Full Stack Developer (Node.js/React)

Expected, React.js, Node.js, JavaScript, TypeScript, Python, Docker, LLM

About the project, Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world., , Your role, As a Full Stack Engineer for Neo at Capgemini, this role focuses on building the next generation of a Group-wide AI platform connecting employees with tools, data, and intelligent workflows. It combines frontend, backend, and AI-powered product development, with a strong emphasis on scalability, technical quality, and fast iteration. The work directly contributes to shaping user-facing AI solutions and delivering reliable, production-ready systems.

Your responsibilities, Build interactive and scalable frontend applications using React with a focus on performance and usability, Develop backend services and APIs with JavaScript/TypeScript and Node.js frameworks (Express.js, NestJS), Create Python-based AI/LLM components, data-processing logic and automation scripts, Develop middleware connecting frontend, AI backends, and enterprise systems (sessions, prompts, routing, permissions), Support AI-driven product features such as conversational interfaces, RAG flows, and structured responses, Integrate with enterprise systems, SaaS platforms, and automation tools, Work with cloud services (preferably GCP) to enable scalable and production-ready deployments, Collaborate cross-functionally and prototype, test, and iterate in fast-changing AI environments

Degree in Computer Science, Engineering, or equivalent practical experience, Strong hands-on full-stack experience across frontend, backend, and APIsSolid expertise in React and modern frontend development practices, Experience with Node.js, JavaScript/TypeScript, and backend frameworks, Strong Python skills, ideally applied in AI/LLM or data-processing contexts, Good understanding of APIs, microservices, authentication, and secure integrations, Familiarity with AI application patterns such as LLMs, RAG, embeddings, and prompt engineering, Experience with cloud platforms, CI/CD, Docker, and complex systems, combined with a product-oriented mindset

What we offer, Well-being culture: medical care with Medicover, private life insurance, and sports card. But we went one step further by creating our own Capgemini Helpline offering therapeutical support if needed and the educational podcast "Let's talk about wellbeing" which you can listen to on Spotify., Access to over 70 training tracks with certification opportunities (e.g., GenAI, Architects, Google) on our NEXT platform. Dive into a world of knowledge with free access to Education First languages platform, TED Talks and Udemy Business materials and trainings., Cutting-Edge Technology: Position yourself at the forefront of IT innovation, working with the latest technologies and platforms. Capgemini partners with top global enterprises, including 145 Fortune 500 companies., Community Hub that will allow you to choose from over 20 professional communities that gather people interested in, among others: Salesforce, Java, Could, IoT, Agile, AI.

Benefits, sharing the costs of sports activities, private medical care, life insurance, no dress code, parking space for employees, extra social benefits, redeployment package, employee referral program, charity initiatives, access to courses e.g. Excel, VBA, RPA, Customer Care, unlimited access to Udemy Business, free chat/call with a therapist

Recruitment stages, Interview with the recruiter, Competency Tests/Language Verification, Video call with a manager, Final Decision

Capgemini Polska , Capgemini is a global leader in partnering with companies to transform and manage their business by harnessing the power of technology. The Group is guided everyday by its purpose of unleashing human energy through technology for an inclusive and sustainable future. It is a responsible and diverse organization of over 360,000 team members globally in more than 50 countries. With its strong 55-year heritage and deep industry expertise, Capgemini is trusted by its clients to address the entire breadth of their business needs, from strategy and design to operations, fueled by the fast evolving and innovative world of cloud, data, AI, connectivity, software, digital engineering and platforms.

This is how we work,