Summary
Overview
Work History
Education
Skills
Timeline
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Valeriia Kozak

West Sacramento,CA

Summary

Manual QA Tester with over 3 years of experience in Agile environments, specializing in both Functional and Non-Functional testing of web and mobile applications. Proficient in SDLC and STLC processes, with expertise in creating and executing comprehensive test cases. Skilled in identifying, tracking, and managing defects effectively. Committed to delivering reliable, high-quality software through methodical testing and seamless collaboration with cross-functional teams.

Overview

3
3
years of professional experience

Work History

QA Manual Tester

Delekhomes
09.2023 - Current
  • Performed manual API testing with Postman and Swagger on a collection of 30+ API calls, validating functionality, performance, and security of RESTful servicesю
  • Developed and executed over 150 test cases for web applications, focusing on Functional, Regression, and UI testing to ensure comprehensive test coverage.
  • Developed and executed test cases using BVA and ECP, identifying multiple edge cases to enhance test accuracy.
  • Used AdminerDB to ensure database integrity, validating data consistency and accuracy.
  • Collaborated with product owner and developers during the testing phase to clarify requirements and provide insights on test case coverage, ensuring that all functionalities were thoroughly assessed

QA Manual Tester

Playball
09.2021 - 07.2023
  • Conducted comprehensive mobile application testing using TestFlight and Android Studio to facilitate beta testing and gather user feedback for improving usability.
  • Designed and implemented over 50 detailed test cases for both iOS and Android platforms to ensure peak app performance, focusing on functionality validation through rigorous interruption testing strategies.
  • Conducted End-to-End testing, covering Smoke Testing to verify critical functionalities and GUI Testing to ensure intuitive user interfaces, significantly reducing the risk of post-release defects.
  • Participated in Agile ceremonies to achieve weekly sprint goals and adapt to changing requirements.

Education

Bachelor of Management Studies -

Social Academy of Science
Łódź, Poland

Skills

API Testing Tools: Postman,Swagger

Bug Tracking and Management: Jira, Qase

Web Development Technologies: HTML, CSS

Mobile Testing Tools: Testflight, Android Studio

Timeline

QA Manual Tester

Delekhomes
09.2023 - Current

QA Manual Tester

Playball
09.2021 - 07.2023

Bachelor of Management Studies -

Social Academy of Science

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Valeriia Kozak