Senior Software Engineer at Liberty Mutual Insurance | Boston, MA, US | Rezi

Senior Software Engineer at Liberty Mutual Insurance

Senior Software Engineer

Liberty Mutual Insurance · Boston, MA, US

3 weeks ago

Senior Software Engineer

Liberty Mutual Insurance · Boston, MA, US

21 days ago
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About the Role

Join Best Coding Squad (BCS) to develop full-stack solutions with a strong focus on data and insights, featuring cutting-edge GenAI capabilities, agentic workflows, and embedded predictive models. You will join a cross-functional team designing data-centric solutions and building, testing, and maintaining the technical architecture behind applications, data pipelines, databases, APIs, and predictive model workflows.

Responsibilities

  • Design and develop technical solutions as part of an agile team.
  • Work in a dynamic and exciting agile environment with Scrum Masters, Product Managers, and team members to develop creative data-driven solutions that meet business and technical initiatives.
  • Work directly with data scientists to provision data for model development and AI workflows.
  • Interact with internal stakeholders and the core development team to refine the product backlog.
  • Automate and execute all levels of testing (unit, integration, and regression).
  • Design and develop solutions to support ingestion, curation, and provisioning of complex enterprise data to achieve analytics, reporting, and data science.
  • Support custom applications through their entire lifecycle.
  • Proactively avoid and eliminate technical debt.
  • Champion engineering excellence.
  • Foster a learning/growth mindset and model it for others.

Requirements

  • Must be authorized to work in the United States without employer sponsorship now or in the future.
  • Will not sponsor employment visas.
  • Candidates requiring future sponsorship, including those on CPT/OPT/STEMOPT, are not eligible.
  • A minimum of five years of software engineering experience.
  • A Bachelor’s or Master’s degree in a technical or business discipline, or equivalent experience.
  • Generally 4-6+ years of professional experience.
  • Strong oral and written communication skills; presentation skills.
  • Proficient in consensus building and facilitation.
  • Ability to learn and adopt new technologies.
  • Understanding of AWS architectures and technical standards.
  • Proficiency in multiple programming languages and tools.
  • Understanding of agile data engineering concepts and processes.
  • Consultative skills, including the ability to understand and apply customer requirements, drawing out unforeseen implications and making recommendations for design, the ability to define design reasoning, and understanding potential impacts of design requirements.
  • Collaboration, prioritization, and adaptability skills required.

Skills

  • Python
  • TypeScript/Node.js
  • React
  • SQL and relational database concepts
  • Postgres / pgvector
  • Microservices
  • REST APIs
  • JSON
  • Postman
  • GitHub Actions (preferable) or equivalent experience such as Bamboo, Jenkins, or Azure DevOps
  • AWS CDK
  • AWS Glue
  • AWS Lambdas
  • AWS S3
  • AWS Step Functions
  • AWS DynamoDB
  • AWS ECS
  • AWS Fargate
  • AWS SQS
  • AWS API Gateway
  • AWS AgentCore
  • DataDog
  • MLflow 3
  • LLM orchestration
  • Search systems
  • Context engineering
  • API development: Experience building and scaling APIs for both high-throughput and low-latency applications.
  • Communicate architectural trade-offs when designing complex API systems.
  • LLM expertise: Hands-on experience invoking LLMs and running prompt experiments.
  • Articulate how LLM invocation patterns are treated in API design.
  • Agent workflows: Experience building agents with established frameworks such as LangChain, LangGraph, or CrewAI.
  • Search systems and context engineering: Experience with RAG, semantic search, vector stores, and knowledge graphs.
  • Experience with workflow observability, including prompt and model tracking tools (MLflow, LangSmith, or equivalent).

Location

  • Portsmouth, NH
  • Boston, MA
  • Plano, TX
  • Indianapolis, IN
  • Columbus, OH

Work Type

  • Hybrid
  • 2 days onsite

Experience Level

  • 5+ years of software engineering experience
  • 4-6+ years of professional experience

Education Level

  • Bachelor’s or Master’s degree in a technical or business discipline, or equivalent experience

Benefits

  • Comprehensive benefits
  • Workplace flexibility
  • Professional development opportunities
  • Opportunities provided through Employee Resource Groups

About the Company

  • 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.
  • 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.
  • To learn more about our benefit offerings please visit: https://www.libertymutualgroup.com/about-lm/careers/benefits

Equal Opportunity

  • 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.
  • California
  • Los Angeles Incorporated
  • Los Angeles Unincorporated
  • Philadelphia
  • San Francisco