Oleksii Prokopenko
Software Engineer
Krakow
Summary
Experienced Java developer with over 10 years of professional experience, seeking a challenging role in an organization that values innovation and offers growth opportunities. Skilled in developing robust applications in a collaborative, agile team environment, with a focus on delivering high-quality software solutions. Demonstrated ability to solve complex problems and optimize code for performance. Eager to apply my software development expertise and problem-solving skills in a new field to drive success in a new role.
Overview
21
21
years of professional experience
2
2
Languages
Work History
Java Software Engineer
IG
Krakow, Lesser Poland
05.2020 - Current
- Maintain and develop new features for a set of around 5 services which are utilities for core company technology: order server.
- The project is the set of services (more than 10) for financial instruments creation, processing and down streaming to other parts of company's system
- Tech stack: Java (8, 11, 17 versions), Spring, SpringBoot, Hibernate, Kafka, caches(Redis, Ignite), Docker, Oracle, Kibana, Splunk, Cocumber automated tests, GitLab, Nomad, Maven
Java Software Engineer
UBS
Krakow, Lesser Poland
01.2020 - 04.2021
- Project is devoted to reporting transactions in real-time
- Working on transforming old architecture into a new one - based on modern distributed solutions, based on Kafka and Apache Flink designed scalable architecture for web applications to drive traffic growth
- Tech stack: Spring, SpringBoot, Hibernate, Kafka, caches, Docker, Oracle, Cocumber automated tests, Kibana, Splunk, GitLab
Java Software Engineer
Grid Dynamics
Krakow, Lesser Poland
12.2018 - 12.2019
- E-commerce project
- Development of the set of services around price calculations
- SpringBoot, Kafka, caches, docker, Google Cloud Platform
- Troubleshot complex issues within existing software applications, identifying root causes and implementing effective solutions.
Java Software Engineer
Epam Systems
Krakow, Lesser Poland
08.2014 - 11.2018
- Project for Regulatory Transaction Reporting
- Development reports and their generation logic in order to be compliant with changes of the requirements from Regulatory organizations
- The distributed email component for internal bank CRM
- The module for the data transmission, the main purpose of which is feeding the internal bank platform with specific data
- The module uses different data sources: files, message queues, web-services
- The system for Business flow control for the retail (offline) distributed shops
- Reporting tools, BL tools (statistical data calculation, data transferring), desktop UI
Java Software Engineer
Region Ltd
Kharkiv, Ukraine
01.2013 - 07.2014
- Company Overview: Oil & Energy
- Creating of solutions intended for optimization working processes
- Web-application development using Spring
- GUI development using Java SE (Swing), J2EE
- Oil & Energy
IT Support
Speedflow Communications
Kharkiv, Ukraine
08.2010 - 12.2012
- Company Overview: VoIP
- Respond to requests regarding technical assistance electronically (Skype, ICQ, e-mail) or via phone;
- Diagnostics and resolving of technical hardware and software issues;
- Research of questions using available information resources;
- Redirecting of problems to the appropriate resources;
- Coordinated with IT support teams to resolve systems-related issues, minimising downtime and disruptions for end users.
Junior Research Associate, Postgraduate Student
Institute of Plasma Physics of National Science Center "Kharkov Institute of Physics and Technology"
Kharkiv, Ukraine
04.2004 - 05.2012
- Company Overview: Science
- Plasma research;
- UHF diagnostic of plasma research
- Conducted statistical analysis on collected data, providing valuable insights to inform future research directions.
- Adapted quickly to new software tools used within our organization; reducing time spent on training.
Education
Certificate - Java SE 7 Programmer
Oracle
Krakow, Poland01-2015
Development of A Cross-platform Java Applications
GolovachCourses.com
Kharkiv, Ukraine01-2013
Plasma Physics
NSC "Kharkov Institute of Physics And Technology"
Kharkiv, Ukraine01-2011
Procedural Programming: MS Visual C++
Quantor
Kharkiv, Ukraine01-2009
Professional Certificate - Management
The Open University
Kharkiv, Ukraine 04.2001 -
Master of Science - Experimental Nuclear Physics And Plasma Physics
V.N. Karazin Kharkiv National University
Kharkiv, Ukraine 04.2001 -
Skills
Java 8, 11, 17, 21
Spring framework
Apache Kafka
Hibernate ORM
Docker
RESTful apis
Git version control
Microservices architecture
Agile methodology
Awards and Grants
- 2009 Grant of the National Academy of Sciences of Ukraine
National Academy of Sciences of Ukraine
Winner of the grant - 2009 Grant of the President of Ukraine
National Academy of Sciences of Ukraine
Winner of the grant - 2006 Contest of Young Scientists, Second Prize
National Science Centre "Kharkov Institute of Physics and Technology"
Additionalinformation - Travelavailability
Ready for business trips
Personal Information
- Citizenship: Ukraine
- Work Permit: Polish long-term EU residence
Timeline
Java Software Engineer
IG
05.2020 - Current
Java Software Engineer
UBS
01.2020 - 04.2021
Java Software Engineer
Grid Dynamics
12.2018 - 12.2019
Java Software Engineer
Epam Systems
08.2014 - 11.2018
Java Software Engineer
Region Ltd
01.2013 - 07.2014
IT Support
Speedflow Communications
08.2010 - 12.2012
Junior Research Associate, Postgraduate Student
Institute of Plasma Physics of National Science Center "Kharkov Institute of Physics and Technology"
04.2004 - 05.2012
Professional Certificate - Management
The Open University
04.2001 -
Master of Science - Experimental Nuclear Physics And Plasma Physics
V.N. Karazin Kharkiv National University
04.2001 -
Certificate - Java SE 7 Programmer
Oracle
Development of A Cross-platform Java Applications
GolovachCourses.com
Plasma Physics
NSC "Kharkov Institute of Physics And Technology"
Procedural Programming: MS Visual C++
Quantor