Senior Database Developer

Job Overview This position requires advanced English proficiency - do not apply with a non-English profile/resume as it will be automatically filtered. We are seeking a senior database developer with expertise in C#/.NET software development to join our engineering team. This role is intentionally hybrid: you will design and build software while also owning the reliability, performance, scalability, and cost management of our SQL databases. This position is ideal for a senior engineer who is database-centric but not database-only—someone who enjoys writing production code, building features that interact heavily with data, and taking responsibility for how the database performs in real-world, high-availability environments. You will work across application code, database architecture, and Azure infrastructure, partnering closely with product and engineering leadership to deliver scalable, reliable systems. Key Responsibilities Database Architecture, Performance & Ownership Design, evolve, and optimize database schemas, indexes, queries, and stored procedures to support high-performance application workloads Own database performance tuning, query optimization, and capacity planning across environments Manage availability, backup/restore, disaster recovery, and survivability strategies in Azure SQL Monitor and proactively address performance bottlenecks, deadlocks, blocking, and resource contention Own database cost management in Azure, including sizing, scaling strategies, and cost optimization Ensure data integrity, security, and operational excellence throughout the application lifecycle Software Development & Feature Delivery Design, develop, and maintain enterprise-grade applications and services using C# and .NET Build application features that interact deeply with the database, balancing correctness, performance, and maintainability Develop and maintain RESTful APIs and backend services that integrate with internal and third-party systems Participate in architectural discussions and influence technical direction across the stack Perform code reviews and mentor team members on best practices in both application and database development Troubleshoot and resolve complex issues across application, database, and infrastructure layers Azure Cloud & DevOps Design and operate solutions using Microsoft Azure, with a focus on reliability and observability Support CI/CD pipelines and deployment practices using Azure DevOps Work with monitoring, logging, and alerting to ensure system health and rapid issue resolution Collaborate on infrastructure decisions that impact scalability, performance, and cost Requirements Bachelor's degree in Computer Science, Software Engineering, or equivalent experience required. 7+ years of professional experience in C#/.NET software development required. Strong written and spoken English (C1 or C2 proficiency) required. Technical Skills Advanced T-SQL expertise Stored procedures and query optimization Performance tuning and troubleshooting Proven experience owning database operations, including backup, restore, high availability, and disaster recovery Expert-level proficiency in C#, .NET Core, and .NET Framework Experience building and maintaining RESTful APIs Experience with Microsoft Azure services, including App Services, Functions, and Storage Familiarity with Agile/Scrum development methodologies Proficiency with Git and Azure DevOps Benefits We offer competitive salary commensurate with experience. A collaborative engineering culture that values quality, accountability, and continuous improvement. ],