ARKADIUSZ SZAŁAJ
Warsaw
Summary
Senior Java Developer with extensive experience in Java development across diverse industries, including finance and automotive. Proven track record in software engineering, specialising in Java 8-17, Spring Boot, Hibernate, and REST services. Adept at leading teams through Agile methodologies and facilitating Scrum processes to deliver high-quality software solutions. Skilled in problem-solving and code review, with a strong focus on enhancing user experience and fulfilling client requirements. Career goal: to continue advancing innovative software solutions that drive business success.
Overview
13
13
years of professional experience
1
1
Certification
Work History
Senior Groovy Developer
PKO BP S.A.
04.2025 - Current
- Assisted team members in identifying and resolving software bugs.
- Contributed to code reviews to ensure quality and promote best practices among peers.
- Supported development of software solutions to fulfil client requirements and enhance user experience.
SENIOR JAVA DEVELOPER
Ework Group
06.2023 - 12.2024
- Assisted in development of project for public agency.
- Contributed to another project for production line of car producer.
- Supported backend development by creating and maintaining REST services.
- Aided in converting requirements into system solutions within scrum team and independently.
- Provided assistance to automation testers in their tasks.
JAVA DEVELOPER
Finalto
02.2023 - 05.2023
- Assisted in resolving software bugs within international scrum team.
- Supported development of new functionalities using Java 17 and Hibernate.
SENIOR IT DEVELOPER (JAVA)
Nordea Bank Abp
Warsaw
11.2020 - 01.2023
- Assisted in development and maintenance of CVA risk reporting application in Java.
- Supported creation of application that calculates credit scoring.
- Facilitated Scrum processes within the team.
- Technologies: Java 8-17, Git, REST
SOFTWARE ENGINEER II (JAVA)
Fidelity National Information Services
07.2019 - 10.2020
- Support and maintenance of application designed for settlement and clearing process in banks
- Development of internal testing framework using Cucumber
- Technologies: Jenkins, Java 8, SVN, Spring, Hibernate, REST, Cucumber
DEVELOPER PROFESSIONAL (JAVA, CALYPSO)
UniCredit Services
11.2016 - 06.2019
- Development and maintenance of Collateral Activity Services and MAS Accounting projects as part of the Calypso system.
- Technologies: Calypso, Jenkins, Java 8, SVN, Spring, Hibernate
JUNIOR JAVA DEVELOPER AND JAVA DEVELOPER
Comp S.A.
02.2015 - 09.2016
- Assisted in project lifecycle participation.
- Designed data models and constructed front-end interfaces using PrimeFaces 5.
- Supported implementation of new functionalities and resolved bugs.
- Monitored application performance.
- Developed API for communication with Alfresco repository.
- Utilised technologies including Java EE, Java 8, Git, EJB, Hibernate, REST, and PrimeFaces.
SOFTWARE DEVELOPER (JAVA, C#)
SoftSystem Sp. z.o.o
08.2013 - 01.2015
- Engineered server applications with Java EE to support improved scalability.
- Assisted in crafting client applications in C# to enhance user engagement.
- Utilised technologies such as Java EE, Java 7, Windows Forms, SVN, EJB, Hibernate, and SOAP.
Education
BACHELOR - Computer Science, Software Engineering
Rzeszów University of Technology
2014
MASTERS - Applied Computer Science, Software Engineering
Warsaw University of Technology
Warsaw12.2019
BACHELOR - Quantitative Methods in Economics and Information Systems
Warsaw School of Economics
Warsaw12.2018
Skills
- Java 8-17
- Spring Boot
- Spring
- Hibernate
- EJB
- REST services
- SOAP
- Elasticsearch
- MQ
- Kafka
- Docker
- Maven
- Jenkins
- HTML
- CSS
- Jira
- SVN
- Git
- Scrum
- Agile
- TDD
- BDD
- Cucumber
- Selenium
- Groovy 25
- JBPM
- C#
- R language
- Python
- PL/SQL
- Active Directory
- LiquiBase
- Android
- Oracle
- MySQL
- PostgreSQL
- GlassFish
- JBoss
- Tomcat
- Weblogic
- Code review
- Problem solving
Languages
Polish
First Language
English
Advanced
C1
German
Beginner
A1
Websites, Portfolios and Profiles
https://www.linkedin.com/in/arkadiusz-sza%C5%82aj-56030176/
https://uslugi-stolarskie-szymon-szalaj.pl/
Hobbies and Interests
- Football
- Technologies
- Flora
Custom Section
- 2025-01-01, Wyrażam zgodę na przetwarzanie moich danych osobowych w celu rekrutacji, jak również na potrzeby przyszłych rekrutacji, zgodnie z art. 6 ust. 1 lit. a Rozporządzenia Parlamentu Europejskiego i Rady (UE) 2016/679 z dnia 27 kwietnia 2016 r. w sprawie ochrony osób zycznych w związku z przetwarzaniem danych osobowych i w sprawie swobodnego przepływu takich danych oraz uchylenia dyrektywy 95/46/WE (ogólne rozporządzenie
- Ochronie danych)
Certification
- Rzeszów University of Technology
Jun 2013
STRUCTURED QUERY LANGUAGE SQL - IBM
Nov 2012 - Jun 2013
MAINFRAME CERTIFICATES, INCLUDING
AD40 - BASICS OF COBOL LANGUAGE - Altkom Academy
Mar 2018
ORACLE SQL FOR DATA ANALYSTS - UniCredit
Aug 2018
UNICREDIT INTERNAL SCRUM COURSE - Master The
Mainframe Poland
Jun 2013
MASTER THE MAINFRAME POLAND 2013
- LAUREATE
Interests
- football
- economics
- flora
Timeline
Senior Groovy Developer
PKO BP S.A.
04.2025 - Current
SENIOR JAVA DEVELOPER
Ework Group
06.2023 - 12.2024
JAVA DEVELOPER
Finalto
02.2023 - 05.2023
SENIOR IT DEVELOPER (JAVA)
Nordea Bank Abp
11.2020 - 01.2023
SOFTWARE ENGINEER II (JAVA)
Fidelity National Information Services
07.2019 - 10.2020
DEVELOPER PROFESSIONAL (JAVA, CALYPSO)
UniCredit Services
11.2016 - 06.2019
JUNIOR JAVA DEVELOPER AND JAVA DEVELOPER
Comp S.A.
02.2015 - 09.2016
SOFTWARE DEVELOPER (JAVA, C#)
SoftSystem Sp. z.o.o
08.2013 - 01.2015
BACHELOR - Computer Science, Software Engineering
Rzeszów University of Technology
MASTERS - Applied Computer Science, Software Engineering
Warsaw University of Technology
BACHELOR - Quantitative Methods in Economics and Information Systems
Warsaw School of Economics