Principal Software Engineer - AI, MFE & Cloud Platform

Liberty Mutual Insurance; Portsmouth (NH); Hybrid; USD 140,000 - 190,000; Full time

Benefits offered by this job

Comprehensive benefits

Job summary

Liberty Mutual is seeking a Principal Software Engineer to lead and shape mission-critical systems within a hybrid, two-days-in-office-per-week role across multiple tech hubs. You’ll mentor engineers, drive AI-driven workflows, and advance our Bridgeway MFE platform.

You will collaborate with product, design, platform, security, and data teams to raise data quality, reliability, and performance while aligning with our engineering excellence pillars.

Qualifications

• Eight or more years of software engineering experience.
• Knowledge of global business, technology trends and the financial services industry.
• Hands-on involvement with layered systems architectures, designs and shared software concepts; working knowledge of contemporary frameworks and emerging technologies.
• Familiarity with functional and system integration testing, a history of practicing DevOps and SecOps.
• Experience working in an agile environment.

Responsibilities

• Design, build, and integrate full-stack solutions using JavaScript/TypeScript, React, Node.js, Next.js, and/or Java.
• Build and execute AI driven workflows.
• Drive our Micro Frontend (MFE) strategy, rapidly onboarding React apps into the Bridgeway MFE platform.
• Develop a deep understanding of upstream and downstream systems to maintain end-to-end data quality, proactively identifying risks, resolving root causes, and preventing data-induced defects.
• Break down ambiguous technical problems, identify root causes across complex systems, and deliver incremental improvements with clear milestones
• Collaborate with cross-functional partners across product, design, platform, security, and data to ensure system accuracy, streamline interactions, and drive continuous improvements to reliability, performance, and customer experience
• Establish and champion engineering best practices, mentor engineers, driving measurable improvements across SCORP engineering excellence pillars.

Skills

JavaScript/TypeScript

React

Node.js

Next.js

Java

AI/Generative AI

Micro Frontends

AWS

Education

Bachelor's or Master's degree in technical or business discipline

Tools

Playwright

JMeter

CDK

GitHub Actions

OWASP

Datadog

Splunk

Job description

Liberty Mutual is seeking a Principal Software Engineer to lead and shape mission-critical systems within a hybrid, two-days-in-office-per-week role across multiple tech hubs. You’ll mentor engineers, drive AI-driven workflows, and advance our Bridgeway MFE platform.

You will collaborate with product, design, platform, security, and data teams to raise data quality, reliability, and performance while aligning with our engineering excellence pillars.