SeniorFullStackEngineer.NET/React

## Description Info on the Senior Fullstack Engineer .NET / React role Ready to take the next step in your international career? We can support you! Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their global teams. We curate top LATAM talent and connect professionals with long-term, high-impact opportunities while providing full employer-of-record support. In this role, you will join a US-based product company that builds digital interviewing and talent assessment solutions used globally. Challenge We’re looking for a Senior Full Stack Software Engineer with strong .NET (C#) and React expertise to join one of the Assessment product teams. This is a new role, and the ideal candidate must be comfortable handling ambiguity, adapting to evolving requirements, and contributing to both new feature development and existing system evolution. You’ll work in a collaborative, distributed team environment and play a key role in shaping scalable and maintainable solutions. Responsibilities: - Develop new features and maintain existing components across front-end and back-end systems. - Build and enhance applications using React (front-end) and .NET / C# (back-end). - Design and optimize MS SQL databases for performance and reliability. - Contribute to architectural discussions and system design decisions. - Write clean, maintainable, and testable code. - Collaborate closely with cross-functional teams, including product and engineering stakeholders. - Help improve engineering standards and development workflows. Mandatory Skills: - Strong experience with .NET (C#) in production environments. - Solid experience building modern front-end applications with React. - Experience working with MS SQL or similar relational databases. - Senior-level mindset with strong ownership and accountability. - Experience working on existing production systems (not only greenfield). - Ability to handle evolving requirements and tec