At Shakers, we connect top freelance talent with innovative projects across Europe. For this role, we are looking for a Senior Full Stack Engineer to join a long-term, remote-first project focused on building a next-generation AI-powered development platform.What You'll DoDesign and develop scalable, secure, high-performance web applications.Build modern, responsive UIs using React and TypeScript/JavaScript.Develop backend services and APIs in Python or Node.Js.Work with relational (PostgreSQL/MySQL) and document databases (MongoDB).Collaborate with AI/ML teams to integrate AI-driven features.Optimize applications for speed, scalability, and reliability.Contribute to system architecture and technical decisions.Apply CI/CD practices and Infrastructure as Code.Work in an agile, cross-functional team environment.What We're Looking For7+ years of experience in full stack development in product-driven companies.Strong proficiency in React, JavaScript/TypeScript.Proficiency in at least one backend language (Python or Node.Js preferred).Experience with PostgreSQL/MySQL and MongoDB.Solid understanding of modern software engineering practices (testing, CI/CD, version control).Fluent in English and ItalianCuriosity about Generative AI tools and workflows.Nice-to-Have:Experience with developer platforms, SDKs, or AI tooling.Familiarity with FastAPI or REST best practices.Contributions to open-source projects.What We OfferFreelance collaboration through Shakers.Long-term engagement (12+ months).100% remoteOpportunity to work with cutting-edge AI technology in a dynamic, international team. Interested? Apply now and let's talk!