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Work experience

Java Developer

from 09.2016 to now (9 years 11 months)
ITC, Kiev (IT research and development)

Software developement
Java 8 - 3 years of commercial experience.
- Wrote a parcer that parces web server log file, loads the log to MySQL and checks if a given IP makes more than a certain number of requests for the given duration.
- Performed a layout of warships for the game "Sea Battle".
- Performed concurrency syncronization tasks.
- Read/Write operations to the files.
- Program that prints out a greeting message for the dweller of entered city. The message depends on the current time and the time zone of the city.
- Program of sorting of array of integers by its bitwise representation (0101001).
- Program of parcing an array of "<>><<><>" and "{}{{{}}" and such like strings for determining if an expression is ballanced. (that is complemented by the closing pair), counting the number of necessary comlementations.
- Program of analizing arrays of numbers for a prime numbers (numbers that divide only by itself and 1), sorting them.
Spring
Spring (Spring-Core, Spring-Data, Spring-MVC) - 2 years of commercial experience
- Created Spring multitiered applications from scratch (using Hibernate framework).
- Created and configured Spring Web multitiered applications from scratch.
- Created front-end jsp pages (used HTML, CSS, jQuery).
- Used Spring form tags.
- Developed Spring MVC controllers (for GET and POST requests).
- Obtaining path params and URI templates params and invoking services accordingly.
- Performed data binding with JSP page forms, obtaining data from the forms and invoking persistant services.
- Performed validation of obtained data.
- Performed exception handling.
- Performed AJAX requests (via jQuery and JavaScript).
- Developed DAO tire.
- Performed Spring JDBC and Hibernate CRUD operations.
- Used logging.
- Performed JUnit and integration tests of Web and Persistance layers.

SQL - 2 years commercial experience.
- Used MySQL database.
- Used imbedded databases HSQL and H2.
- Performed SELECT/ FROM/ WHERE (with GROUP BY/HAVING/ORDER BY) type requests to the database.
- Performed multitable JOIN requests.
- Wrote DDL scripts for databases.
- Used liquibase framework for creation of databases.

REST - 2 years commercial experience.
- weather forecast REST multitier service for regional airports.
- programmed REST endpoints using Spring framework.
- performing AJAX requests for JSON data.

Front-End
- creating JSP pages using HTML, CSS, jQuery, JavaScript.

Education

Киевский политехнический университет (КПИ)

Факультет электронной техники, Киев
Higher, from 1984 to 1992 (8 years)

Language proficiencies

English — advanced