




Job Summary: This professional will be responsible for developing and evolving mobile and web applications, working on the backend, participating in architectural decisions, serving as a technical reference for the team, and mentoring developers. Key Highlights: 1. Work on the development and evolution of mobile and web applications. 2. Participate in architectural decisions and serve as a technical reference for the team. 3. Provide mentoring to developers and promote best practices. Hybrid: 3 days per week onsite in Pinheiros, São Paulo\-SP \+10 years of professional experience with React Native and .Net framework. **TECHNICAL REQUIREMENTS:** \- Solid experience with **React Native \+ TypeScript**; \- Redux / Zustand / React Navigation; \- Styled Components / Tailwind; \- Testing (Jest, Detox, Appium); \- Integration with APIs / microservices; \- Experience with **AWS** (ECS / EKS / Fargate, Lambda, API Gateway, DynamoDB, S3, etc.); \- Backend in **C\# / ASP.NET Core** and databases (SQL Server / PostgreSQL / DynamoDB); \- Containerization with **Docker** and CI/CD (Azure DevOps / Bitbucket) **RESPONSIBILITIES:** \- Develop and evolve mobile applications (iOS / Android) using React Native; \- Also work on web (React) and backend (.Net / Core) within distributed and microservices architectures; \- Participate in architectural decisions and serve as a technical reference for the team; \- Create and maintain CI/CD pipelines and test automation; \- Work in an AWS environment (cloud \+ on\-premises); \- Mentor less experienced developers and promote best practices. **DESIRABLE:** \- Experience in payment processing companies / high-volume transactional environments; \- Grafana / Prometheus / Datadog; \- Terraform / CDK. **DIFFERENTIATORS:** \- Experience as a technical lead; \- AI / vector databases; \- PCI Compliance / ISO\-8853 (cards and payment industry) Job Type: Full-time, Permanent CLT Compensation: R$7\.000,00 \- R$13\.000,00 per month


