Senior Frontend Engineer - React JS-080893 Description

About the job you’re considering

Senior Frontend Engineer We are seeking a highly skilled Senior Frontend Engineer with deep expertise in React.js and modern frontend architecture to lead the design and implementation of scalable, high-performance web applications. This role combines hands-on engineering with technical leadership, driving innovation and excellence across the frontend stack.

Your role

• Architect and implement modular, scalable, and high-performance frontend solutions using JavaScript/TypeScript, React, and Next.js. • Design composable user experiences integrated with headless CMS, digital asset management (DAM) systems, and real-time personalization engines. • Lead initiatives to optimize Core Web Vitals, SEO, and WCAG 2.2+ accessibility compliance. • Drive observability through custom SDKs and performance monitoring tools. • Establish high-velocity engineering workflows using monorepos (e.g., Nx, TurboRepo), CI/CD automation, and AI-powered developer tools (e.g., GitHub Copilot, Cody). • Integrate secure, scalable APIs (GraphQL, REST, OAuth) and deliver edge-optimized experiences via Akamai EdgeWorkers and advanced caching strategies.

Your skills and experience

• 7+ years of experience in frontend development with a strong focus on React.js and modern JavaScript/TypeScript. • Proven experience designing and leading frontend architecture for large-scale applications. • Deep understanding of performance optimization, accessibility standards, and SEO best practices. • Hands-on experience with monorepo management, CI/CD pipelines, and developer productivity tooling. • Strong knowledge of API integration patterns and edge computing strategies.

Life at Capgemini

Capgemini supports all aspects of your well-being throughout the changing stages of your life and career. For eligible employees, we offer: Flexible work

Healthcare including dental, vision, mental health, and well-being programs

Financial well-being programs such as 401(k) and Employee Share Ownership Plan

Paid time off and paid holidays

Paid parental leave

Family building benefits like adoption assistance, surrogacy, and cryopreservation

Social well-being benefits like subsidized back-up child/elder care and tutoring

Mentoring, coaching and learning programs

Employee Resource Groups

Disaster Relief