Database Architecture & Performance Optimization

Expert database design, migration, and optimization. From schema design for new applications to performance tuning of existing systems handling millions of records.

Common Challenges

  • ✗Slow queries and timeouts affecting user experience
  • ✗Poor database design leading to data inconsistencies
  • ✗Need to migrate from legacy databases (Access, old SQL versions)
  • ✗Scaling issues as data volume grows beyond initial capacity

What You Get

  • ✓Optimized schema design: normalization, indexing strategies, partitioning
  • ✓Query optimization reducing response times by 50-80%
  • ✓Data migration with zero downtime (500K+ records migrated)
  • ✓Scalable architecture supporting future growth (millions of records)

How It Works

  1. 1

    Database Audit - Analyze current schema, queries, bottlenecks

  2. 2

    Schema Redesign - ER modeling, normalization, indexing strategy

  3. 3

    Migration Planning - Phased migration, validation, rollback plans

  4. 4

    Implementation & Testing - Apply changes, load testing, validation

  5. 5

    Monitoring & Tuning - Performance monitoring, continuous optimization

Technology Stack

SQL ServerPostgreSQLMySQLEntity FrameworkDapperDatabase migration toolsIndexing strategiesQuery optimization

Example Projects

  • •Migrated 500K+ customer records from legacy system to modern database
  • •Optimized queries reducing report generation from 5 minutes to 10 seconds
  • •Designed database for document management system (100K+ documents)

“We hired Edwin to help with our complex CRM migration handling 500K+ customer records. Migration completed on time with zero data loss.”

— Director of Technology, Financial Services

Banking

Investment Range

$3,000 – $15,000

Audits start at $3K. Full migrations typically $8K–$15K.

Fixed-price projects with clear deliverables. Dedicated capacity also available (3-6 month engagements). Free initial consultation.

Discuss Your Project