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Registration: 07.01.2024

Krystian Zajac

Specialization: Java / Flutter Developer / QA
Docker Git Hibernate Java Jenkins Mobile Application Development MySQL QA rest api Spring SQL Flutter JUnit Mockito Powershell RESTful API Spring Boot Spring Data Spring MVC Spring Security QA manual
Docker Git Hibernate Java Jenkins Mobile Application Development MySQL QA rest api Spring SQL Flutter JUnit Mockito Powershell RESTful API Spring Boot Spring Data Spring MVC Spring Security QA manual

Portfolio

UniverText

UniverText is a Java console app for handling text and CSV files. With seamless conversion, in-depth analysis, and web scraping capabilities, it's your all-in-one solution for data tasks. Ideal for advanced text operations & data integration.

Gym Tracker - Java Backend Server

The GymTracker Backend Server is the backbone of the GymTracker app, responsible for handling workout data and user authentication. This server is built with Java and Spring Boot, making it robust and flexible for your gym tracking needs.

Gym Tracker - Flutter App

Gym Tracker is a mobile application developed using Flutter. This fitness-centric app is designed to help users track their workout routines and monitor their progress over time. It interfaces with a backend server for data management, providing real-time updates and syncing capabilities.

Skills

Docker
Flutter
Git
Hibernate
Java
JUnit
MySQL
QA
REST API
Spring Framework

Work experience

Java / Flutter Developer / Quality Assurance
since 01.2020 - Till the present day |The Compleat Food Group
QA, Java 17, Maven, Spring Boot, Spring Data JPA, Spring Security, Hibernate, Swagger, Lombok, JUnit, Mockito, MySQL
Gym Tracker. This project is a backend server for a gym tracker mobile app, aimed at helping users meet their fitness goals. It manages user profiles, logs training sessions, tracks exercises, and keeps a record of workout histories. Univer Text. UniverText is a Java console application designed for efficient text and CSV file manipulation. It converts data between JSON and XML formats, and offers basic file analysis. The application also includes an editor with various functionalities for both text and CSV files. As a Quality Assurance I was responsible for maintaining meticulous documentation during production processes. This included ensuring compliance with quality standards, conducting thorough inspections, and recording detailed reports.
Manager
01.2019 - 01.2020 |NDA
.
Managed an e-commerce store, overseeing products, marketing.

Educational background

Information and communications technology
2012 - 2016
Communication School Complex No. 4 Gdańsk

Languages

EnglishAdvancedPolishNative
DockerGitHibernateJavaJenkinsMobile Application DevelopmentMySQLQArest apiSpringSQLFlutterJUnitMockitoPowershellRESTful APISpring BootSpring DataSpring MVCSpring Security