**About the challenge:** We are looking for a Senior Backend Engineer with a focus on Artificial Intelligence to work on the development of a new Caveo product. This professional will be responsible for designing, implementing, and integrating AI solutions, chatbots, and intelligent automation into the product’s backend, enhancing operational efficiency and generating value for our customers. **Responsibilities:** * Develop and integrate AI solutions (machine learning, intelligent automation, predictive analytics) into the product’s backend. * Design robust APIs and microservices to serve AI models, chatbots, and process large volumes of data. * Implement and evolve chatbots, conversational flows, and integrations with frameworks such as LangChain and others. * Work on process automation, medical and financial data analysis, and operational optimization. * Ensure performance, scalability, and security of AI solutions in production. * Collaborate with Tech Lead, backend engineers, DevOps, product, and UX teams to deliver high-impact outcomes. * Participate in code reviews, architecture definition, and continuous product improvement. **Technologies and platforms used:** * Node.js (backend) * Python (AI models, machine learning) * RESTful APIs * AWS (cloud infrastructure) * Kubernetes and Docker (containerization and orchestration) * Microservices * AI frameworks (TensorFlow and others) * Chatbot and conversational flow frameworks (LangChain and others) * Integration with BaaS platforms (QItech) * Financial process automation **Requirements:** * Solid experience in backend development and integration of AI/machine learning solutions into digital products. * Proven experience with chatbot frameworks, conversational flows, and tools such as LangChain and others. * Proficiency in RESTful APIs, microservices, cloud, and large-scale data processing. * Experience in process automation, predictive analytics, NLP, or classification/regression models. * Hands-on experience with AI frameworks (TensorFlow and others). * Preferred: experience with medical data, financial automation, fintech, healthcare, or B2B products. **Behavioral profile:** * Proactivity and ownership * Focus on delivery and quality * Strong communication and collaboration skills * Curiosity and continuous learning in AI and conversational automation * Resilience and adaptability **Benefits:** * Flexible meal allowance; * Flexible mobility allowance; * Health insurance; * Wellhub and Totalpass; * Platform of personal and professional development courses; * Discounts with partner companies; * Starbem (health platform); * Ifood Club; * Birthday day off. #### **Additional Information:** * Contract type: PJ * Hybrid model: 4 days in-office, 1 day remote * Workplace: Vila Olímpia, São Paulo/SP