Job Summary: We are looking for a Full Stack Developer to build efficient and scalable applications, with a strong focus on user experience and technical collaboration. Key Highlights: 1. Develop and evolve scalable end-to-end web applications 2. Actively participate in architecture definition and technical decision-making 3. Collaborate with data and business teams to build new features Department Business Development and Partnerships LevelExperienced (Individual Contributor) LocationBrazil \- São Paulo The Business Development and Partnerships teams at Shopee are dynamic and energetic. The teams are always looking to acquire business opportunities to drive Shopee to be the No. 1 e\-commerce platform in Southeast Asia and Taiwan. The aim of the Business Development and Partnership teams is to provide Shopee’s buyers with a wide variety of product listings at the best prices. **About the Team:** About Shô: At Shô, we believe every team member is fundamental to our success, and that diversity of perspectives and experiences is essential to driving our business forward and advancing our purpose of making the world better. Joining our team means growing within an agile culture. If you love taking on major responsibilities and doing what has never been done before, Shô is the place for you. Here, you’ll face significant challenges, collaborate with a diverse team, and contribute to the future of e\-commerce in Brazil—creating positive impact in the lives of millions of people. Work Model: We adopt a hybrid work model, allowing individuals to adjust their work environment according to personal needs while promoting collaboration and office interaction.**Job Description:** Your mission will be to develop efficient and scalable full-stack applications, transforming business requirements into robust and functional technical solutions! You will play a key role in creating interactive user interfaces, always prioritizing the best user experience, while also providing technical support and guidance to team members. We seek a Full Stack Developer with strong analytical ability and collaborative skills. Responsibilities: * Develop and evolve scalable end-to-end web applications (front\-end and back\-end) * Actively participate in architecture definition and technical decision-making * Build robust APIs and integrations with internal and external services * Ensure code quality through automated testing and code review * Drive continuous improvement in performance, security, and observability * Collaborate with data and business teams to build new features * Provide technical support to junior developers * Work with agile methodologies (Scrum/Kanban) **Requirements:** Essential Requirements Front\-end: * React.js, Next.js or equivalent modern frameworks * HTML5, CSS3, JavaScript/TypeScript * Consumption of REST and/or GraphQL APIs * Responsive design and UX best practices Back\-end: * Node.js, Python (FastAPI/Django) or Golang * Building RESTful and/or GraphQL APIs * Authentication and authorization (OAuth2, JWT) * Microservices and messaging (Kafka, RabbitMQ or SQS) Databases: * SQL (PostgreSQL, PrestoSQL) * NoSQL (MongoDB, Redis) * Data modeling for high-volume transactional systems * Infrastructure & Cloud: * GCP (AWS and Azure are nice to have) * Docker and Kubernetes * CI/CD (GitHub Actions, GitLab CI, Jenkins) * Monitoring and observability (Prometheus, Grafana, Datadog) Quality & Security: * Unit, integration, and end-to-end testing * Web application security best practices * Version control with Git and code review