Front-End / Full-Stack Developer - React / Next.js || San Ramon, CA Job at GDR Defense, San Ramon, CA

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  • GDR Defense
  • San Ramon, CA

Job Description

Job Title: Front-End / Full-Stack Developer React / Next.js

Location: San Ramon, CA

Work Mode: Onsite

Job Type: Contract

Industry: Retail / E-commerce / Fashion

Job Summary

Client is seeking an experienced React or Next.js Developer to support the development, enhancement, and maintenance of modern, scalable, and high-performance web applications for its e-commerce business.

The ideal candidate will have strong hands-on experience building responsive user interfaces, developing reusable components, integrating APIs, and optimizing web application performance. Experience with e-commerce platforms, particularly Shopify, is highly desirable.

The candidate should be comfortable collaborating with backend engineers, designers, product managers, and other technical stakeholders to deliver reliable, user-friendly digital experiences.

Key Responsibilities

  • Design, develop, and maintain modern web applications using React.js and/or Next.js .

  • Build responsive, reusable, and accessible UI components using JavaScript or TypeScript.

  • Develop and maintain front-end functionality for e-commerce websites and customer-facing applications.

  • Integrate REST APIs and GraphQL services to retrieve and manage application data.

  • Collaborate with backend developers to connect front-end applications with server-side services.

  • Optimize application performance, page load times, rendering, and overall user experience.

  • Implement responsive designs compatible with desktop, tablet, and mobile devices.

  • Troubleshoot bugs, resolve technical issues, and improve application stability.

  • Follow coding standards, participate in code reviews, and maintain clean, reusable code.

  • Work closely with UI/UX designers and product teams to translate business requirements into technical solutions.

  • Support testing, debugging, deployment, and ongoing application enhancements.

  • Contribute to SEO optimization, accessibility, and web performance best practices.

Required Qualifications

  • Strong hands-on experience with React.js or Next.js .

  • Proficiency in JavaScript (ES6+) and/or TypeScript.

  • Strong understanding of HTML5, CSS3, responsive design, and modern front-end development.

  • Experience building reusable components and managing application state.

  • Experience integrating REST APIs and/or GraphQL.

  • Knowledge of front-end performance optimization and debugging.

  • Understanding of Git and collaborative software development workflows.

  • Ability to work effectively with cross-functional teams.

  • Willingness to work onsite in San Ramon, California.

Preferred Qualifications

  • Experience with Shopify or other e-commerce platforms.

  • Experience with Shopify storefront customization or headless commerce.

  • Familiarity with Next.js server-side rendering (SSR), static site generation (SSG),

Job Tags

Contract work

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