Senior Front End Engineer - React JS

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Senior Front End Engineer - React JS- Description
About the job you’re considering
Senior Frontend Engineer / Technical & Solution Design Lead 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.
#LI-MS4 #LI-ONSITE 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 (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 About Capgemini
Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of , team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem. The Group reported global revenues of €22.1 billion.
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Location:
Philadelphia

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