Position: Middle Java developer
Category: Java
English level: upper
Years of experience: 4

Development of a Web application with authorization and access rights based on roles on the following Java stack: Maven, JSP,  Java 8, save to MySQL. I used design patterns: MVC, DAO, Command, PRG(post, redirect, get).

Development of a Web application for reading meta information from a database and presenting it in a tree structure, with the ability to obtain DDL and save it to file. Used stack: Java, Spring Boot, React.js, CSS, MySQL.
Java developer at DBBest Technologies (December 2018 - May 2021)

– Migrated Java applications from DB2 to PostgreSQL database.
– Developed components for unification of Java applications for working with Oracle and PostgreSQL databases.
– Developed a desktop app for migration of databases “The AWS Schema Conversion Tool”.
– Developed an application for searching SQL queries in Java applications, converting them using “The AWS Schema Conversion Tool” and inserting them back into the code.
- Migrate business logic from Cobol to Java.
- Develop of various tools for automated migration.

Java Software Engineer at Amazon Web Services (June 2021 - Present)

– Migrate of Java applications for working with Oracle and PostgreSQL databases.
- Develop of various tools for automated migration.