Position: Senior Java Developer
Category: Java
English level: upper
Years of experience: 6

Developed the app from the beginning, then became a team lead for 5 devs.
Improved REST response latency from ~ 1 min to 0.5 sec,
Increased max operational limit from 15K entities to 2M.
Implemented database versioning which simplified upgrade and downgrade.
Performed migration from AWS infrastructure to Azure
Stack: Java, Spring, K8s, JPA, Postgres, AWS, Azure.