PayPal Full Stack Software Engineer 

France, Auvergne-Rhône-Alpes 

141698716

We’re seeking a full-stack developer with strong front-end expertise to build modern, AI-powered web applications. You’ll work closely with backend and ML teams to deliver intuitive, real-time interfaces that integrate with LLMs and AI services.

As ain the team, you will provide technical leadership for your development team and you will lead the team’s participation in all phases of our software development lifecycle through technical leadership, implementation of technical designs, direct contributions to architectural decisions, influencing the technical direction of our client-side applications and mentoring of junior engineers. You will be responsible for developing industry-leading experiences that bring unquestionable value to internal Corp App Owners. You will use your years of technical expertise and a solid understanding of the business domain to help us improve our platforms' scale, reliability, and performance.
Your day-to-day

• Build scalable, responsive UIs using React , Next.js , and TypeScript
• Integrate front-end components with AI/LLM APIs (e.g., OpenAI, Hugging Face)
• Implement real-time data streaming via WebSockets or Server-Sent Events
• Collaborate with cross-functional teams to design intuitive user experiences
• Ensure performance, accessibility, and cross-browser compatibility
• Write clean, maintainable code with ESLint , Prettier , and Jest

Tech Stack We Use

• Front-End: React, Next.js, TypeScript, Tailwind CSS, Vite
• AI/LLM Integration: OpenAI APIs, LangChain.js, Vercel AI SDK
• State & API: React Query, SWR, GraphQL, REST
• CI/CD: GitHub Actions, Vercel
• Design Systems: Figma

What you need to bring:

• 5+ years of experience in modern front-end development
• Strong foundation in HTML, CSS, JavaScript (ES6+), and TypeScript
• Experience building LLM/chat interfaces or AI-driven products
• Familiarity with modern testing and performance optimization tools
• Bonus: Experience with LangChain, WASM, or edge compute concepts

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Travel Percent:

The total compensation for this practice may include an annual performance bonus (or other incentive compensation, as applicable), equity, and medical, dental, vision, and other benefits. For more information, visit .

The US national annual pay range for this role is $143,500 to $212,850

Any general requests for consideration of your skills, please