Principal React Developer - Onsite

## Principal React Developer - Onsite Apply locations:
Springfield, MO (Bass Pro Shops Base Camp) time type:
Full time posted on:
Posted Todaytime left to apply:
End Date:
August 31, 2026 (30+ days left to apply) job requisition :
R258755
**
* POSITION SUMMARY:

*** We are seeking a
** Principal React Developer (eCommerce Front-End Platform)
** to join our growing team and lead the development of modern, scalable, and high-performing front-end applications for our eCommerce platform. This role serves as a hands-on technical leader, driving complex engineering initiatives, influencing architectural decisions, and partnering with cross-functional teams to deliver exceptional digital customer experiences.

The Principal React Developer works closely with stakeholders to understand business requirements and translates them into robust, scalable front-end solutions. This role is responsible for advancing platform capabilities, driving modernization, optimizing performance, and mentoring engineering teams while remaining deeply involved in design and development.

This is an
** onsite
* * position that is required to be based in Springfield, Missouri.
**
* ESSENTIAL FUNCTIONS:

**** Design, develop, and deliver enterprise-scale front-end applications using React.js and Next.js (SSR/SSG/ISR).
Serve as a hands-on technical leader, contributing to critical code paths while guiding engineering direction.
* Lead implementation of micro-frontend architectures (Module Federation, Single-SPA) to enable scalability and team autonomy.
* Drive front-end platform upgrades including React migrations, Next.js upgrades, and adoption of modern tooling such as React Compiler.
* Build and enforce reusable, scalable component libraries and design system standards.
* Implement page composition and stitching strategies across micro-frontends to create seamless user experiences.
* Develop and integrate with RESTful and/or GraphQL APIs, ensuring efficient data flow and rendering strategies.
* Influence and guide decisions on state management, routing, and data-fetching patterns (Redux, Recoil, etc.).
* Lead performance optimization initiatives, including code splitting, lazy loading, memoization, React Compiler optimizations, SSR/edge rendering, and runtime improvements.
* Design and implement advanced caching strategies using browser caching, CDN caching, ISR, edge caching, and tools like Varnish to improve scalability and response times.
* Ensure cross-browser compatibility, mobile responsiveness, and compliance with accessibility (WCAG) standards.
* Apply and promote secure coding practices (XSS, CSRF mitigation, data protection).
* Drive testing strategy and implementation using Jest, React Testing Library, Cypress, or similar tools.
* Monitor, analyze, and improve front-end performance and observability using tools like Lighthouse and Core Web Vitals.
* Collaborate with Dev Ops teams to support containerized deployments using Docker and Kubernetes for front-end applications.
* Establish and promote best practices for micro-frontends, code quality, and engineering standards.
* Mentor developers, perform code reviews, and elevate overall team capability and code quality.
* Collaborate cross-functionally with product, UX, backend, and Dev Ops teams to deliver end-to-end solutions.
* Actively participate in Agile workflows and contribute to continuous delivery and engineering excellence.
* Evaluate and introduce emerging technologies and innovations into the front-end ecosystem.
* Lead initiatives focused on performance, scalability, modernization, and developer experience improvements.
* ALL OTHER DUTIES AS ASSIGNED
*** EXPERIENCE/

QUALIFICATIONS:

**** Minimum Degree

Required:

Bachelor's Degree Computer Science, Engineering, or related discipline is required.
* 12+ years of experience in front-end development, with strong expertise in React.js.
* Minimum 8+ years of experience with Next.js, Micro-Frontends, and modern front-end architectures.
* Strong proficiency in JavaScript (ES6+), Type Script, HTML5, CSS3, SCSS.
*** KNOWLEDGE, SKILLS, AND ABILITY:
**** Deep expertise in modern React concepts such as Hooks, Context API, functional components, and performance…