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The problem

Migration of the old version of the NFZ application that manages the patient's file s to a new and more efficient architecture .

The Solution

Implementation of Java 8 based Back-End and MySQL database Front-End and business logic associated with it transferred from Action Script 3.0 to Angular 7 with backward compatibility.

The Team​

Three Full Stack programmers with knowledge about good practice s related to the legacy code refactor process High level of seniority.


A small but motivated team under the direct supervision of the Client. Cooperating with three architects possessing all domain knowledge. Critical aspect of cooperation was the timely delivery of tasks.

All case studies

RITS Group
Warsaw, Poland

Wołoska 9
Platinium Building I
02-583 Warsaw, Poland

Wroclaw, Poland

Powstańców Śląskich 7A
GTC Globis Building, 1st floor
53-332 Wroclaw, Poland

Hanoi, Vietnam

107 Nguyen Phong Sac Street
Detech 2 Building, 9th floor
Cau Giay District

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