Senior Software Engineer

Guardian Life

Senior Software Engineer developing scalable web applications at Guardian. Collaborating cross-functionally to deliver high-quality digital experiences for customers using modern frameworks.

Posted 5/21/2026full-timeNew York City • New Jersey, New York, Pennsylvania • 🇺🇸 United StatesSenior💰 $95,170 - $156,355 per yearWebsite

Tech Stack

Tools & technologies

AWSCloudGraphQLJavaScriptJestMicroservicesNode.jsReactRedisTypeScript

About the role

Key responsibilities & impact

Design, build, and deliver scalable, high-performing customer-facing web applications using modern frameworks and cloud technologies
Collaborate cross-functionally with product, design, and business stakeholders to deliver robust and intuitive user experiences
Translate business goals into technical solutions that meet performance, scalability, and usability requirements
Innovate and modernize technical solutions to solve complex business challenges
Partner with engineering teams to develop, test, and deploy applications using modern development practices (CI/CD, Agile)
Ensure high standards of code quality, performance, and maintainability across applications
Contribute to launching impactful digital products that enhance customer experience and drive business value

Requirements

What you’ll need

4+ years of experience delivering resilient, high-performance, public-facing web applications with measurable business impact
Advanced proficiency in JavaScript/TypeScript and modern frameworks (Node, React, Next, NestJS, Jest)
Strong experience architecting large-scale applications and mentoring teams on best practices and standards
Expertise in API development and integration (REST, GraphQL), including third-party systems
Experience with microservices, micro-frontends, and technologies such as Redis (preferred)
Strong understanding of web fundamentals (JavaScript, HTML, CSS) and performance optimization (core web vitals)
Experience working in Agile environments with cross-functional teams (engineering, design, product, marketing)
Hands-on experience with modern development tools, testing frameworks, CI/CD pipelines, and AWS
Strong problem-solving skills and attention to detail
Working knowledge of security best practices, including OWASP and handling of PII data

Benefits

Comp & perks

contemporary, supportive, flexible, and inclusive benefits and resources
skill-building opportunities
leadership development
philanthropic opportunities
annual, sales, or other incentive compensation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaScriptTypeScriptNodeReactNextNestJSJestAPI developmentRESTGraphQL

Soft Skills

problem-solvingattention to detailcollaborationmentoringcommunication