**Description:** MISSION: The Senior Developer will be responsible for creating, implementing, and optimizing infrastructure and integration solutions for our systems, ensuring high performance, scalability, and security. The professional will be responsible for developing and maintaining N2N workflows, integrating platforms and complex systems, as well as managing and optimizing resources on AWS. They will also work on automation and intelligence solutions, leveraging deep expertise in key back-end stacks (Node.js, C#, Python), always focusing on delivering high-quality solutions aligned with business needs. The mission is to ensure the system architecture is robust, efficient, and scalable, supporting the company's growth in an innovative and sustainable way. . Responsibilities and duties **Integration Performance and Efficiency:** Implement integration solutions between systems with high efficiency and low latency, ensuring that N2N (Node-to-Node) workflows are executed quickly and without failures. Reduce response time and improve the scalability of integrations between platforms, increasing operational efficiency according to project-defined metrics. **Security and Reliability:** Ensure all developed solutions meet the highest standards of security and compliance, protecting sensitive data and ensuring system integrity. Maintain system availability at project-defined levels. **Contribution to Innovation:** Continuously explore new technologies and methodologies that can be applied to back-end architecture, staying updated with market trends and driving constant system improvements. Propose relevant technological innovations that can be implemented to address specific company challenges or optimize processes. Requirements and qualifications Back-end development experience 2511080202181779098