Sr Full Stack Developer (.NET & Razor Pages) | 100% Remote | LATAM

Sr Full Stack Developer (.NET & Razor Pages) | 100% Remote | LATAM 🛠️ Build a secure web portal and shape how users interact with it 🛠️ At Prometeo Talent , we connect top-tier tech and engineering professionals with companies that are shaping the future. With a strong presence across America and Europe , we’re proud to be one of the highest-rated recruitment agencies in the market. We have partnered with a U.S.-based company focused on building internal and client-facing digital products. They are currently developing a secure and user-friendly portal that delivers different experiences depending on user roles and permissions. We are looking for a Senior Full Stack Developer (.NET & Razor Pages) to join their team and support the development of this platform. About the Role: This role is focused on building a secure and dynamic web portal used by both internal and external users. You will work across both backend security and frontend user experience using ASP.NET Core Razor Pages. with a strong focus on role-based access, and secure data handling. In this role, you will build a secure login system, implement role-based access control (RBAC) and develop responsive dashboards. You will also ensure that users only have access to the data and features relevant to their role. What You Will Do: Build and maintain web applications using ASP.NET Core and Razor Pages Develop responsive and user-friendly interfaces using Bootstrap Implement authentication and role-based access control (RBAC) Ensure users only see the data and features relevant to their role Connect front-end components with backend services and APIs Strong focus on building intuitive and user-friendly interfaces Work with databases using Entity Framework and SQL Requirements: +5 years of experience working with .NET / C# and ASP.NET Core +3 years of experience with Razor Pages (or MVC with strong frontend involvement) +3 years of experience with Bootstrap and responsive UI development Experience implementing authentication and user roles (RBAC) Solid experience working with SQL and Entity Framework Ability to work across both frontend and backend Upper-intermediate to advanced English level Nice to Have: Familiarity with BI tools (e.g., Power BI) Experience with API development and integrations Basic understanding of application security best practices UI/UX sensibility (attention to layout, usability, and design details) Benefits: 🏖️ Days of PTO to recharge wherever you choose. 🌟 100% remote work—design the work-life balance that fits you best. 🛠️ Get hands-on experience with real-world marketing data and tools. 🤝 Collaborate with a global, multidisciplinary team. Locations Multiple locations Remote status Fully Remote Employment type Full-time Antioquia Bogotá Buenos Aires Ciudad Juárez Concepción, Chile Córdoba, Argentina Guatemala City La Plata Lima Mendoza Quito Rio de Janeiro São Paulo