NEORIS, now part of EPAM, is a Digital Accelerator that helps companies take the next step toward the future. With over 20 years of experience as digital partners to some of the world’s largest enterprises, we are more than 4,000 professionals across 11 countries, operating with a multicultural, startup-oriented culture that fosters innovation and continuous learning to deliver high-value solutions for our clients. We believe diversity drives innovation. Therefore, all our opportunities are open to everyone, regardless of gender, race, age, identity, orientation, or condition. **Location:** Rio de Janeiro **Work Model:** On-site **Employment Type:** CLT + Benefits **Job Description** We are seeking a Backend Developer for AI, responsible for building APIs, services, and integrations that expose and operationalize Artificial Intelligence models. This professional will be challenged to transform models and agents into accessible, scalable, and secure products, working directly at the intersection of technology and innovation. **Responsibilities:** * Develop and maintain APIs and microservices that integrate AI models with internal and external systems. * Implement serverless, cloud-native, or containerized architectures for efficient model execution. * Build security layers, authentication mechanisms, versioning, logging, and monitoring for AI services. * Integrate AI services, including LLMs, embeddings, vector databases, and custom models. * Collaborate with data engineers, AI scientists, and MLOps professionals to ensure high-quality deliveries. * Ensure performance, scalability, and resilience of AI services in production. * Automate testing, deployment processes, and technical documentation. **Requirements:** * Strong proficiency in Node.js, Python, or Go. * Experience with REST/GraphQL APIs, messaging systems, and microservices. * Familiarity with AI services (e.g., OpenAI, Azure AI, AWS AI, Hugging Face). * Experience with cloud environments and best practices in backend architecture. **We Offer:** * Meal Allowance and Food Allowance: Monthly benefits to cover food-related expenses, both at home and outside. * Private Pension Plan: Future planning with supplementary retirement contributions. * Health Insurance: High-quality medical coverage for you and your legal dependents. * Dental Insurance: Comprehensive dental care with an extensive network of providers. * Life Insurance: Protection and security for you and your loved ones. * English/Spanish Classes: Language learning incentives. * Wellhub: Benefits and discounts for gyms and wellness programs. * Daycare Assistance: Financial support for early childhood education expenses. * Neoris Global Campus: A development platform offering continuous learning and professional growth opportunities. We invite you to learn more about us at http://www.neoris.com, Facebook, LinkedIn, Twitter, and Instagram: @NEORIS. #LI-TL1