Azure Cosmos Data Architect

About the Azure Cosmos Data Architect Role at Worx-ai

Worx-ai is seeking an experienced Azure Cosmos Data Architect to design, implement, and optimize globally distributed, high-performance data solutions using Microsoft Azure Cosmos DB. This pivotal role involves leading the architecture of scalable NoSQL and multi-model database solutions within the Microsoft Azure ecosystem, ensuring mission-critical applications achieve high availability, low latency, and enterprise-grade security. Candidates must possess deep expertise in distributed systems, cloud-native architecture, data modeling, and performance tuning.

Key Responsibilities

• Architect and design scalable data solutions using Azure Cosmos DB (Core/SQL API, MongoDB API, Cassandra API, Gremlin, Table API).
• Define data partitioning strategies, indexing policies, and throughput optimization (RU/s planning).
• Design multi-region replication and global distribution strategies for high availability and disaster recovery.
• Implement data governance, security controls, encryption, and compliance frameworks.
• Integrate Cosmos DB with other Azure services such as Azure Synapse Analytics, Azure Data Factory, Azure Functions, and Microsoft Power BI.
• Lead performance tuning, monitoring, and cost optimization initiatives.
• Establish best practices for CI/CD, DevOps, and infrastructure as code.
• Provide technical leadership and mentor engineering teams.
• Collaborate with stakeholders to translate business requirements into scalable data architectures.

Required Qualifications

• 7+ years of experience in data architecture and distributed systems.
• 3+ years of hands-on experience with Azure Cosmos DB.
• Strong expertise in NoSQL data modeling and schema design.
• Experience designing globally distributed systems.
• Deep understanding of consistency models, partitioning, and indexing strategies.
• Proficiency in one or more languages (C#, Python, Java, or Node.js).
• Experience with ARM templates, Terraform, or Bicep for infrastructure automation.
• Strong knowledge of cloud security and identity management.

Preferred Qualifications

• Microsoft certifications (e.g., Azure Solutions Architect Expert).
• Experience migrating from relational databases to Cosmos DB.
• Knowledge of event-driven architecture and microservices.
• Experience in high-scale production environments (millions of transactions per second).

Key skills/competency

• Azure Cosmos DB
• Data Architecture
• Distributed Systems
• NoSQL Data Modeling
• Cloud-Native Architecture
• Performance Tuning
• Azure Synapse Analytics
• Data Governance
• Infrastructure as Code (IaC)
• CI/CD & DevOps