CDI - Développeur Front end - Frontend Developer – AI Products - SBS - Paris

Description de l'entreprise

SBS is a global financial technology company that’s helping banks and the financial services industry to reimagine how to operate in an increasingly digital world. SBS is a trusted partner of more than 1,500 financial institutions and large-scale lenders in 80 countries worldwide, including Santander, Societé Generale, KCB Bank, Kensington Mortgages, Mercedes-Benz, and Toyota FS. Its cloud platform offers clients a composable architecture to digitize operations, ranging from banking, lending, compliance, to payments, and consumer and asset finance. With 3,400 employees in 50 offices, SBS is recognized as a Top 10 European Fintech company by IDC and as a leader in Omdia’s Universe: Digital Banking Platforms. SBS is headquartered in Paris, France.

Description du poste

SBS builds mission-critical banking software and, together with our sister company Axway, now forms the 74 Software group. Within our Digital Banking Business Unit, we are assembling a small, high-impact team to craft a new generative-AI product line.  

Your role: help design and build the user-facing layer of a retrieval-augmented-generation (RAG) platform that empowers bankers to compose and deploy their own AI agents—securely, compliantly, and at scale. You’ll join a growing team of Frontend developers, collaborating closely with Product, Design, and AI engineers to craft intuitive interfaces, real-time interactions, and seamless user experiences. Your work will be central to turning complex AI workflows into simple, elegant tools bankers can trust. 

Job description : 

• Design, develop, and maintain high-quality user interfaces using React, Next.js, Vite.js and TypeScript. 

• Collaborate with Product, Design, and Backend teams to implement intuitive, accessible, and responsive features. 

• Ensure pixel-perfect UI using popular frontend frameworks (Tailwind CSS) and modern frontend best practices. 

• Optimize app performance across browsers and devices with Next.js/Vite.js and code-splitting techniques. 

• Write unit and integration tests to ensure robustness and prevent regressions. 

• Participate in code reviews and contribute to front-end architecture and reusable component libraries. 

• Integrate with internal APIs and handle dynamic content updates and data states efficiently. 

• Contribute to CI/CD pipelines with GitLab, ensuring smooth deployments and fast feedback loops. 

• Monitor app behavior and performance in production and proactively suggest UI/UX or technical improvements. 

• Document components, features, and dev workflows to ensure maintainability and team collaboration. 

Qualifications

Key Qualifications & Skills 

Technical Expertise – Must-Have : 

• Frontend Frameworks: Strong hands-on experience with React, Next.js, and Vite.js 

• Programming: Proficiency in JavaScript and TypeScript 

• Styling & UI: Expertise in Tailwind CSS, responsive design, accessibility (WCAG), and UI consistency 

• API Integration: Solid understanding of REST APIs, JSON, and async data handling 

• Testing & Quality: Experience with unit testing and integration testing in frontend apps 

• Version Control & CI/CD: Comfortable with Git, GitLab, and CI/CD pipelines for automated testing and deployment 

• Security Best Practices: Familiarity with XSS protection, input validation, authentication flows, and secure coding for frontend 

• Tooling: Working knowledge of dev tools, performance profiling, and browser debugging 

Technical Expertise – Nice-to-Have : 

• Familiarity with design systems and component libraries 

• Experience with i18n and multi-language interfaces 

• Understanding of RAG concepts and AI-based interfaces 

• Exposure to GraphQL or WebSockets 

• Experience working in a banking, fintech, or regulated environment 

Experience & Work Ethic :

• Master's degree in computer science, Engineering, or a related field 

• 3+ years of experience in frontend development 

• Proven ability to collaborate in cross-functional teams (Dev, Design, Product, QA, AI) 

• Able to write clean, maintainable code following best practices and team standards 

• Comfortable contributi