Senior .NET Backend Engineer (SQL Server & Azure)

Location: Bogotá (Hybrid/Remote within Colombia, 3 days office – 2 days remote) Engagement: Full-time – Delivery Center Expansion Industry: Global Life Sciences, Laboratory & Diagnostics Position Overview We are seeking a Senior SQL & .NET Backend Engineer to lead the modernization of our monolithic SQL Server environment. The ideal candidate will have a deep understanding of the Microsoft ecosystem, specializing in deconstructing legacy database structures and wrapping them in high-performance, Azure-hosted web services. Key Responsibilities Modernization: Deconstruct SQL Server monoliths into modular schemas using Azure SQL Managed Instance. Service Development: Design and build scalable REST APIs and Microservices to replace legacy direct-to-db logic. Refactoring: Transition complex business logic from Stored Procedures into maintainable middle-tier .NET code. DevOps: Automate database and application deployments using Azure DevOps or GitHub Actions. Requirements Mandatory Qualifications Education: Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related Engineering field. Experience: Minimum of 5 years of professional experience in database architecture Experience: minimum of 3 years of professional experience in building APIs connected to SQL Server database. Technical Requirements SQL Server Mastery: Expert-level T-SQL, performance tuning, AlwaysOn Availability Groups, and SSIS. Development: Advanced proficiency in C#, .NET 8+, and Web API. ORM Tools: Extensive experience with Entity Framework Core or Dapper. Cloud Architecture: Hands-on experience with Azure App Services, Azure Functions, and Service Bus. Security: Implementation of identity management via Microsoft Entra ID. Preferred Microsoft Certifications DP-300: Administering Microsoft Azure SQL Solutions AZ-204: Developing Solutions for Microsoft Azure AZ-305: Designing Microsoft Azure Infrastructure Solutions Technical assessment: https://coderbyte.com/sl-candidate?promo=aztiallc-cxbw2:technical-assessment-keblsm9ruc&invb=us… Benefits Health policy Two additional vacation days per year after completing two years of service Food allowance of COP 25,000 per day worked (approximately COP 500,000 per month).