Legacy Application Modernization

    Enterprise system is slow and difficult to scale.

    Back to Use Cases
    Legacy Application Modernization
    NestJS
    React
    Docker
    PostgreSQL

    Solution

    • •Migrate to microservices (NestJS)
    • •UI modernization using React
    • •Performance optimization

    Our Approach

    • •Audit of current system, bottlenecks, and risks
    • •Strangler-pattern migration to extract services incrementally
    • •Parallel React UI rollout module by module
    • •Observability and zero-downtime cutover

    Outcomes

    • ✓Page loads improved 3–5x
    • ✓Deployment frequency increased to daily
    • ✓Operational incidents reduced significantly

    Business Value

    • • Improved performance
    • • Reduced downtime
    • • Future-ready systems