Костянтин

Kostiantyn Veresiuk Web/Data Analyst
Contact: Location:
[відкрити контакти](див. вище в блоці «контактна інформація») · [відкрити контакти](див. вище в блоці «контактна інформація») · Krakow . Poland

PROFILE
Web Analyst with 2+ years of commercial IT experience in technical product validation, log analysis, and data
quality assurance. Proficient in SQL, Google Analytics 4 / GTM architecture. Experienced in performing e-
commerce tracking health checks, validating data streams, and building data-driven insight reports. Combines a
strong technical background in QA with a focus on web analytics and data integrity..

SKILLS
Analytics & Data: Web Analytics & Tracking, Google Analytics 4 (GA4), Google Tag Manager (GTM),
E-commerce Tracking Architecture, SQL, Looker Studio.
Technical : Python, JavaScript, Kibana, Elasticsearch,REST API (Postman), Log Analysis &
Troubleshooting.
Tools & Workflow: Jira, Confluence, Git, AI Tools & LLM workflows, Report writing & presenting.

PROFESSIONAL EXPERIENCE
EveryMatrix Ltd Aug 2024 - Present
QA Engineer
• Performed Web App Testing, Mobile Testing, and REST API Testing using tools like Postman and JIRA for bug
tracking.
• Conducted Regression, Integration, and Exploratory Testing to ensure high product quality.
• Developed and maintained documentation, .
• Validated requirements and ensured alignment with project goals, improving clarity and reducing
development errors.
• Collaborated with developers to perform root cause analysis and resolve critical defects.
• Investigated production incidents through log analysis and root-cause identification, collaborating with
developers to resolve defects.
Trainee Fullstack JS developer May 2024 - July 2024
NDA
• Assisted in maintaining and updating existing codebases by performing small bug fixes and UI adjustments to
improve user experience.
• Collaborated with senior developers to implement UI components in React, following design specifications
and adhering to best practices in code quality.
• Learned version control with Git, managing and merging code changes with team guidance.
• Participated in code reviews and feedback sessions, gaining insight into debugging practices and efficient
coding techniques.
LANGUAGES
English : Advanced Polish : Advanced Ukrainian: Native

EDUCATION

Krakow University of Technologies Bachelor of Engineering (Automation and Robotics)
2019-2024
National University of Khmelnytski Bachelor of Engineering (Automation and computer-integrated technologies)
2020-2024