Front end web developer Jobs in Springfield, MO

Job Title : Frontend Architect (React.js & Micro Frontend) Location : Springfield, MO (Onsite) Contract About the Role We are looking for an exceptional Frontend Architect who is highly hands-on and deeply experienced in React.js, Micro Frontend (MFE) architecture, and performance engineering. The ideal candidate will lead the development of ascalable frontend framework that supports both Server-Side Rendering (SSR) and Client-Side Rendering (CSR) while optimizing site performance and user experience. This role involves architecting and developing a state-of-the-art frontend system that integrates seamlessly with our Backend-for-Frontend (BFF) layer, powered by Spring Boot microservices, and deployed on Google Cloud Platform (GCP Key Responsibilities Design and build a high-performance frontend framework using React.js and Micro Frontend (MFE) architecture. Implement SSR / CSR hybrid strategies to optimize rendering, SEO, and page performance. Architect and optimize the BFF layer to enhance frontend-backend interactions. Improve frontend performance using lazy loading, predictive prefetching, tree shaking, and edge caching. Collaborate with backend engineers to optimize API designs and system efficiency. Define best practices for state management using Redux and Redux-Saga / Thunk for handling complex application flows. Optimize frontend applications for speed, security, and scalability in GCP environments. Lead, mentor, and coach frontend engineers, promoting technical excellence. Stay up to date with industry trends, especially in frontend performance optimizations. Key Requirements 8+ years of experience in frontend development with extensive expertise in React.js. Deep knowledge of Micro Frontend (MFE) architecture, modularization, and federated module design. Strong understanding of SSR / CSR hybrid architectures with Next.js (optional but a plus Expertise in state management using Redux and Redux-Saga / Thunk. Strong JavaScript / TypeScript proficiency with modern ES6+ concepts. Must-have experience with GraphQL for efficient data fetching. Experience integrating frontend with Spring Boot microservices via BFF architecture. Hands-on experience with Tailwind CSS for highly scalable and maintainable UI designs. Strong background in frontend performance optimization, including : Lazy loading, tree shaking, and code splitting Web Vitals optimizations (LCP, FID, CLS) Edge caching & CDN optimizations Predictive rendering and smart prefetching Experience working in GCP (Google Cloud Platform) for cloud deployment and CI / CD automation. Solid understanding of frontend security best practices and performance tuning. Excellent problem-solving skills and a strong passion for writing clean, maintainable, and testable code. Strong leadership and mentoring capabilities to guide junior developers and drive technical excellence. Nice-to-Have Skills Familiarity with A / B testing and automated UI performance tuning. Expertise in containerization (Docker, Kubernetes) for frontend deployments.