Senior Developer RoleSIS Innov Tech, a strategic innovation and digital transformation consulting firm with over 20 years of experience, is looking for a senior developer to join our corporate team.The ideal candidate will have:Proven experience as a .NET/C# Developer or Application Developer (+5 years)Familiarity with the ASP.net framework, SQL Server, design/architectural patterns, API styles (REST, GraphQL), .NET languages (C#, .Net Core), Entity Framework, Databases (SQL, query and execution plans), SOLID principles, unit testing practices, troubleshooting and communication skills.You will be responsible for creating, improving, and maintaining SQL stored procedures, queries, and functions. Additionally, you will work on designing patterns, understanding query and execution plans, and optimizing database performance.The recommended skills include experience with authentication and authorization mechanisms (OAuth2), CI/CD tools (Azure DevOps, GitHub Actions), source control and versioning systems (Git), logging, monitoring, and diagnostics in cloud environments, and working with Angular and/or React web applications.We are looking for a self-motivated individual who can navigate and influence a team with diverse levels of experience and expertise. Strong technical skills combined with excellent communication and business skills are required. You should be willing to work with legacy systems and support activities. English is mandatory, and Spanish is recommended.Benefits include Vale Refeição, Plano de saúde, Plano odontológico, Auxílio home office, Alura, Crédito Aniversário, and Cartão Swile. We welcome people with disabilities to apply. Business-friendly company culture. #VemPraSIS #SomosSIS