Case Studies

Results That Speak for Themselves

See how we've helped companies achieve breakthrough database performance, zero-downtime migrations, and enterprise-grade high availability.

12+ Successful Projects
99.99% Uptime Achieved
60% Avg. Performance Gain
60%
SaaS Platform

Improved Database Performance by 60% for a Growing SaaS Platform

A fast-growing B2B SaaS platform was struggling with degrading database performance as their user base scaled from 10K to 80K+ active users. Average query response times had climbed to 2.4 seconds, causing customer complaints and churn.

Challenge

Slow complex queries, inefficient indexing, connection pool exhaustion during peak hours, and growing table sizes causing full table scans.

Solution

Query optimization audit, composite index restructuring, connection pooling with PgBouncer, query plan analysis, and materialized views for reporting.

Timeline

3-week engagement: 1 week analysis, 1 week implementation, 1 week monitoring & tuning.

Database

PostgreSQL 15 on AWS RDS, 500GB dataset, 80K+ active users, 2M+ daily transactions.

60% faster queries Response: 2.4s → 950ms 35% lower CPU usage
PostgreSQL AWS RDS PgBouncer Query Optimization Indexing
AWS
Enterprise Migration

Zero-Downtime Migration of 4TB Oracle Database to AWS

An enterprise financial services company needed to migrate their mission-critical 4TB Oracle database from on-premises infrastructure to AWS. The system processed $2M+ in daily transactions and could tolerate zero downtime during the migration.

Challenge

4TB production Oracle database, zero-downtime requirement, complex PL/SQL procedures, regulatory compliance (SOC2), and legacy data dependencies.

Solution

Phased migration using Oracle Data Guard for real-time replication, AWS DMS for incremental sync, extensive pre-migration testing, and automated rollback procedures.

Timeline

8-week engagement: 2 weeks planning, 3 weeks migration setup & testing, 2 weeks parallel run, 1 week cutover & validation.

Database

Oracle 19c → AWS RDS Oracle, 4TB dataset, Data Guard + DMS, 500+ stored procedures migrated.

Zero downtime 40% cost reduction 500+ procedures migrated
Oracle 19c AWS RDS Data Guard AWS DMS PL/SQL SOC2 Compliance
99.99%
Fintech

Designed 99.99% High Availability Architecture for Fintech System

A fintech company processing critical financial transactions needed to upgrade from a single-instance database to an enterprise-grade high-availability architecture. They were experiencing periodic outages causing compliance risks and revenue loss.

Challenge

Single point of failure, no automated failover, 45-minute average recovery time, regulatory requirements for 99.99% uptime SLA.

Solution

Oracle RAC deployment across 2 availability zones, Active Data Guard for disaster recovery, automated failover with observer, and comprehensive monitoring.

Timeline

6-week engagement: 1 week assessment, 3 weeks RAC & Data Guard setup, 1 week failover testing, 1 week go-live support.

Database

Oracle RAC 19c, Active Data Guard, 2 availability zones, 1.5TB dataset, 10K+ transactions/minute.

99.99% uptime Recovery: 45min → 30sec Full compliance achieved
Oracle RAC Active Data Guard High Availability Auto Failover Disaster Recovery
100%
Healthcare

Security Hardening & HIPAA Compliance for Healthcare Database

A healthcare SaaS provider storing patient records in MySQL was flagged during an audit for multiple security gaps. They needed to achieve full HIPAA compliance within 60 days to avoid penalties and retain their largest client contracts.

Challenge

Unencrypted data at rest, overly permissive user privileges, no audit logging, missing TLS for client connections, and no intrusion detection.

Solution

Implemented TDE for encryption at rest, enforced TLS 1.3 for all connections, role-based access control overhaul, MySQL Enterprise Audit plugin, and real-time alerting.

Timeline

5-week engagement: 1 week vulnerability assessment, 2 weeks hardening implementation, 1 week testing, 1 week documentation & training.

Database

MySQL 8.0 Enterprise, 800GB dataset, 3 production servers, 12 microservices connecting.

100% HIPAA compliant Zero vulnerabilities found Passed re-audit first try
MySQL 8.0 TDE Encryption TLS 1.3 HIPAA Audit Logging RBAC
10x
E-Commerce

Scaled PostgreSQL to Handle 10x Traffic During Flash Sales

A major e-commerce platform experienced catastrophic database failures during Black Friday sales — their PostgreSQL cluster couldn't handle the 10x traffic spike. They needed a scalable architecture before the next major sale event.

Challenge

Database crashes at 10x normal traffic, connection limit exhaustion, lock contention on inventory tables, and slow checkout queries under load.

Solution

Read replica deployment with load balancing, connection pooling via PgBouncer, table partitioning for orders/inventory, query optimization, and Redis caching layer for catalog data.

Timeline

4-week engagement: 1 week load testing & analysis, 2 weeks architecture redesign & implementation, 1 week stress testing.

Database

PostgreSQL 16 on AWS Aurora, 1.2TB dataset, 3 read replicas, 50M+ products, PgBouncer + Redis.

10x traffic handled Zero crashes during sale Checkout: 3.2s → 400ms
PostgreSQL 16 AWS Aurora PgBouncer Redis Partitioning Read Replicas
RPO 0
EdTech

Built Zero-Data-Loss Disaster Recovery for EdTech Platform

An EdTech company serving 500K+ students lost 6 hours of exam data due to a datacenter outage. They had no disaster recovery plan, and the incident triggered regulatory scrutiny. They needed a bulletproof DR strategy immediately.

Challenge

No DR plan, single-region deployment, 6+ hour RPO, manual backup process, no automated testing, and compliance risk from data loss.

Solution

Cross-region standby with synchronous replication, automated backup to S3 with point-in-time recovery, DR runbook creation, and quarterly failover drill automation.

Timeline

6-week engagement: 1 week assessment, 2 weeks standby setup, 1 week backup redesign, 1 week DR testing, 1 week documentation.

Database

MySQL 8.0 on Azure, 600GB dataset, cross-region replication, automated S3 backups every 15 min.

RPO: 6hrs → near-zero RTO: 4hrs → 8 min Automated DR drills
MySQL 8.0 Azure SQL Cross-Region DR S3 Backups PITR Automated Drills
50%
Logistics

Consolidated 12 Databases into Unified Multi-Cloud Architecture

A global logistics company had accumulated 12 separate database instances across 3 cloud providers and on-prem — Oracle, MySQL, PostgreSQL, and SQL Server — with no unified monitoring or management. Operational costs were spiraling and data silos prevented analytics.

Challenge

12 databases across AWS, Azure, and on-prem, 4 different engines, no centralized monitoring, data silos, and $45K/month infrastructure costs.

Solution

Database consolidation strategy, migrated to 3 optimized clusters (PostgreSQL + Oracle), unified monitoring with Grafana/Prometheus, and centralized backup management.

Timeline

12-week engagement: 3 weeks audit & planning, 6 weeks phased migration & consolidation, 2 weeks testing, 1 week go-live.

Database

Multi-engine (Oracle, MySQL, PostgreSQL, SQL Server) → consolidated PostgreSQL 16 + Oracle 19c on AWS & Azure.

50% cost reduction 12 DBs → 3 clusters Unified monitoring
PostgreSQL 16 Oracle 19c AWS Azure Grafana Prometheus Consolidation
95%
Fintech — Oracle

Built Real-Time Fraud Detection Engine on Oracle for Digital Payments Company

A digital payments fintech processing 2M+ transactions daily was losing $800K/year to fraudulent transactions. Their batch-based fraud checks ran every 4 hours, allowing fraudsters to exploit the detection gap. They needed real-time, sub-second fraud scoring on Oracle.

Challenge

4-hour fraud detection delay, $800K/year in fraud losses, batch PL/SQL jobs consuming excessive resources, no real-time alerting, and growing transaction volumes.

Solution

Redesigned Oracle Advanced Queuing for real-time event streaming, implemented Oracle Continuous Query Notification, optimized PL/SQL scoring engine with bulk operations, and deployed Oracle Partitioning for historical analysis.

Timeline

8-week engagement: 2 weeks analysis & design, 3 weeks implementation, 2 weeks testing with live traffic shadow, 1 week go-live.

Database

Oracle 19c Enterprise, Oracle Advanced Queuing, Partitioning, 6TB dataset, 2M+ daily transactions.

95% fraud caught real-time Detection: 4hrs → 200ms $680K/yr fraud prevented
Oracle 19c Advanced Queuing PL/SQL Partitioning CQN Real-Time Analytics
5x
Fintech — MySQL

Horizontal Sharding Strategy for Peer-to-Peer Lending Platform

A P2P lending fintech on MySQL had hit the ceiling — their single 2TB database was maxing out at 5K TPS and loan disbursement queries took 8+ seconds during peak hours. They needed to scale horizontally without rewriting their entire application layer.

Challenge

Single monolithic 2TB MySQL DB, 5K TPS ceiling, 8-second loan queries at peak, write contention on ledger tables, and application couldn't tolerate downtime.

Solution

Implemented Vitess-based horizontal sharding by tenant ID, ProxySQL for intelligent query routing, online schema changes with gh-ost, and read/write splitting across replicas.

Timeline

10-week engagement: 2 weeks architecture design, 4 weeks Vitess setup & shard migration, 2 weeks application routing, 2 weeks load testing.

Database

MySQL 8.0 → Vitess-sharded (4 shards), ProxySQL, gh-ost, 2TB → distributed, 25K+ TPS capacity.

5x throughput increase Queries: 8s → 600ms Zero-downtime migration
MySQL 8.0 Vitess ProxySQL gh-ost Sharding Read/Write Splitting
<5ms
Fintech — MSSQL

Sub-5ms Latency for Real-Time Stock Trading Platform on SQL Server

An algorithmic trading fintech running on SQL Server was losing competitive edge due to 45ms average trade execution latency. In high-frequency trading, every millisecond costs money — their competitors were executing at sub-10ms. They needed radical SQL Server performance engineering.

Challenge

45ms trade execution latency, tempdb contention, lock escalation on order book tables, inefficient nonclustered indexes, and OLTP/analytics workload collision.

Solution

Migrated hot tables to In-Memory OLTP (Hekaton), implemented natively compiled stored procedures, separated OLTP/analytics with readable secondary on Always On AG, and optimized tempdb with multiple data files.

Timeline

6-week engagement: 1 week profiling with Extended Events, 2 weeks In-Memory migration, 1 week AG setup, 2 weeks performance validation.

Database

SQL Server 2022 Enterprise, In-Memory OLTP, Always On AG, 3-node cluster, 800GB dataset, 50K orders/second.

Latency: 45ms → 4.2ms 90% fewer lock waits 3x throughput gain
SQL Server 2022 In-Memory OLTP Always On AG Extended Events Natively Compiled SPs HFT
75%
Telecom — Oracle

Optimized Oracle Billing System for Telecom Operator with 30M Subscribers

A major telecom operator's Oracle-based billing system was struggling to process monthly bill runs for 30M+ subscribers. Bill generation was taking 72+ hours, missing SLA windows and delaying revenue recognition. The 8TB billing database had grown organically with years of unoptimized schema evolution.

Challenge

72-hour bill run cycles, 8TB fragmented billing database, 30M+ subscriber records, table bloat from 10 years of data, and full table scans on rating tables.

Solution

Implemented Oracle Partitioning by billing cycle and region, parallel DML for bill generation, materialized views for CDR aggregation, Oracle Compression for historical data, and AWR-guided index optimization.

Timeline

10-week engagement: 2 weeks AWR analysis & design, 4 weeks partitioning & optimization, 2 weeks parallel testing, 2 weeks production rollout.

Database

Oracle 19c RAC, 8TB → 3.2TB (compressed), Oracle Partitioning, Parallel DML, 30M+ subscriber billing.

Bill run: 72hrs → 18hrs 75% faster processing 60% storage reduction
Oracle 19c RAC Partitioning Parallel DML Compression AWR Tuning Billing Systems
Real-Time
Telecom — MSSQL

Built Real-Time Network Analytics Dashboard on SQL Server for 5G Operator

A 5G telecom operator needed real-time visibility into network performance across 15,000+ cell towers. Their existing SQL Server reporting DB took 20+ minutes to generate network health reports, making it impossible to respond to outages quickly. They needed sub-minute analytics on billions of CDR records.

Challenge

20-minute report generation, 12TB of CDR data, 500M+ records/day ingestion, no real-time dashboards, and existing columnstore indexes only covering 30% of queries.

Solution

Deployed SQL Server 2022 with clustered columnstore indexes on all fact tables, created real-time operational analytics with nonclustered columnstore, implemented partitioned views for time-series data, and optimized ingestion pipeline with batch inserts.

Timeline

8-week engagement: 2 weeks data modeling, 3 weeks columnstore implementation & ETL redesign, 2 weeks dashboard integration, 1 week production deployment.

Database

SQL Server 2022 Enterprise, Columnstore Indexes, 12TB CDR data, 15K+ cell towers, 500M records/day.

Reports: 20min → 30sec Real-time dashboards 85% storage compression
SQL Server 2022 Columnstore Partitioned Views CDR Analytics 5G Network Real-Time BI
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