Senior Technical Lead
India
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Job Description
Senior Technical Lead
Bangalore, Karnataka

Job Summary

Job Title: Cassandra Developer

Role Summary: We are looking for an experienced Cassandra Developer to design, develop, and optimize highly scalable, high‑availability data solutions using Apache Cassandra. The role involves close collaboration with application teams to support distributed, low‑latency systems in a microservices‑based architecture.

Key Responsibilities

Key Responsibilities

Design and develop data models optimized for Cassandra based on application access patternsImplement and maintain CQL queries, tables, and keyspaces with a focus on performance and scalabilityWork closely with application developers to integrate Cassandra with Java / Spring Boot–based servicesPerform performance tuning, capacity planning, and troubleshooting of Cassandra clustersEnsure high availability, data consistency, and fault tolerance across distributed environmentsSupport data migration, replication strategies, and version upgradesMonitor and resolve production issues related to Cassandra (latency, compaction, node failures)Create and maintain technical documentation and best practices

Skill Requirements

Required Skills & Qualifications 

4–7 years of overall IT experience with strong hands‑on experience in Apache Cassandra Solid understanding of Cassandra architecture (partitioning, replication, consistency levels, compaction)Hands‑on experience with CQL, data modeling, and query optimization Experience integrating Cassandra with Java / Spring Boot / REST APIs Knowledge of distributed systems and NoSQL database concepts Experience in Linux environments and basic scripting Familiarity with monitoring tools and performance diagnostics

Other Requirements

Good‑to‑Have Skills

Experience with microservices architecture Exposure to Docker / Kubernetes environments Knowledge of Kafka or event‑driven architectures Cloud exposure (AWS / Azure / GCP)Prior experience in SCM / Digital platforms
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 226,300 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2025 totaled $14.5 billion.
23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.