Senior Full Stack Developer

Capgemini Polska Sp. z o.o. hires for its Neo team to shape the next generation of a global AI platform connecting employees worldwide with enterprise data, digital tools, and AI-powered experiences. The company operates with large enterprises including 145 Fortune 500 companies and emphasizes diversity, inclusion, and career development.

• Proven experience in senior full-stack software engineering roles
• Strong expertise in React and modern frontend architecture
• Solid backend development with Node.js, JavaScript/TypeScript, and API design
• Strong Python skills gained through AI, machine learning, automation, or data-processing projects
• Experience designing distributed systems, microservices, and enterprise integrations
• Understanding of authentication, authorization, security, and scalable application architecture
• Familiarity with AI application patterns including LLMs, RAG, embeddings, and prompt engineering
• Experience with cloud platforms (preferably GCP), CI/CD pipelines, Docker, and production environments
• Ability to operate independently, influence technical direction, and own complex initiatives
• Degree in Computer Science, Engineering, or equivalent practical experience

• Design, develop, and evolve scalable full-stack applications powering the global AI platform
• Drive technical excellence across frontend, backend, and AI-integrated services
• Build high-performance user experiences using React and modern frontend technologies
• Develop robust backend services and APIs using JavaScript/TypeScript and Node.js frameworks such as Express.js and NestJS
• Create Python-based components supporting AI, automation, and data processing
• Architect and implement integrations connecting AI services, enterprise systems, and business applications
• Contribute to advanced AI features including conversational experiences, RAG workflows, and intelligent response generation
• Partner with architects, AI specialists, and product stakeholders to deliver impactful solutions
• Support cloud-native deployments, engineering best practices, scalability, and security
• Prototype, test, and iterate rapidly within a fast-evolving AI ecosystem