Arkadiusz Szałaj
Innovative Senior Java Developer passionate about fullstack growth and software architecture.
Warsaw, PL
Full time
Hybrid/Remote
Senior Java Developer with experience in finance and automotive sectors, specializing in Java 8-17, Spring Boot, Hibernate, and REST services. Skilled...
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My Career Journey
1/7
PKO BP S.A.
Senior Groovy Developer
Apr 2025 - Present | 1y 4m
Ework Group
Senior Java Developer
Jun 2023 - Dec 2024 | 1y 6m
Warsaw, PL
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 fulfill...
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Nordea Bank Abp
Senior IT Developer (Java)
Nov 2020 - Jan 2023 | 2y 2m
Warsaw, PL
Assisted in resolving software bugs within an international scrum team. Supported development of new functionalities using Java 17 and Hibernate. Assisted in development and maintenance of CVA risk reporting...
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Fidelity National Information Services
Software Engineer II (Java)
Jul 2019 - Oct 2020 | 1y 3m
Support and maintenance of application designed for settlement and clearing process in banks. Developed internal testing framework using Cucumber. Used Jenkins, Java 8, SVN, Spring, Hibernate, REST, Cucumber,...
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UniCredit Services
Developer Professional (Java, Calypso)
Nov 2016 - Jun 2019 | 2y 7m
Development and maintenance of Collateral Activity Services and MAS Accounting projects as part of the Calypso system. Designed data models and constructed front-end interfaces using PrimeFaces 5. Supported...
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Comp S.A.
Junior Java Developer and Java Developer
Feb 2015 - Sep 2016 | 1y 7m
Participated in project lifecycle and assisted in resolving software bugs. Supported implementation of new functionalities and maintained performance. Utilised Java EE, Java 8, Git, EJB, Hibernate, REST,...
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SoftSystem Sp. z.o.o
Software Developer (Java, C#)
Aug 2013 - Jan 2015 | 1y 5m
Engineered server applications with Java EE for scalability. Crafted client applications in C#. Used Java 7, Windows Forms, SVN, EJB, Hibernate, SOAP.
Education
Rzeszów University of Technology
Computer Science, Software Engineering
Ongoing
Warsaw School of Economics
Quantitative Methods in Economics and Information Systems
Ongoing
Warsaw University of Technology
Applied Computer Science, Software Engineering
Ongoing
Certifications & Qualifications
JAVA DEVELOPER
Finalto2023
UNICREDIT INTERNAL SCRUM COURSE
UniCredit2018
ORACLE SQL FOR DATA ANALYSTS
UniCredit2018
STRUCTURED QUERY LANGUAGE SQL
Rzeszów University of Technology2013
MAINFRAME CERTIFICATES, INCLUDING AD40 - BASICS OF COBOL LANGUAGE
IBM2013
MASTER THE MAINFRAME POLAND 2013 - LAUREATE
Master The Mainframe Poland2013
Language(s) I speak
Polish
Fluent
English
Fluent
German
Beginner