Senior Developer

• Job Type –Contract-to-Hire • Location – Remote, but located near Dallas, Miramar/Miami, Seattle, Minneapolis, or Atlanta • Requirements - GC holder or USC required Overview We are recruiting for a Senior Full-Stack Developer – Web Application Development to join our client’s Digital Engineering team in a contract to hire, remote role. Do you love building fast, reliable e-commerce experiences? Are you passionate about the engineering craft behind seamless cart, checkout, order, and payment flows? We are transforming the way our industry interacts with digital technology — and we need engineers who care deeply about both the code they write and the customers they serve. As a Senior Developer on our Digital Commerce engineering team, you will be a hands-on contributor building and evolving the micro-frontend applications that power our customers' end-to-end purchasing experience — from browsing and cart management through checkout, payment capture, and order fulfillment. You'll work within a focused product team, collaborate closely with designers, product managers, and backend engineers, and bring technical rigor to every layer of the stack. The Role You will own feature delivery end-to-end within your product domain — writing production-quality React code, contributing to architectural decisions, and ensuring our MFE applications are performant, maintainable, and secure. Responsibilities Delivery: • Build and maintain React-based micro-frontend applications across cart, checkout, order management, and payment flows • Independently break down complex, ambiguous requirements into well-scoped engineering tasks • Implement responsive, accessible UI components aligned with design system standards • Integrate with RESTful APIs and backend services to deliver complete end-to-end features • Write unit, integration, and end-to-end tests to maintain high code quality and coverage • Participate in code reviews, providing and receiving constructive technical feedback Technical Contribution: • Take meaningful ownership of micro-frontend architecture decisions — module federation, shared dependencies, and deployment boundaries • Identify and resolve performance bottlenecks in rendering, state management, and data fetching • Apply security best practices (XSS, CSRF prevention, secure payment data handling) in all frontend work • Support CI/CD pipelines and assist in maintaining build tooling Collaboration: • Work within an agile team, actively participating in sprint planning, standups, reviews, and retrospectives • Partner with backend and platform engineers to design clean API contracts • Unblock teammates through technical guidance and knowledge sharing • Communicate technical tradeoffs clearly to teammates and product stakeholders Growth: • Mentor junior and mid-level developers through code reviews, pairing, and documentation • Stay current with React ecosystem trends and advocate for adoption where appropriate Requirements: • Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent practical experience) • 5+ years of experience in web application development with at least 3 years focused on React and modern JavaScript frameworks • Proven experience owning features end-to-end in a micro-frontend architecture with minimal guidance • Proficiency in modern JavaScript (ES6+), HTML5, and CSS3/SCSS • Experience consuming RESTful APIs and integrating frontend applications with backend services • Familiarity with CI/CD pipelines and DevSecOps practices • Strong communication skills and a collaborative working style • React.js: Strong command of hooks, context API, component lifecycle, and performance optimization patterns • Micro-Frontend Architecture: Proven experience owning and evolving module federation (Webpack 5) and MFE composition patterns • State Management: Experience with Redux, Zustand, or similar; sound judgment on global vs. local state, including complex multi-step transactional flows • Testing: Proficiency with Jest and React Testing Library; experience with Cypress or Playwright for E2E testing • Build Tools: Working knowledge of Webpack, Rollup, or Vite • Version Control: Strong Git workflow skills including branching strategies and pull request practices • Cloud/Hosting: Familiarity with AWS or Azure services for frontend hosting, CDN, and deployment • Performance: Understanding of Core Web Vitals, lazy loading, code splitting, and bundle optimization • Security: Awareness of OWASP frontend vulnerabilities, XSS/CSRF mitigation, and secure data handling patterns • Agile: Comfortable in Scrum or Kanban environments with a bias toward shipping and iterating