• Atuar com desenvolvimento de APIs e integrações utilizando frameworks modernos em Python; • Colaborar com times técnicos na definição de arquitetura e design de sistemas; • Garantir qualidade de código por meio de testes (unitários, integração e end-to-end); • Aplicar boas práticas de documentação técnica (diagramas, fluxos e arquitetura); • Atuar com otimização de performance, caching e melhorias contínuas de sistemas; • Desenvolver soluções escaláveis e eficientes seguindo princípios de engenharia de software; • Colaborar com processos de deploy, manutenção e evolução de sistemas;

• Work on the development and evolution of payment solutions for the VD+ (Direct Sales) ecosystem, supporting the reseller journey; • Technically lead the decoupling of legacy systems (monoliths) into modern microservices architectures; • Ensure code quality and standards using methodologies such as DDD (Domain-Driven Design) and Hexagonal Architecture; • Perform service migrations and support cloud infrastructure, transitioning from Azure to AWS; • Optimize complex queries and manage relational (SQL Server, RDS) and non-relational databases; • Promote an observability culture, monitoring production applications and acting proactively on alerts and logs to ensure payment journey performance; • Work collaboratively and cross-functionally with other teams (Checkout, Channels, Financial Products), discussing technical feasibility and refining requirements; • Provide mentoring and support the technical development of other developers, actively participating in Code Review processes.

• Deliver high-quality, low-maintenance software solutions • Coach and guide client teams on software development • Write high-quality code through test-driven development • Refine your craft and grow your skills through ongoing training

• Design and architect scalable, high-performance RESTful APIs using .NET, following SOLID principles and design patterns • Design and optimize database schemas in PostgreSQL, ensuring performance and data integrity • Architect solutions on AWS using EC2, RDS, S3, Lambda, CloudFront and other relevant services • Design and implement critical workflows using n8n to automate complex business processes • Architect messaging solutions with RabbitMQ to ensure reliable communication between services • Containerize applications with Docker, ensuring consistency across development, testing and production • Implement comprehensive unit test coverage with Stryker.NET for mutation analysis and quality assurance • Conduct thorough code reviews to ensure quality standards and knowledge sharing • Work in a Scrum environment, participating in planning, daily stand-ups, retrospectives and sprints • Mentor mid-level and junior developers, disseminating architecture, patterns and best practices • Collaborate with architects, product managers and stakeholders for technical and business alignment • Identify and resolve performance, scalability and security bottlenecks