Krzysztof Skrzypczak

Software Developer at CRIF Poland
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Contact Information
us****@****om
(386) 825-5501
Location
Gdańsk, Pomorskie, Poland, PL
Languages
  • English Limited working proficiency
Skills

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Credentials

  • Data Science for Java Developers
    LinkedIn
    Aug, 2021
    - Nov, 2024
  • Parallel and Concurrent Programming with Java 1
    LinkedIn
    Aug, 2021
    - Nov, 2024
  • Advanced Java Programming
    LinkedIn
    Dec, 2020
    - Nov, 2024
  • Get Ready for Your Coding Interview
    LinkedIn
    Dec, 2020
    - Nov, 2024
  • Java Persistence API (JPA): 1 The Basics
    LinkedIn
    Dec, 2020
    - Nov, 2024
  • Python Basics for Java Developers
    LinkedIn
    Dec, 2020
    - Nov, 2024
  • Spring: Spring Security
    LinkedIn
    Dec, 2020
    - Nov, 2024
  • The Six Morning Habits of High Performers
    LinkedIn
    Dec, 2020
    - Nov, 2024
  • Cloud Native Twelve-Factor Applications
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Designing RESTful APIs
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Docker for Developers
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • First Look: Java 10 and Java 11
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • First Look: Java 14
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • First Look: Java 15
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • First Look: Java 9
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Grammar Foundations
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Interpersonal Communication
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Java: Generic Classes
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Learning Java Lambda Expressions
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Mastering Microservices with Java
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Microservices: Design Patterns
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Practical Test-Driven Development for Java Programmers
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Scrum: Advanced
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Scrum: The Basics
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Secure Coding in Java
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Spring: Spring Cloud
    LinkedIn
    Nov, 2020
    - Nov, 2024
  • Spring: Test-Driven Development with JUnit
    LinkedIn
    Nov, 2020
    - Nov, 2024

Experience

  • CRIF Poland
    • Poland
    • IT Services and IT Consulting
    • 1 - 100 Employee
    • Software Developer
      • Sep 2021 - Present

      Technologies:Microsoft SQL Server (Big Data), Java, Spring Batch, Spring Boot, Integration Tests, Unit tests, Maven, Docker, GIT Technologies:Microsoft SQL Server (Big Data), Java, Spring Batch, Spring Boot, Integration Tests, Unit tests, Maven, Docker, GIT

  • UBS
    • Switzerland
    • Financial Services
    • 700 & Above Employee
    • Senior Software Engineer
      • Nov 2020 - Aug 2021

      Take responsibility for five big internal banking tools. Analyse, architecture design, implement and test new features.Maintenance, bug fixing and refactoring of existing features.Technologies:Java 8, Oracle SQL, Spring Boot, REST, Unit Tests, GIT, Maven, Jira Take responsibility for five big internal banking tools. Analyse, architecture design, implement and test new features.Maintenance, bug fixing and refactoring of existing features.Technologies:Java 8, Oracle SQL, Spring Boot, REST, Unit Tests, GIT, Maven, Jira

  • LPP S.A.
    • Poland
    • Retail Apparel and Fashion
    • 700 & Above Employee
    • Senior Java Developer
      • May 2018 - Oct 2020

      Development, maintenance and tests automation for most important projects in the LPP.RF1 - a set of applications and microservices using RFID (Radio-frequency identification) technology for improve production, sale, storage and transfers of company products.Omnichannel - modern application used for increasing sale.POS (Point of Sale) - great desktop application used for selling LPP products. It works in more than 30 countries around the world.Technologies:RFID, Java 6/7/8/10+, Oracle SQL, Spring Boot, REST, Test Automation (REST Assured), Unit Tests (JUnit 4/5, Mockito, AssertJ), RabbitMQ, OpenShift, Docker, GIT, Maven, Jira

    • Java Developer
      • Apr 2017 - Apr 2018

      Development and maintenance of a sales application. Working with fiscal receipt printer drivers. Expanding application for supporting Russian tax law. Creating SQL reports for Finance and Logistics.Technologies:Java 6/7, Oracle (PL/SQL), IntelliJ, OpenReports, GIT

  • Nordea
    • Finland
    • Banking
    • 700 & Above Employee
    • Java Developer
      • Aug 2016 - Mar 2017

      Development and maintenance of an internet banking application. Fixing bugs after security audit. 2nd support line for bank customers.Technologies:Java 6, Oracle (PL/SQL), Weblogic, JPA, EJB, Struts, JSP, IntelliJ, GIT, Maven Development and maintenance of an internet banking application. Fixing bugs after security audit. 2nd support line for bank customers.Technologies:Java 6, Oracle (PL/SQL), Weblogic, JPA, EJB, Struts, JSP, IntelliJ, GIT, Maven

  • Nokia
    • Finland
    • Telecommunications
    • 700 & Above Employee
    • Software Engineer
      • Jun 2011 - Mar 2016

      Development and maintenance of a web application used by major telecommunications companies located in the United States.Technologies:Java 6/7, Oracle (PL/SQL), Struts, JavaScript, Apache Tomcat, HTML Development and maintenance of a web application used by major telecommunications companies located in the United States.Technologies:Java 6/7, Oracle (PL/SQL), Struts, JavaScript, Apache Tomcat, HTML

  • Small Telemarketing Company
    • Java Developer
      • Apr 2010 - Jan 2011

      Designing, writing and deploying applications to support the work in the telemarketing industry. Help desk for users of Windows and Linux (Ubuntu).Technologies:Java 6, MySQL, JPA, JSF, Swing, PHP, JavaScript, HTML Designing, writing and deploying applications to support the work in the telemarketing industry. Help desk for users of Windows and Linux (Ubuntu).Technologies:Java 6, MySQL, JPA, JSF, Swing, PHP, JavaScript, HTML

Education

  • Poznan University of Technology
    Master's degree, Information Technology
    2010 - 2012
  • Academy of Computer Science in Lodz
    Engineer's degree, Information Technology
    2006 - 2010
  • Wyższa Szkoła Gospodarki w Bydgoszczy
    Postgraduate, Coaching
    2013 - 2014

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