End-to-End Apache Cassandra Development
Services We Offer
Power your data-intensive apps with QSS—an Apache Cassandra development company trusted by leading brands. Hire Cassandra developers and Cassandra consultants who design, implement, and scale distributed databases with linear scalability, high availability, and lower latency across multiple data centers. From Cassandra consulting to 24×7 support services, our dedicated team helps you understand Apache Cassandra, resolve performance issues, and deliver business outcomes—on-premises or in the cloud.
Big Data Strategy & Architecture
Design a resilient, cloud-ready foundation for massive amounts of data and real-time workloads. We map your use cases to Cassandra’s strengths for sustained scale.
- Align data domains to distributed database patterns
- Plan for multiple nodes, failover, and growth
- Blueprints for commodity hardware and cloud infrastructure
Cassandra Database Design & Data Modeling
Get a fit-for-purpose data model built around access paths, partition keys, and query patterns using Cassandra Query Language (CQL).
- Partitioning & clustering for high performance
- Model time series data and IoT at scale
- Avoid anti-patterns from relational databases
Custom Application Development on Cassandra
We develop high-throughput apps on a highly customizable database tool that powers leading websites and enterprise systems.
- Low-latency APIs and microservices
- Event-driven pipelines with idempotent writes
- Best practices for Cassandra development
Performance Tuning & Troubleshooting
Fine-tune clusters to handle large amounts of data with predictable SLAs. We fix hotspots before they affect users.
- Read/write path and compaction optimization
- Repair strategies, hinted handoff, GC tuning
- Query analysis and anti-pattern remediation
Data Migration & Modernization
Migrate from SQL or other NoSQL databases with zero surprises and minimal downtime.
- Assess source schemas and workloads
- Bulk loaders & streaming-based cutovers
- Data validation and rollback plans
Installing Cassandra & Cluster Provisioning
Stand up your Cassandra cluster on on-premises or cloud with secure defaults and automation.
- IaC templates, repeatable environments
- Token assignment, snitches, topology design
- OS/network hardening and JVM tuning
Multi–Data Center Replication & HA
Achieve true high availability with data replication across data centers and regions.
- Network-aware placement & replication factors
- Consistency level strategy (LOCAL_*, QUORUM)
- Runbooks for failure scenarios
Backup, Restore & Disaster Recovery
Protect mission-critical data with robust RPO/RTO targets and proven DR drills.
- Incremental backups & snapshots
- Cross-region archival pipelines
- Table-level and cluster-level restores
Security, Governance & Compliance
Lock down your database end-to-end to safeguard brand image and customer trust.
- Authentication/authorization & encryption
- Secrets, auditing, and key rotation
- Compliance-aligned controls
Observability & Capacity Planning
See issues before they escalate and scale proactively as your project and companies grow.
- Metrics, tracing, and log pipelines
- Workload forecasting & capacity modeling
- SLO dashboards for clients and ops
Cloud & Hybrid Deployments
Run Cassandra on AWS/Azure/GCP with autoscaling and cost controls—without vendor lock-in.
- Managed vs. self-managed trade-offs
- Hybrid connectivity and peering
- Right-sizing for scalability and cost
Streaming, Analytics & AI Integrations
Supercharge apps with Kafka/Spark/Beam for big data enrichment and ML features.
- Real-time ETL and feature stores
- Batch + streaming lakehouse patterns
- BI connectors and federated queries
OEM/ISV & Enterprise Integrations
Connect to enterprise stacks and systems via stable contracts and patterns.
- Message buses, search, and caches
- ERP/CRM/eCommerce integrations
- Secure single point data services
Managed Services & Cassandra Support
Rely on experienced Cassandra developers for 24×7 coverage, SLAs, and continuous improvements.
- Proactive patching & upgrades
- Health checks and weekly tune-ups
- On-call Cassandra support and free consultation
Training, Workshops & Apache Cassandra Consulting
Upskill your in-house team with enablement from Cassandra professionals who’ve delivered at more than a decade scale.
- Hands-on labs and best practices
- “What to monitor” and “how to scale” playbooks
- Executive roadmaps from Apache Cassandra consulting