Página da Vaga | Fullstack AI Agent Dev Senior (node.js + vue.js + agent + RAG) [remote from selected countries in the EU] Pular para o conteúdo principal Ir para a página da empresa Candidatar-se Fullstack AI Agent Dev Senior (node.js + vue.js + agent + RAG) [remote from selected countries in the EU] Copiar link Erro ao copiar link Compartilhar vaga Link copiado Ir para candidatura Descrição da vaga TL;DR: We are looking for Fullstack AI Agent Dev Senior ( node.js + vue.js + agent + RAG) with strong English skills to join us in a project with a Europe-based company. This is a remote position, and we will consider candidates from Portugal and a limited set of EU countries. Our Client is a global player in the field of operations, risk, and sustainability services and solutions for companies and industries across the world. As they provide both services and technology for their clients, the Fullstack AI Agent Dev Senior ( node.js + vue.js + agent + RAG) we are looking for will support the delivery of value across client's operations and technology ecosystem. In this position, you are hired by FCamara Europe, the European division of one of the largest and fast-growing tech and cognitive services group in Brazil, with +1500 specialists and engineers. From Portugal we deliver services to the EU, UK, US and MENA, bringing together multicultural, diverse and creative teams through projects, managed services, squads, and staff augmentation. Responsabilidades e atribuições In this role, you will be primarily responsible for building, evolving, and scaling modern web applications, APIs, and production-grade LLM/RAG solutions within our Client's digital platform, taking full hands-on ownership across both back-end and front-end architectures. In a typical week you will: Develop scalable, secure, resilient, and performant end-to-end solutions, from API design to front-end interfaces. Define and enforce technical standards across front-end and back-end stacks while collaborating with Tech Leaders, Architects, UX, QA, DevOps, and multidisciplinary squads. Integrate, orchestrate, evaluate, and deploy LLM-based capabilities into production with strict control over quality, cost, latency, and security. Design and build end-to-end RAG pipelines including ingestion, parsing, chunking, embedding generation, vector indexing, retrieval, hybrid search, and metadata filtering. Implement function calling, tool integration, multi-step workflow orchestration, state management, idempotency, and deterministic fallback strategies for AI workflows. Create modern Vue.js user interfaces tailored for AI experiences, featuring real-time token streaming, loading states, citation rendering, and user feedback collection. Implement access control at the retrieval layer to ensure tenant, user, and role-based data segregation. Write unit, integration, and UI tests while diagnosing performance bottlenecks, rendering issues, and technical debt. Monitor, evaluate, and optimize production LLM features, handling prompt regressions, hallucinations, retrieval quality, and model failure scenarios. Maintain clear technical documentation covering APIs, component architectures, prompt pipelines, RAG data sources, and system decisions. Requisitos e qualificações Seniority : Due to the nature of the position, we are looking for someone with at least 5+ years of experience in similar roles. To be considered for the role, it is mandatory you to fulfill these requirements: Solid back-end development experience in Node.js applying clean code, design patterns, and SOLID principles. Proven experience building and maintaining RESTful, service-oriented, and event-driven APIs, including API versioning and contract management. Solid front-end development experience with Vue.js and its modern ecosystem (Composition API, state management, routing, HTML5, CSS3, JavaScript/TypeScript). Experience creating reusable component libraries, Design Systems, and working with UI components (e.g., Pri