Principal Software Engineer

Principal Software Engineer, Quoting PlatformYou must be authorized to work in the United States without employer sponsorship now or in the future. We will not sponsor employment visas. Candidates who will require future sponsorship, including candidates on CPT/OPT/STEMOPT who will require future sponsorship, are not eligible to apply.At Liberty, you'll thrive in a hybrid setting that fosters in-person collaboration, innovation and growth. This approach optimizes both remote and in-person interactions, enabling you to connect and ideate with your team and deepen valuable relationships across the company, while still enjoying the flexibility of remote work for focused tasks and projects. This position follows a hybrid work model (2 days onsite) and is open to candidates located in Portsmouth, NH; Boston, MA; Plano, TX; Indianapolis, IN; and Columbus, OH.About the RoleWe're building the next-generation personal-lines quoting platform and are seeking a Principal Software Engineer to design, build, and operate AWS-native services that power approximately 90% of our direct-channel quoting volume.You will join the Quoting Platform team within the Distribution portfolio of the USRM Technology organization and help develop and maintain reusable APIs and microservices that support Digital Sales, Olympus (DRC), and the Strategic Partnership Groups (SPG) for new-business quoting and binding.This is a technical leadership role with hands-on delivery, architecture influence, and cross-team collaboration.ResponsibilitiesDesign, implement, and operate highly available, scalable microservices and reusable APIs that support the insurance quoting and binding lifecycle.Lead architecture discussions, design reviews, and system design for complex integrations and platform initiatives.Build and maintain services across TypeScript/Node.js and Java codebases running on AWS, including Fargate and Lambda.Model and manage data using DynamoDB and DocumentDB (or equivalent), ensuring reliability and performance.Drive cross-team integration with Digital Sales, Olympus (DRC), and SPG to ensure APIs meet product and partner needs.Mentor and coach engineers, promoting best practices in testing, deployment, security, and observability.Participate in incident response, root cause analysis, and continuous reliability/performance improvements.Evaluate, adopt, and standardize engineering tools, automation, and CI/CD practices across teams.QualificationsBachelor's degree in a technical or business discipline, or equivalent experience.8+ years of software engineering experience, including production delivery of large-scale distributed systems.Hands-on experience with Java and TypeScript/Node.js; full-stack experience is a plus.Experience with Spring Boot or similar event-driven Java frameworks.Proven experience building and operating services on AWS, including Fargate, Lambda, S3, and IAM best practices.Practical experience with NoSQL data stores, especially DynamoDB; familiarity with DocumentDB or MongoDB.Strong debugging, troubleshooting, and performance-tuning skills.Deep understanding of distributed systems, service integrations, and automation frameworks.Experience leading complex technical initiatives across multiple systems or integration layers and influencing technical direction without formal authority.Experience working across teams to standardize engineering approaches and enterprise platform considerations such as security, identity, and scalability.Preferred QualificationsPrior exposure to the insurance quoting lifecycle, underwriting, or digital sales integrations.Familiarity with AI-assisted engineering tools or prompt engineering techniques, such as GitHub Copilot or LLM-based assistants, and experience evaluating such tools for enterprise adoption.Experience evaluating or adopting engineering tools and platforms at scale.Why Join UsYou'll help shape a core platform that powers the majority of our direct quoting volume, work with modern cloud-native technologies, and make a measurable impact across multiple distribution channels.This role offers the opportunity to lead architecture and operational excellence, influence cross-functional product delivery, and grow as a technical leader while solving challenging system-design problems.About UsPay 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.At Liberty Mutual, our goal is to create a workplace where everyone feels valued, supported, and can thrive. We build an environment that welcomes a wide range of perspectives and experiences, with inclusion embedded in every aspect of our culture and reflected in everyday interactions. This comes to life through comprehensive benefits, workplace flexibility, professional development opportunities, and a host of opportunities provided through our Employee Resource Groups. Each employee plays a role in creating our inclusive culture, which supports every individual to do their best work. Together, we cultivate a community where everyone can make a meaningful impact for our business, our customers, and the communities we serve. 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.Fair Chance NoticesCaliforniaLos Angeles IncorporatedLos Angeles UnincorporatedPhiladelphiaSan Francisco