Senior Full-Stack Engineer (AI-Driven Platforms) About the Role We are looking for a Senior Full-Stack Engineer with strong experience designing, building, and scaling modern web applications and SaaS platforms. In this role, you will work across the entire stack, from intuitive frontend interfaces to robust backend services, cloud infrastructure, and AI-powered solutions. You will collaborate closely with product, engineering, and platform teams to deliver high-impact, scalable systems. Key Responsibilities Design, develop, and scale full-stack web applications and SaaS platforms Build high-quality, maintainable frontend experiences using modern frameworks Develop APIs and backend services with a focus on performance, security, and scalability Architect and manage cloud-native infrastructure using Infrastructure as Code Implement AI-powered features using foundation models and retrieval-augmented generation (RAG) architectures Ensure reliability through automated testing, CI/CD pipelines, and observability best practices Collaborate in English on a daily basis with cross-functional and international teams Technical Requirements Frontend Strong experience with TypeScript, React, and Next.js Proficiency with modern CSS frameworks such as Tailwind CSS Backend Solid experience with Node.js (Express and/or NestJS) and/or Python (FastAPI or Django) Databases Experience with relational databases such as PostgreSQL or AWS Aurora Experience with Vector Data Stores (Amazon OpenSearch Serverless, pgvector, or Pinecone) Cloud & Infrastructure Deep familiarity with AWS (Lambda, ECS/EKS, S3, API Gateway) or GCP Strong experience with Infrastructure as Code (Terraform or AWS CDK) AI & Orchestration Hands-on experience with Amazon Bedrock (working with foundation models like Claude or Llama) Experience with Google Vertex AI Familiarity with LangChain, LlamaIndex, and RAG architectures DevOps & CI/CD Experience with Docker and GitLab CI Strong knowledge of observability and monitoring tools such as Datadog, AWS CloudWatch, Google Cloud Monitoring, and Google Cloud Logging Testing Experience with automated testing frameworks such as Jest, PyTest, Playwright, or Cypress Developer Tools Advanced proficiency with AI coding assistants such as Cursor, GitLab Duo, and Claude Code Language Requirements Advanced English proficiency for daily communicationIgualdade & Oportunidade para Todos Representando 165 nacionalidades em todo o mundo, nos orgulhamos de ser um empregador que oferece igualdade de oportunidades, comprometido em fornecer oportunidades iguais de emprego a todos os candidatos e funcionários, independentemente de raça, religião, sexo, cor, idade, nacionalidade, gravidez, orientação sexual, deficiência física ou informações genéticas, ou qualquer outra classificação protegida, de acordo com as leis federais, estaduais e/ou locais.