Cassandra Data Modelling

Job Title: Cassandra Data Modeling Developer

Experience Level: 7 Years

Location: Dallas tx

Industry: Telecommunications

Employment Type: Full-time

Job Summary:

We are seeking an experienced Cassandra Data Modeling Developer to design and optimize high-performance, scalable data models for a leading telecommunications client. The ideal candidate will have deep expertise in Apache Cassandra, distributed databases, and query-driven schema design. You will work closely with data architects, application developers, and DevOps teams to build efficient, low-latency data solutions that support real-time analytics, customer data platforms, and large-scale transactional workloads.

Key Responsibilities:

• Data Modeling & Design: Develop query-first data models optimized for high availability and scalability in Cassandra.

• Performance Tuning: Optimize read/write performance, indexing, and partitioning strategies to minimize latency.

• Schema Management: Implement and maintain efficient keyspace, table, and partition structures aligned with business requirements.

• Query Optimization: Write optimized CQL queries, design proper secondary indexing, and handle time-series data efficiently.

• Replication & Consistency: Configure replication strategies (SimpleStrategy, NetworkTopologyStrategy) and tune consistency levels based on SLAs.

• Integration & Development: Work with telecom applications, streaming data pipelines (Kafka, Spark), and microservices to ensure seamless data flow.

• Cluster Monitoring & Troubleshooting: Use nodetool, Prometheus, Grafana, and other tools to monitor and resolve performance issues.

• Capacity Planning: Analyze data growth patterns to ensure proper resource allocation and cluster scaling.

• Collaboration & Best Practices: Work closely with data architects, DevOps, and engineering teams to establish best practices for Cassandra usage in the telecom domain.

Required Skills & Qualifications:

• 7 years of experience in NoSQL database design, with at least 5 years in Apache Cassandra.

• Expertise in CQL (Cassandra Query Language) and query optimization techniques.

• Strong understanding of Cassandra architecture, including Gossip Protocol, Partitioning, and Replication.

• Hands-on experience with performance tuning, indexing, and data modeling in a distributed environment.

• Experience working with large-scale, high-throughput telecom applications.

• Knowledge of big data processing with tools like Spark, Kafka, Hadoop is a plus.

• Proficiency in programming languages such as Java, Python, or Scala.

• Familiarity with DevOps tools (Kubernetes, Docker, Terraform) for managing Cassandra clusters.

• Strong analytical, problem-solving, and communication skills.

Please forward your resume and contact details to krithik_r@surgetechinc.com/ dakshayani_p@surgetechinc.com or can call on 832-990-6448