Principal Engineer

Liberty Mutual Insurance exists to help people embrace today and confidently pursue tomorrow. A Fortune 100 company and global leader in property and casualty insurance, we've spent over a century creating innovative products, services and technologies to meet the world's ever-changing needs and make a difference for our customers and communities.

About the role

As a Principal 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. This U.S.-based role is hybrid, requiring 2 days in the office per week at one of our tech hubs: Plano, TX; Boston, MA; Portsmouth, NH; Indianapolis, IN; or Columbus, OH. Visa sponsorship is not available, and candidates in the OPT program will not be considered.

The Portfolio Principal Engineer (PPE) role within the DAE BDSE Digital, Customer and Service data delivery portfolio serves as the technical leader who collaborates with domain stakeholders, engineering teams, and leadership to ensure teams have the support and expertise needed to deliver maximum business value. Functionally, the PPE reports to the Portfolio Engineering Director and coordinates with TTT for cross-portfolio solutioning. This role operates within an autonomous Kanban model and is ideal for a strong Principal Engineer eager to take on new technical and process challenges while enhancing their leadership skills in a high-demand SDLC environment.

Responsibilities

• Analyze and develop complex data solutions, acting as a technical expert for data initiatives across the portfolio.
• Build and design complex data models and architectures to improve data accessibility, efficiency, governance, and quality.
• Collaborate with TTT on long-term architectural (LTA) design patterns for existing and new solutions.
• Actively participate in portfolio agile ceremonies (PI Planning, Sprint Planning, Backlog Grooming, Sprint Reviews) and guide product teams.
• Proactively identify opportunities to enhance data pipelines, processes, and cost efficiency, driving improvements forward.
• Lead and direct team members, mentor data engineers across the portfolio, and upskill talent.
• Ensure portfolio teams consistently follow established best practices and standards, identifying process gaps and documenting streamlined workflows.
• Collaborate with and support the Solutions Engineer in design, backlog refinement, technology roadmaps, implementation, cutover plans, post-implementation support, issue resolution, and knowledge sharing.
• Contribute to and action items from forums such as BDSE Dev User, DV, Testing Guild, Tech Roundtables, and Leadership to improve engineering user experience.
• Support application and web analytics collection platforms to track and analyze user interactions on Liberty’s customer and agent-facing websites and applications, optimizing digital performance.
• Ensure consistent tagging approaches for reporting, validate tagging and usability in Adobe Analytics UI and raw clickstream data during feature releases, and perform regression testing.
• Collaborate with cross-functional teams to define tagging requirements for digital properties, including websites, mobile apps, and other platforms.

Skills

• Full Stack Development and Software Engineering, with expertise in back-end application/platform engineering within digital and data spaces.
• Experience with Tealium Tag Management, Tealium CDP, Adobe Analytics, Snowflake, and similar industry tools (e.g., Ensighten, Google Analytics, Google Tag Manager, Content Square, HEAP).
• Proficiency in client- and server-side data collection.
• Experience with tag management platforms (e.g., Tealium, Google Tag Manager) and analytics systems (e.g., Adobe Analytics, CJA, Customer Data Platform, Google Analytics).
• Solid foundation in JavaScript and back-end/front-end development.
• Backend services expertise: JavaScript, AWS (SQS, SNS, S3, CDK, Lambda), RESTful APIs, PCF, Kafka, and Galileo.js (autocapture)/Galileo API.

Qualifications

• Bachelor’s or master’s degree in computer science, technical or business discipline, or equivalent experience.
• Minimum 8+ years of experience delivering solutions in large, distributed technical ecosystems using agile practices (Scrum, Kanban, or XP).
• Experience with microservices and cloud platforms (AWS).
• Proficiency with Java, Spring Boot, REST, Kafka, Kubernetes, microservices, testing frameworks, DevOps tools, and CI/CD pipelines (Bamboo, GitHub Actions, Jenkins).

Benefits

Liberty Mutual offers a comprehensive benefits package designed to support employees' lives and well-being. Benefits include competitive compensation, workplace flexibility, professional development opportunities, and support through Employee Resource Groups. To learn more, visit Liberty Mutual Benefits.

Pay

The typical starting salary range for this role is determined by skills, experience, education, certifications, and location. The full salary range reflects the competitive labor market value for this position and provides opportunities for progression as employees grow and develop within the role. Some roles may include commission and/or bonus earnings based on performance and other factors outlined in the compensation plan.