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Thomson Reuters

Senior Software Engineer

Thomson Reuters

. Join the CoCounsel team building next-generation AI agentic products for legal professionals .

Posted 11/6/2026full-timeUnited StatesSenior💰 $102,200 - $189,800 per yearWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in front-end engineering with a strong focus on React and TypeScript, delivering high-performance user interfaces for complex workflows. Proficient in CI/CD practices and cloud services, with a solid understanding of agentic UI design and integration.

Highest-signal resume keywords
React DevelopmentTypeScript ProficiencyCI/CD Pipeline ManagementSSE Events IntegrationCloud Services (AWS/Azure)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Front-End EngineeringPerformance OptimizationAutomated TestingDebuggingAsynchronous Client State ModelingFeature FlagsCanary ReleasesAgentCore IntegrationAG-UI ProtocolPlaywright Testing
Soft Skills
Cross-Functional CommunicationProduct Sense
Tools & Technologies
GitHub ActionsGitLab CICodePipelineDatadogCloudWatch Log InsightsBraintrust
Certifications & Qualifications
BA or BS in Computer Science
Industry Keywords
Legal TechnologyComplianceRegulated Professional Domains

Tech Stack

Tools & technologies
AWSAzureCloudNode.jsPythonReactTypeScript

About the role

Key responsibilities & impact
  • Join the CoCounsel team building next-generation AI agentic products for legal professionals
  • Own client architecture for streaming agent interactions, from the React UI through production deployment
  • Build AI-powered front-end systems that turn SSE and AG-UI protocol events into fast, resilient interfaces
  • Understand and integrate agent runtimes including Claude Agent SDK and AgentCore
  • Contribute to front-end architecture and drive innovation in agentic UI design
  • Build and maintain CI/CD pipelines for front-end and agent-facing infrastructure
  • Run deployments and smoke tests
  • Build end-to-end Playwright tests for scale testing
  • Build observability into the client and delivery process
  • Partner with Labs, product managers, and designers to turn early AI agent concepts into scalable, production-ready features
  • Mentor engineers through code reviews, design documents, mentoring, and well-tested shared components
  • Deliver intuitive, responsive, and controllable interfaces for complex litigation drafting workflows

Requirements

What you’ll need
  • 4+ years of front-end engineering experience
  • Significant production experience with React and TypeScript building products used by real customers
  • Track record of building performant UIs under rapid, continuous updates
  • Hands-on experience with the AG-UI protocol or comparable agent-UI protocols and SDKs
  • Strong proficiency in SSE events, Claude Agent SDK, AgentCore, and AWS or Azure Cloud services
  • Hands-on experience building and owning CI/CD pipelines for production web applications, including automated testing and safe release practices
  • Experience with GitHub Actions, GitLab CI, CodePipeline, or similar
  • Experience modeling complex asynchronous client states
  • Excellent debugging skills and ability to deliver production-ready, highly reliable systems
  • Strong cross-functional communication skills
  • Strong product sense and ability to work from ambiguous requirements to a polished, accessible interface
  • BA or BS in Computer Science or equivalent practical experience preferred
  • Knowledge of backend streaming patterns such as Node and Python/FastAPI sufficient to debug end to end
  • Experience with feature flags and canary releases
  • Familiarity with tool calling, structured outputs, MCP, and streaming partial JSON parsing
  • Experience with Datadog, CloudWatch Log Insights, and Braintrust
  • Strong opinions on testing, automation, and operational robustness
  • Prior experience working on products for legal, compliance, or other regulated professional domains preferred

Benefits

Comp & perks
  • Flexible hybrid working environment for office-based roles
  • Work from anywhere for up to 8 weeks per year
  • Flexible vacation
  • Two company-wide Mental Health Days off
  • Headspace app access
  • Retirement savings
  • Tuition reimbursement
  • Employee incentive programs
  • Resources for mental, physical, and financial wellbeing
  • Two paid volunteer days off annually
  • Pro-bono consulting project opportunities
  • Environmental, Social, and Governance (ESG) initiative opportunities
  • Health, dental, vision, disability, and life insurance programs
  • Competitive 401k plan with company match
  • Competitive vacation, sick and safe paid time off
  • Paid holidays, including two company mental health days off
  • Parental leave
  • Sabbatical leave
  • Optional hospital, accident and sickness insurance paid 100% by the employee
  • Optional life and AD&D insurance paid 100% by the employee
  • Flexible Spending and Health Savings Accounts
  • Fitness reimbursement
  • Employee Assistance Program
  • Group Legal Identity Theft Protection benefit paid 100% by employee
  • 529 Plan access
  • Commuter benefits
  • Adoption & Surrogacy Assistance
  • Employee Stock Purchase Plan
  • Potential eligibility for an Annual Bonus based on enterprise and individual performance