Oleksandr Volkhin
Rating
Language proficiency level
CV
QA Engineer with experience in manual testing of web and mobile applications since 2015. Possess a strong understanding of the Software Development Life Cycle (SDLC), quality assurance principles, and modern testing methodologies.
Experienced in functional, regression, integration, UI/UX, API, and cross-browser testing. Skilled in creating test documentation including test cases, checklists, and test plans, as well as executing tests, analyzing results, and documenting defects with high attention to detail.
Technical Skills and Tools
Testing Tools:
JMeter — performance and load testing
Postman — API testing
Xcode, Android Studio — mobile application testing
Project and Test Management Tools:
Jira, Trello, ClickUp, Monday, Worksection, GitScrum
TestRail — test documentation management
Figma — UI/UX and design validation
Test Automation
Successfully completed Java Automation and Java Automation Pro courses with hands-on experience using:
Java
Selenium
Selenide
Cucumber
JUnit
TestNG
Allure Reporting
RestAssured
Playwright
Appium
Maven
Git, GitHub
GitLab CI/CD (GitLab Actions)
Jenkins
Experienced in developing automated UI and API tests, integrating tests into CI/CD pipelines, and generating automated reports.
Testing Environment and Devices
Have access to a wide range of physical devices for comprehensive cross-platform testing.
iOS Devices:
iPhone 15 Pro — iOS 26.2
iPhone XS — iOS 18.7
iPad Air 2 — iOS 15.8
Android Devices:
Samsung S25 — Android 16
Google Pixel 7 — Android 16
Desktop Operating Systems:
Windows 10
Windows 11
macOS 12.6
macOS 26.2
Ubuntu 22
Skills and abilities
Programming
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Java
from 14 USD for hour
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Testing & QA
from 11 USD for hour
Portfolio
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68 USD Testing of the mobile application IOS
Testing & QAFunctional testing
Usability testing
Cross-platform testing
Field validation testing
… Positive and negative testing
E2E (end-to-end) testing
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90 USD Web site testing
Testing & QAThe testing covered the following areas:
- Interactive Components: Verified the functionality of pop-ups, forms, buttons, filters, tabs, and accordions.
- Responsiveness: Assessed the website's layout and content display on key resolutions:
- Mobile (360-414px)
… - Tablet (768px)
- Desktop (1366-1920px)
- Cross-Browser Compatibility: Tested the website's performance and appearance across major browsers, including Chrome, Safari, Firefox, Edge, and mobile browsers.
- Form Validation: Checked the correctness of form submissions, display of success messages, and validation error handling.
- UX Scenarios: Executed and validated key user flows, such as adding an item to the cart, submitting a request.
- Bug Reporting: All identified bugs and UI inconsistencies were documented in a dedicated bug tracking system, complete with screenshots and detailed descriptions.
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95 USD Website testing
Testing & QAThe testing covered the following areas:
- Interactive Components: Verified the functionality of pop-ups, forms, buttons, filters, tabs, and accordions.
- Responsiveness: Assessed the website's layout and content display on key resolutions:
- Mobile (360-414px)
… - Tablet (768px)
- Desktop (1366-1920px)
- Cross-Browser Compatibility: Tested the website's performance and appearance across major browsers, including Chrome, Safari, Firefox, Edge, and mobile browsers.
- Form Validation: Checked the correctness of form submissions, display of success messages, and validation error handling.
- UX Scenarios: Executed and validated key user flows, such as adding an item to the cart, submitting a request.
- Bug Reporting: All identified bugs and UI inconsistencies were documented in a dedicated bug tracking system, complete with screenshots and detailed descriptions.
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Web app testing
Testing & QA- Functional testing
- Usability testing
- Cross-browser testing
- Cross-platform testing
… - Content testing
- Field validation testing
- Positive testing
- Negative testing
- E2E testing
- API testing
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Android and IOS testing
Testing & QAFunctional Testing
Usability Testing
Cross-Platform Testing
Field Validation Testing
… Positive and Negative Testing
E2E (end-to-end) Testing
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Quality Assurance Engineer
Testing & QA1. Manual testing
2. Test documentation
3. API testing
4. Load testing
… 5.Conducting technical interviews for QA engineers
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QA Automation Java Pro
Java#Selenide, #Playwright, #RestAssured, #Appium.
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116 USD Testing the app on Android and IOS platforms
Testing & QAExploratory testing of the application has been conducted. 31 bug reports have been found and documented.
#Android
#IOS
#ManualTesting
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54 USD Testing Telegram bot
Testing & QATesting Telegram bot
#telegram
#bot
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190 USD Testing web application
Testing & QAManual testing of the web application has been conducted. Error reports have been entered into Google Sheets and screenshots and videos have been added. 53 error reports have been found and documented.
Testing was conducted on the following devices:
- macOS 12.6.3 - 1600×900 - Safari, Firefox, Google Chrome
- Windows 10 - Firefox, Google Chrome
… - Pixel 7 - Android 14 - Google Chrome
- iPhone XS - iOS 17.4 - Safari
The following types of testing were used:
- Functional testing
- Usability testing
- Cross-browser testing
- Cross-platform testing
- Content testing
- Field validation testing
- Positive testing
- Negative testing
#Web
#Chrome
#firefox
#Safari
#ios
#android
#windows
#macbook
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56 USD Online store testing
Testing & QAExploratory testing has been completed. Error reports have been documented in Google Sheets, accompanied by screenshots and videos.
The testing was conducted on the following devices:
- macOS 12.6.3 - 1600×900 resolution - Safari, Firefox, Google Chrome
… - Samsung S20 - Android 13 - Google Chrome
- iPhone 11 Pro Max - iOS 16.3.1 - Safari
- iPad - Safari
The following types of testing were utilized:
- Functional testing
- Usability testing
- Cross-browser testing
- Cross-platform testing
- Content testing
- Multimodality testing
- Field validation testing
- Positive testing
- Negative testing
- End-to-end (E2E) testing
#Web
#Chrome
#firefox
#Safari
#ios
#android
#windows
#macbook
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113 USD Testing of website
Testing & QAA research test was conducted. Error reports are included in Google Sheets and screenshots and videos are added.
Tests were conducted on the following devices:
- macOS 12.6.3 - 1600×900 - Safari, Firefox, Google Chrome
- Samsung S20 - Android 13 - Google Chrome
… - iPhone 11 Pro Max - iOS 16.3.1 - Safari
The iPad – Safari
The following types of testing were used:
Functional Testing
Usability Testing
Cross-Browser Testing
Cross-platform testing
Testing of content
Testing of Multilinguality
Testing of field validation
Positive Testing
Negative Testing
E2E Testing
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90 USD Automatization of Case Test (Java+Selenium+testNG+Allure)
JavaWritten code on Java using Selenium, TestNG, and Allure and other libraries for testing case automation.
The following automated scenarios:
Registration of the driver
Registration of Customer
… Authorization and adding of a new car
- Authorization and completion of the request for a trip
- Authorization and opening the screen "Add a map"
Two projects have been created as two applications are used.
Links to the apps are deleted in GitHub as they are still in development.
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9 USD Довгострокове тестування додатків та адмін панелі
Testing & QAДовгострокове тестування мобільних додатків для платформ IOS та Android та адмін панелі. Взаємодію з розробниками в команді, використовуючи ClickUp і працюю за погодинною ставкою.
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34 USD Тестування веб сайту
Testing & QAПроведено exploratory тестування. Звіти про помилки занесено в Google Sheets та додано скріншоти та відео.
Тестування було проведено на наступних пристроях:
- macOS 12.6.3 - 1600×900 - Safari, Firefox, Google Chrome
- Windows 10 - 1920×1080 Firefox, Google Chrome
… - Samsung S20 - Android 13 - Google Chrome
- iPhone 11 Pro Max - IOS 16.3.1 - Safari
- iPad Air 2 - IOS 15.1 - Safari
Були використані наступні методи тестування:
- функціональне тестування
- Usability тестування
- Крос-браузерне тестування
- Крос-платформне тестування
- Тестування контенту
- Тестування валідації полів
- Позитивне тестування
- Негативне тестування
Reviews and compliments on completed projects 41
3 June
34 USD
Admin Panel Testing
Everything is great, I recommend for collaboration.
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20 May
90 USD
Application testing (iOS/Android)
Quickly, structured, I recommend!
8 April
180 USD
Manual testing of the site + automated tests on Playwright
Excellent manual testing, with a well-structured report. Oleksandr found numerous bugs, now there is something to work on 🙂
I ordered manual QA for the online store. Everything is of high quality and well done! Thank you for the work!
19 March
36 USD
We are looking for a Manual QA (Android) for testing the application.
I liked that the performer was always online and quickly completed the work.
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19 March
271 USD
Testing of the web platform and PWA
Thank you for the work! Oleksandr thoroughly tested the project, identified important points, and helped significantly improve its stability. I recommend!
17 February
50 USD
QA website
already the second project. thank you, we will come again
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1 February
95 USD
QA shop (3 languages)
A good QA specialist, it was a pleasure to work with. All bugs were described clearly and structured: with screenshots, reproduction steps, and expected results. We are satisfied with the result, I can recommend.
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23 December 2025
80 USD
Manual testing of iOS application (project)
everything was good in the collaboration
8 December 2025
16 USD
QA consultation on testing for the client, for 3-4 projects simultaneously
Very aware and experienced specialist. I recommend for collaboration.
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19 November 2025
68 USD
Testing of the mobile application IOS
Oleksandr conducted testing of the IOS mobile application, discovered many bugs, very professional work! I recommend for collaboration and will reach out again in the future!
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17 November 2025
120 USD
Testing of the Telegram bot and the Halal Tools website: searching for bugs and compiling a report
I have always liked people who talk less and do more, and do it professionally. Alexander is one of them. I recommend him for collaboration on QA testing. Although we initially did not agree that he would recheck the bugs after my developer fixed them, he offered to do it himself. Thank you! We will definitely work together again.
13 November 2025
68 USD
Website Testing M
Great job, I recommend for collaboration.
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| Personal | Response review
20 October 2025
116 USD
Testing of e-commerce site, QA tester
Oleksandr conducted testing according to the technical specifications, additionally discovered those bugs that we were not aware of. The work was done qualitatively and on time. I recommend.
16 October 2025
124 USD
We are looking for a QA tester - testing an online store
The work was done qualitatively and professionally - I recommend it.
23 September 2025
90 USD
Tester Site+Forum
very good specialist, I recommend.
3 September 2025
92 USD
Testing FinTech Project
Excellent cooperation with Alexander! Everything tested great, documentation provided in a very detailed format.
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28 August 2025
95 USD
Web (QA / Tester)
Completed professionally. I recommend!
12 May 2025
122 USD
Testing localization of IOS application
Everything is great! The testing was done very well.
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8 May 2025
50 USD
Testing IOS application
The work is done at a high level! We will cooperate again. Thank you!
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23 April 2025
79 USD
Create a checklist for testing a mobile iOS application
This is the second time we are collaborating with Oleksandr. All work was done very carefully and of high quality. Thank you!
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14 February 2025
90 USD
Testing of the iOS application is required.
This is the second time we are working with Oleksandr, the work is done at a high level! Thank you!
29 January 2025
79 USD
Create a checklist for testing a mobile iOS application.
Everything was done on time and with attention to every detail. Thank you!
25 December 2024
56 USD
Testing the main page
Everything was done efficiently and on time, delays were only on our side.
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16 December 2024
45 USD
QA IOS — personal project for Oleksandr Volkhyn
Everything is fine, I recommend Oleksandr for manual QA testing.
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1 November 2024
79 USD
It is necessary to test the mobile application.
Cool, tested it quickly, thanks!
10 June 2024
68 USD
Website testing
As always, everything is fast and reliable. Nice and thorough bug report. I recommend for cooperation!
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24 May 2024
116 USD
App Testing
Great contractor, professional, and very quick work. I highly recommend Oleksandr!
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29 April 2024
90 USD
Website Testing
Quick and high-quality testing and report!
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22 February 2024
56 USD
Testing of the Internet Store
Everything is done at a professional level. The results of the test were very useful for our project. I recommend it!
15 December 2023
90 USD
Automatization of the test case (Java+Selenium+testNG\JUnit)
Thank you for good work and quick results! Everything works
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13 December 2023
34 USD
Required a QA Engineer/Testing Engineer to Test a Website
Дуже рекомендую Сергія! Сергій має системний підхід, виконав задачу якісно, та раніше ніж домовлялися.
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| Response review
30 October 2023
68 USD
Looking for a test site
Alexander is a great specialist. Communication was easy and fruitful. I did everything in time as agreed. We will recommend and work on other projects.
18 September 2023
68 USD
Testing of the website.
The task is performed timely and properly. Thank you for cooperation.
3 September 2023
25 USD
Testing registration and authorization in the web application
The project is performed quality and with knowledge of the matter.
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15 August 2023
23 USD
Recording the test process of the site on video
Everything went great, I recommend Alexandra to collaborate.
31 July 2023
79 USD
The website of urbanwardrobes.co.uk
Quick and efficiently done work. It will turn back in the future.
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4 June 2023
68 USD
Фреймворк для автоматизированого тестирования онлайн магазина
Everything was perfectly done, always in contact. The deadlines are agreed, each moment is agreed. I recommend it as reliable and responsible.
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30 May 2023
23 USD
QA for web and mobile platform
The test is going well, we will cooperate in the future.
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5 May 2023
39 USD
QA testing for new site
It’s okay, we’ll talk again!
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5 April 2023
54 USD
Completely test the front-end part of the site for the presence of bugs.
Fast and responsible execution! I did the test quality, not forgetting to attach video and photo comments so that developers were simply to understand the bug!
Activity
| Latest proposals 10 | Budget | Added | Deadlines | Proposal | |
|---|---|---|---|---|---|
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Testing of the mobile app that is in development.
68 USD
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QA tester for Shopify project
79 USD
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Need a QA to fully cover the project with automated tests and check the project for the functionality of features.
150 USD
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QA Specialist (Web Testing)
200 USD
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Admin Panel Testing
34 USD
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Application testing (iOS/Android)
90 USD
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Testing of the AliBord marketplace
147 USD
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Tester - full website check
150 USD
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Facebook QA create companies
113 USD
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Manual testing of the website - online store.
90 USD
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