Анна

Hanna Ratushniak
Java Developer
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Poland, Krakow/remote/relocate Hanna Ratushniak Github

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PROFILE
I’m an enthusiastic and detail-oriented Java Developer from Ukraine seeking a position with Company to use
my skills in coding and assisting in the timely completion of projects.
I have experience with Hibernate, JDBC technologies, and the Spring Boot framework. I applied this
knowledge effectively in various projects, demonstrating my ability to implement these technologies in real-
world scenarios. Additionally, I have collaborated with other developers on joint application development
project, enhancing my skills in teamwork, communication, and project management.
I also have knowledge in the React framework, HTML and CSS technologies.
I am a stress-resistant and communicative person with five years of hard work experience in the banking
sector of Ukraine. My previous position as a leading economist at OTP Bank developed time management
skills and a responsible attitude towards assigned tasks.
I’m ready to work hard and desires to get new knowledge every day.

PROFESSIONAL EXPERIENCE
Java Developer 2023 – 2024
Online Bookstore API
(This training project is a back-end part of virtual store where customers can browse the catalog, select
books, make orders and admins can manage it.)
Worked on authentication and authorization
•

Developed books and category of books management
•

Worked on shopping cart and order functionalities.
•

Developed API Documentation and Testing
•

Technologies: Spring Boot, Spring Security, Spring Data JPA, Spring Web, Hibernate, AWS (EC2, RDS, ECR),
Swagger, MySQL, Liquibase, Docker, Maven.
Accommodation Booking App
(This group training project is a booking accommodation application where people can advertise the places
they want to rent out and where people looking for accommodations can search for them).
Developed accommodation and amenities of accommodations management.
•

Worked on API Documentation
•

Developed and executed testing
•

Technologies: Spring Boot, Spring Security, Spring Data JPA, Spring Web, Hibernate, Swagger, MySQL,
Liquibase, Docker, Maven.

Maternity leave 2013 – 2022

OTP Bank 2007 – 2012 | Odesa, Ukraine
Leading Economist
Searching and servicing of customers.
•

Selling of banking products and services.
•

Overdue debts and debt restructuring.
•

Achievements: During 5 years of work at "OTP Bank", I rose from the position of economist to senior
economist, and then the leading economist of the bank.
The bank branch paid off its investment in three years due to the active and coordinated work of my team.

EDUCATION
Master's degree in economics 2003 – 2008 | Odesa, Ukraine
Odessa National Telecommunications Academy

SKILLS
Java Core, JDK 8-21, JDBC, Hibernate, RDBMS Servlets, Tomcat, JSON
Collections, OOP, SOLID (PostgreSQL, H2, MySQL)
Version Control Tools: Git
Spring Core, Spring Web, IDE: IntelliJ IDEA
Tools & Libraries: Maven,
Spring Security, Spring Boot,
GoF patterns JUnit, Mockito
Spring Data JPA
HTML, CSS, JavaScript, Language : English Upper- AWS (EC2, RDS, ECR)
Intermediate , Ukrainian
Bootstrap, React
Native
Trello

COURSES
Java course 2024
Mate academy
OOP, Java 8+, Spring, Hibernate

JavaScript course 2023
SheCodes
HTML, CSS, JavaScript, React, Bootstrap, Responsible CS

CERTIFICATES
SheCodes React SheCodes Responsive SheCodes Basics
Issued Aug 2022 Issued Aug 2022 Issued Jun 2022
Credential ID Credential ID Credential ID
0b8531bb9d636af7aa605ecbd428 37f0adaadb0f9a65767ea6783536 0b5ed983328de2725b9e9246a2c
cb5b 89b9 a87ef

SheCodes Plus
Issued Jul 2022
Credential ID
a35f7c0104c9563737010fd58646e
a56

AWARDS
Master's Degree in Economics with Honors Issued by Odessa National Telecommunications Academy