Cosmos DB Engineer

Position Title: Azure Cosmos DB Engineer

Location: Hybrid Onshore (Phoenix, Dallas, Columbus)

Overview

We are seeking an experienced Azure Cosmos DB Engineer with deep expertise in designing, implementing, and supporting large-scale, mission-critical applications running on Azure Cosmos DB . The ideal candidate will have hands-on experience building highly available, high-throughput, always-on solutions and be comfortable balancing architecture responsibilities with day-to-day operational support and performance optimization.

Key Responsibilities

• Design, implement, and optimize Azure Cosmos DB solutions for high-volume transactional workloads.
• Define and implement data modeling strategies, partition key design, indexing policies, and data lifecycle management.
• Architect highly available, resilient, and scalable solutions leveraging Cosmos DB best practices.
• Monitor and optimize RU consumption, throughput, latency, and overall database performance.
• Troubleshoot production issues, investigate performance bottlenecks, and implement corrective actions.
• Support day-to-day operational activities including deployments, schema evolution, capacity planning, and incident resolution.
• Partner with application, infrastructure, and architecture teams to ensure optimal integration with Azure services.
• Establish disaster recovery, backup, and business continuity strategies.
• Create operational runbooks, documentation, and engineering standards.
• Provide recommendations on cost optimization, scalability, and long-term platform improvements.

Required Qualifications

• 7+ years of software engineering and database development experience.
• 3+ years of hands-on Azure Cosmos DB experience in production environments.
• Strong experience with:
• Cosmos DB data modeling and partitioning strategies
• Query optimization and performance tuning
• Throughput management (RU/s optimization)
• Indexing policies and change feed processing
• Multi-region deployment and global distribution
• High availability and disaster recovery patterns
• Monitoring and observability tools
• Experience supporting high-volume, always-on enterprise applications.
• Strong understanding of cloud-native architectures and distributed systems.
• Experience with Azure services such as Functions, App Services, AKS, Event Hubs, Service Bus, and Application Insights.
• Strong troubleshooting, communication, and documentation skills.