Alina Korniychuk

About Me

Versatile IT Consultant and Software Developer with strong experience in global retail and cloud-hosted POS environments. Currently supporting the Oracle Retail Xstore POS platform at Hugo Boss, focusing on upgrades, integrations (REST/SOAP), fiscal compliance, incident resolution, and operational reliability.

Strong background in Java and SQL development, secure transaction workflows, and cross-functional delivery in Agile teams. Passionate about emerging technologies, I actively leverage Large Language Models (LLMs) and AI-assisted development tools to accelerate delivery, optimize code architecture, and stay at the forefront of tech innovation.

Email: alina.korniychuk1@gmail.com

Location: Zurich, Switzerland & Metzingen, Germany

LinkedIn: alinakorniychuk

Technical Skills

Backend & Databases

Java, Spring Framework, Spring Boot, JDBC
SQL, PL/SQL, T-SQL, Oracle Database, Microsoft SQL Server, Oracle BI Publisher
REST APIs, SOAP, System Integration

DevOps & Tools

CI/CD: Jenkins, SonarQube, Git
Azure DevOps (familiarity)
Docker, Kubernetes (familiarity)
Jira, Confluence

Specializations

Oracle Retail Xstore POS, XOCS, RFID
Encryption, Digital Signature, Information Security
SAP (familiarity)

AI & Innovation

AI-Assisted Development & Prompt Engineering
Large Language Models (LLMs)
Continuous Tech Trend Analysis

Professional Experience

Mar 2024 - Present

Expert IT Consultant

Hugo Boss AG | Metzingen, Germany (Hybrid)

Global POS System Management: Acting as key consultant for the Xstore POS system in cloud, ensuring smooth daily operations across all Hugo Boss stores worldwide.
Incident Prevention and Resolution: Driving proactive measures to prevent incidents and efficiently resolving technical issues.
System Upgrade Leadership: Successfully led the strategic upgrade from Xstore version 16 to version 21, and currently leading the upgrade from version 21 to 25.
Mobile POS Rollout: Actively contributing to the implementation of Xstore Mobile POS.
Compliance & Agile Collaboration: Operating within an Agile environment using JIRA and Confluence.

Feb 2021 - Feb 2024

Retail Implementation Consultant

Oracle | Milan, Italy

Enterprise Retail Implementations: Delivered end-to-end Xstore POS implementations for enterprise clients.
Technical Expertise: Acquired strong technical skills in Oracle Retail Products, especially in Xstore POS and XOCS.
Effective Communication: Skilled in communicating with both technical and non-technical stakeholders.
Fiscal Law Expertise: Thorough expertise in fiscal laws across multiple countries.
Production Readiness: Improved go-live stability and release quality through Jenkins and SonarQube.

Mar 2019 - Feb 2021

Application Developer

Oracle | Milan, Italy

Application Development: Developed and maintained Java and SQL components for Oracle Retail POS solutions.
Incident Debugging: Reduced turnaround time for defects by analyzing logs and reproducing complex issues.
Modular Backend Development: Improved maintainability and upgrade readiness by modularizing implementations.
Agile Delivery: Maintained predictable sprint delivery by collaborating in Agile teams with Jira workflows.

Sep 2016 - Feb 2019

Full Stack Developer

eTuitus (InfoCert S. p. A) | Salerno, Italy

Android App Development: Developed and maintained Android applications in Java with security features.
Cross-Platform Development: Built cross-platform applications using C/C++ and Qt Framework.
Information Security: Implemented solutions with strong focus on security and data protection.
Digital Signature & Transactions: Developed functionalities related to digital signature and transaction validation.
Project Leadership: Took a technical lead role on two projects focused on mobile transaction certification.

Education

Oct 2016 - Sep 2018

Master's Degree in Information Security

University of Salerno

110 cum laude

Sep 2013 - Oct 2016

Bachelor's Degree in Computer Science

University of Salerno

105/110

Sep 2008 - Jun 2013

Diploma in Accounting, Commercial Expert and Programming

High School

Certifications

Oracle Cloud Infrastructure (OCI) - Foundation