Mateusz Oliszewski

Software Tester

Software Tester with 4+ years of experience in web application testing, API testing, and quality assurance across complex systems.

⬇ Download CV Contact Me
Email mateuszoliszewski@gmail.com
Phone (+48) 730 832 348
LocationTrzebnica, Poland
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About me

Software Tester with 4+ years of experience in quality assurance for e-commerce and web applications. Experienced in manual and API testing, defect management, requirements validation, and ensuring software quality across complex systems. Skilled in working within Agile teams and collaborating with developers, business analysts, and product owners. Currently expanding expertise in test automation using Playwright and JavaScript.

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Skills

Test Activities

Test Activities

  • Requirements Analysis
  • Test Planning
  • Test Case Design
  • Test Data Preparation
  • Test Execution
  • Defect Reporting
  • Writing Test Documentation
  • Test Reporting
Tools & Platforms

Tools & Platforms

  • Jira,Confluence,Azure DevOps
  • Postman,Swagger,Bruno
  • JS,JSON,HTML,CSS
  • SQL, MySQL
  • Graylog,Kibana
  • GitHub,Gitlab
  • AI Tools
Test Automation

Test Automation

  • Playwright
  • Cypress
  • JavaScript
  • API Automation
  • Page Object Model
  • Test Data Management
Core Competencies

Core Competencies

  • Analytical Thinking
  • Problem Solving
  • Attention to Detail
  • Communication
  • Team Collaboration
  • Continuous Learning
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Languages

Polish

Native

English

Upper-Intermediate (B2)

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Experience

Sept 2021 -> Present

Software Tester

MediaExpert / TERG S.A.
  • Creating, maintaining, and executing test cases and test scenarios
  • Performing end-to-end, regression, confirmation, and integration tests
  • Validating and verifying data using SQL queries
  • Analyzing Kibana logs and verifying defects based on system data
  • Preparing test documentation and reporting test results
  • Reporting, tracking, and retesting defects in JIRA and Azure DevOps
  • Collaborating with developers, Product Owners, and business analysts
  • Actively participating in Agile ceremonies such as daily stand-ups, sprint planning, and retrospectives
  • Testing REST APIs and SOAP services using Postman and Swagger
  • Creating and developing automated tests in JavaScript using Playwright
2020 — 2022

Junior QA Tester

Nazwa firmy
  • Created test scenarios and test cases
  • Performed manual testing of web applications
  • Identified and reported software defects
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Contact

Email

Email

mateuszoliszewski@gmail.com
LinkedIn

LinkedIn

Mateusz Oliszewski
GitHub

GitHub

Public repositories coming soon