Senior Backend & Database Engineer

Full-Stack Senior Backend & Database Engineer 📍 Location: Billund, Denmark (Hybrid / Remote by agreement) Build the Foundation of a Global SaaS Platform Every feature we build depends on one thing: A fast, scalable, reliable data platform. We are looking for an experienced Senior Backend & Database Engineer to help design, build, and optimize the backend architecture powering our global SaaS platform. Our customers rely on our platform every day across more than 50 countries. Performance, scalability, and data integrity matter. While AI has transformed database development, we believe exceptional database engineering still depends on experience, critical thinking, and sound engineering judgment. That is exactly what we are looking for. What You will Build You will be responsible for evolving the technical foundation of our platform by working with: SQL Server / Azure SQL ServerDatabase development using T-SQLData modellingBackend development (.NET / C#)REST APIsIntegrations with external systemsPerformance optimizationQuery tuningScalabilityHigh-availability solutions You will work closely with the rest of our team building the next generation of our platform. Who We are Looking For You have: Extensive experience with Microsoft SQL Server and Microsoft Azure SQLExtensive experience with T-SQL to develop SQL stored procedures and SQL functionsStrong database architecture and design skillsDeep understanding of relational data modellingExperience developing backend systems in .NET / C#Experience building APIsExperience optimizing high-performance SQL environmentsExperience integrating third-party systemsStrong analytical and problem-solving skills Most importantly, you enjoy solving complex technical challenges. AI-First Engineering - with Human Responsibility We believe AI makes experienced database engineers even more effective. We actively encourage AI to assist with: SQL developmentQuery optimizationExecution plan analysisIndex recommendationsDocumentationRefactoringPerformance analysisAutomation But AI never replaces engineering responsibility. Every schema change, migration, optimization, and deployment is reviewed and validated by an experienced engineer before reaching production. Our customers trust us with their data. Protecting that trust comes first. You'll Probably Love Working Here If You... ✅ Enjoy solving difficult backend problems. ✅ Love optimizing performance. ✅ Care deeply about data quality. ✅ Enjoy working with AI every day. ✅ Like learning new technologies. ✅ Believe AI should make engineers better - not replace them. This Probably Isn't the Right Job If You... ❌ Prefer repetitive work over solving new problems. ❌ Think AI has no place in software engineering. ❌ Want to avoid learning new technologies. ❌ Are not interested in modern engineering practices. Focus on Engineering You will not spend your days maintaining Azure infrastructure or renewing certificates. Our dedicated Cloud Platform Engineer handles: InfrastructureCloud servicesMonitoringOperationsSecurity updatesCertificates This allows you to focus on designing scalable backend systems and building world-class software. Why Join My Instore Radio? You will become part of a small, highly skilled engineering team with global ambitions. Your work will directly influence a platform used by thousands of businesses across more than 50 countries, and you will help shape how AI is applied to modern software engineering. If you are passionate about backend development, databases, and building the future with AI, we would love to hear from you. Join Our AI-First Engineering Team Together, we are building software differently. We do not want engineers who simply use AI. We want engineers who are helping define what software development looks like in the AI era. If that sounds like you, we would love to hear from you.