, USA
Job ID: liberty_mutual-2025-70646-en_4
Employment Type: Other

Perks and Benefits

  • Health and Wellness

    • Long-Term Disability
    • FSA
    • HSA With Employer Contribution
    • HSA
    • Health Insurance
    • Dental Insurance
    • Vision Insurance
    • Life Insurance
    • Short-Term Disability
    • Mental Health Benefits
  • Parental Benefits

    • Birth Parent or Maternity Leave
    • Non-Birth Parent or Paternity Leave
    • Fertility Benefits
    • Adoption Assistance Program
    • Family Support Resources
    • Adoption Leave
  • Work Flexibility

    • Flexible Work Hours
    • Remote Work Opportunities
    • Hybrid Work Opportunities
  • Office Life and Perks

    • Happy Hours
    • Snacks
    • On-Site Cafeteria
    • Casual Dress
    • Holiday Events
  • Vacation and Time Off

    • Personal/Sick Days
    • Paid Holidays
    • Paid Vacation
    • Volunteer Time Off
    • Leave of Absence
  • Financial and Retirement

    • Performance Bonus
    • 401(K) With Company Matching
    • Financial Counseling
  • Professional Development

    • Mentor Program
    • Promote From Within
    • Learning and Development Stipend
    • Tuition Reimbursement
    • Internship Program
    • Associate or Rotational Training Program
    • Access to Online Courses
    • Lunch and Learns
    • Shadowing Opportunities

Company Videos

Hear directly from employees about what it is like to work at Liberty Mutual Insurance.