Transforming Legacy Delphi/SQL Systems into Modern Stacks

Lessons and architecture patterns from modernizing mission-critical exchange and financial legacy software.

Legacy core systems (like Delphi desktop apps with SQL) processed core financial transactions for decades.

Big-bang rewrites often fail. The key to success is an incremental transition while maintaining strict data integrity.

Transitioning to Node.js, React, and containerized Docker environments brings agility and reliability.

Kamran Hadadmarandi

IT Manager · Business Analysis