Job Title: Front End Developer Location: Seattle, WA (On-site) Duration: 6 months Job Overview We are seeking a Front End Developer to join our team. This role involves designing, developing, and delivering scalable, high-performance web and mobile applications that support inventory and ordering workflows. The ideal candidate will have strong experience with ReactJS, NextJS, and React Native, along with a passion for accessibility, performance optimization, and building intuitive, touch-friendly user experiences.
This position focuses on tablet-first (iPad), mobile, and desktop solutions and requires close collaboration with product owners, designers, and backend engineers. The Front End Developer will play a key role in ensuring application stability, performance, and accessibility across multiple platforms.
Key Skills & Technologies -
ReactJS, NextJS, React Native
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Server-Side Rendering (SSR) and Incremental Static Regeneration (ISR)
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JavaScript / TypeScript
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Accessibility standards (WCAG 2.1 AA)
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Performance optimization techniques
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Jest, React Testing Library (RTL), Playwright
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Application Insights (telemetry and monitoring)
Job Description The Front End Developer will design and build modern, responsive user interfaces that support real-time inventory visibility and ordering accuracy. This role involves developing scalable ReactJS and NextJS pages, implementing deep linking for seamless navigation, and maintaining application context across user journeys.
The position emphasizes performance, accessibility, and reliability by applying best practices such as code splitting, route prefetching, list virtualization, and error boundaries. The role also includes implementing telemetry and monitoring to ensure application health and resiliency while delivering inclusive user experiences across tablet, mobile, and desktop platforms.
Responsibilities -
Build and maintain ReactJS and NextJS pages using SSR and ISR as appropriate
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Design and ship tablet-first (iPad), mobile, and desktop user experiences using ReactJS, NextJS, and React Native
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Implement deep linking and maintain application state across platforms and workflows
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Ensure compliance with WCAG 2.1 AA accessibility standards and deliver touch-friendly user interfaces
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Optimize application performance using code splitting, route prefetching, and list virtualization
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Develop high-performance, data-intensive views to support inventory and ordering workflows
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Implement error boundaries to improve application stability and resiliency
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Instrument application telemetry using Application Insights
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Write unit and end-to-end (E2E) tests using Jest, React Testing Library, and Playwright
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Collaborate with product owners, designers, and backend engineers to deliver end-to-end solutions
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Follow established coding standards, architectural patterns, and best practices to ensure maintainable and reusable code
Why Join Us? -
Trilyon, Inc. offers a comprehensive benefits package
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Opportunities for growth and professional development
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Collaborative, inclusive, and innovation-driven company culture
Equal Employment Opportunity (EEO) Statement Trilyon, Inc. is an Equal Opportunity Employer committed to diversity, equity, and inclusion. We do not discriminate based on race, color, religion, gender, gender identity, sexual orientation, national origin, age, disability, veteran status, or any other protected status under applicable laws. Our diverse team drives innovation, competitiveness, and creativity, enhancing our ability to effectively serve our clients and communities. This commitment to diversity makes us stronger and more adaptable.
Posted on: Jan 06, 2026
Trilyon Inc
Seattle, Washington
Salary: Not Available
Full-time
Position Details
