🇨🇿/💻/🎙️I am an independent QA tester, Voice Talent and Transcriber with one year experience and 100+ tests and transcription hours executed from the Czech Republic. I perform exploratory, localisation, functional and usability tests on REST APIs, websites, desktop and mobile applications. I write well structured test reports, find bugs which others overlook, evaluate severity and document them with screenshots or screencasts. I also transcribe and translate audio recordings in Czech and English and give my voice for AI training purposes. I use macOS, iOS, and Android.
During my free time I do further research in web development, programming and automation testing. I successfully completed an IT course for manual and automated testing in Python. I can use tools such as; Git, Jira (Atlassian), PyCharm, Pytest, Selenium and Postman. I can implement ISTQB testing practices into my work and know the basics of SQLite to create and manage databases. I'm also building my own domain Jophymba website in HTML and CSS to present my work and create small projects on Github.
I am a hardworking, responsible and reliable person with a keen eye for detail. I thoroughly enjoy my work in Upwork and give my best to every task no matter if big or small.
Tools used for testing:
💻
MacBook Air M1 (2020)
Safari
Chrome
Firefox
Surfshark
Wireshark
Handbreak
Visual Studio Code
PyCharm
FileZila
DB browser for SQLite
Terminal
Gimp
iMovie
Google Docs
Google Sheets
Jira (Atlassian)
Postman
📱
Apple iPhone 15
Safari
Chrome
Surfshark
Proxyman
Google Docs
Google Sheets
Screen Recorder
📱
Samsung Galaxy A15 5G
Chrome
PCAPdroid
AZ Screen Recorder
Google Docs
Google Sheets
Tools used for studio quality recordings:
🎙️
Samson G-Track Pro LDC microphone
Audacity
QuickTime Player
Software QA
macOS
Python
Git
iOS
UserTesting
Jira
Android
SQLite
UX & UI
Voice Talent
Audio Transcription
Translation
Vitalii M.
Chomutov, Czech Republic
$20/hr
5.0
5 jobs
Hi! I build web projects that work fast, and I test software to ensure it doesn't break.
I am a tech-minded freelancer with a strictly practical, engineering-first approach. I don't believe in overcomplicating projects with unnecessary, heavy features, distracting animations, or "boring academic water." My focus is on pure functionality, speed, and clean logic. If you need someone who cuts through the noise and delivers precise results, you are in the right place.
PRECISION QA TESTING & UX AUDITS
I don't just "click around"; I test like a real user but analyze like an engineer. My testing process is built on finding edge cases, breaking game logic, and ensuring the final product is ready for deployment.
Functional & Exploratory Testing: Deep-dive testing for PC games and web applications to find softlocks, progression blockers, and technical failures.
Detailed Bug Reporting: I deliver structured, easy-to-read, and actionable QA reports (PDFs, screenshots, video clips) so your developers can fix issues immediately without guessing.
UI/UX Consistency: I pay close attention to visual details, stylistic consistency (e.g., pixel-art vs. vector graphics matching), and controller/input mappings.
Recent Success: Successfully completed comprehensive pre-release testing for an upcoming Steam puzzle game, identifying UI inconsistencies and verifying edge-case stability. The client praised the clarity of my reports and invited me for their upcoming sequel.
FUNCTIONAL FRONT-END WEB DEVELOPMENT
As the creator and sole manager of my own functional web platform, I know how to build sites from the ground up. I prioritize performance and user experience over flashy, resource-heavy designs.
Core Stack: Clean, semantic HTML5, CSS3, and JavaScript.
Speed & Optimization: I prefer to strip away complex, heavy animations to ensure maximum loading speed and a seamless, straightforward user experience.
Deployment & Management: Experienced in setting up custom domains, managing FTP/SFTP, and deploying via modern platforms like Netlify.
Responsive Design: Ensuring your landing page, portfolio, or static site looks perfect on mobile, tablet, and desktop.
THE ENGINEERING MINDSET
My approach to tech is grounded in a solid engineering background. As a student at a secondary technical school, my hands-on experience goes beyond software. I actively work with microelectronics, home automation (ESP32, Arduino), and hardware logic. This hardware-level understanding of how systems interact trains my brain to think logically, troubleshoot efficiently, and spot flaws that others might miss. I know how to read technical documentation and translate complex problems into simple solutions.
COMMUNICATION & WORK ETHIC
I believe that clear communication is half the job. I ask the right questions, provide regular updates, and ensure we are always on the same page.
Languages: Fluent in Ukrainian and Czech, with highly proficient English for clear written communication, reporting, and technical documentation.
Let’s cut the noise and get your project running perfectly. Send me a message, and let's discuss how my precision and practical skills can help your business or game succeed!
TECH STACK & CORE COMPETENCIES:
QA & Testing: Manual Testing, Game Testing, PC/Steam Games, Controller Testing, UI/UX Audit, Bug Tracking, QA Reports, Functional Testing, Usability Testing, Edge-case Analysis.
Web Development: Front-End Development, Web Design, HTML5, CSS3, JavaScript (Vanilla JS), Responsive Web Design, Static Websites, Landing Pages.
Tools & Deployment: Netlify, Web Hosting, FTP/SFTP, Website Redesign, UI Optimization, Cross-Browser Compatibility.
Hardware/Engineering: Microelectronics, Tech-Savvy, Problem Solving, Technical Support.
Software Testing
Quality Assurance
Manual Testing
Game Testing
Functional Testing
Usability Testing
Bug Tracking & Reports
Front-End Development
HTML5
CSS 3
JavaScript
Web Design
Ecommerce Website Development
Web Hosting
Technical Support
Autodesk AutoCAD
Microsoft Visual Studio
Akinaw Mengesha G.
Prague, Czech Republic
$10/hr
5.0
12 jobs
An enthusiastic QA Analyst, Software Tester, and Developer with extensive experience in web and mobile application testing, development, and quality assurance processes. I specialize in ensuring application reliability, usability, and performance through structured testing methodologies. I also collaborate closely with development teams to enhance product quality and deliver stable, efficient applications.
In addition, I possess experience in Amharic proofreading and translation, ensuring linguistic accuracy, clarity, and cultural relevance across websites, mobile applications, and documents.
I work on the following areas :
Quality Assurance & Testing
=======================================================================
Manual Testing, Functional Testing, Stress Testing, Usability Testing,
Bug Identification, Performance Optimization
Development
=======================================================================
Web Application Development, Mobile Application Development, Development
Support, Team Collaboration
Language Services
=======================================================================
Amharic Proofreading, Content Review, English to Amharic Translation
Amharic to English Translation, Localization
Goals
=======================================================================
Improve application quality, ensure software reliability, and deliver
secure, efficient, and high-performing products.
Tools & Skills
=======================================================================
Testing: Manual Testing, Functional Testing, Usability Testing, Performance Testing, Bug Tracking, Regression Testing
Tools: JIRA, Postman, Android Studio, Chrome DevTools
Dev Support: Web & Mobile App Development, Team Collaboration
Language Services: English ↔ Amharic Translation, Localization, Proofreading
Software QA
Quality Assurance
Web Application
Web Development
Software Development
Web Testing
Stress Testing
Functional Testing
Mobile App Testing
Manual Testing
Android
iOS
Martin Z.
Brno, Czech Republic
$30/hr
5.0
3 jobs
QA testing focused on SaaS workflows, edge cases and user-flow validation.
Most of my work centers around critical user paths such as registration, permissions, onboarding and data handling — areas where workflow inconsistencies and usability problems tend to surface first.
My approach combines exploratory testing, workflow validation and system-level thinking with clear reporting, structured follow-up and realistic usage scenarios.
Background in complex technical and operational systems, including B2B and industrial environments where reliability, structured communication and validation were critical.
QA case overview and structured bug reports are available in my GitHub portfolio.
RECENT VALIDATION EXPERIENCE:
• Large-scale scenario validation across multiple system conditions and edge cases
• Focus on workflow consistency, behavioral analysis and data verification
• Structured documentation and validation tracking using Git-based workflow
CURRENT ROLE – Complex System Validation & Acceptance
• Final validation and customer-specific configuration of high-precision technical systems
• End-to-end functional verification before customer acceptance and delivery
• Multi-component integration testing and diagnostics using logs and debugging tools
• Responsibility for system readiness, validation quality and shipment preparation for international customers
WHAT I BRING:
• Systematic validation approach (based on PM background)
• Experience with complex technical systems (B2B, industrial)
• Clear communication and structured documentation
• Focus on realistic timelines and meaningful outcomes
• Ability to investigate issues under changing system conditions
SKILLS: Manual Testing • Documentation • Bug Tracking
Git basics • ISTQB Foundation (in progress) • Exploratory Testing • Functional Testing • Bug Reporting • Cross-Browser Testing
LEARNING: CURRENT FOCUS: Browser DevTools, API validation fundamentals
SETUP: Devices: Desktop, Android Tools: BrowserStack
SPECIALIZATION: B2B SaaS • Workflow Systems • Industrial Apps • Technical Integrations
Approach: I focus on identifying real issues under realistic usage conditions, including workflow inconsistencies, UX problems and system behaviour across different environments.
Preferred projects:
• B2B SaaS platforms
• Technical or workflow-driven products
• Teams that value structured QA and clear communication
Software Testing
Software QA
Quality Assurance
Manual Testing
Functional Testing
Bug Reports
Web Testing
User Acceptance Testing
Project Management
Technical Documentation
Cross-Browser Testing
Test Case Design
Technical Project Management
SaaS
Exploratory Testing
Assemgul S.
Prague, Czech Republic
$15/hr
5.0
10 jobs
I am a QA Engineer with experience in manual and automated testing. I constantly strive to expand my skills and knowledge in the field of test automation. I possess a keen attention to detail and know the importance of being meticulous and effective in teamwork. I am highly motivated to seek new challenges and improve my skill set in this field every day. My objective is to bring my experience and innovation to the QA field. I am excited to utilize my skills and reach my full potential.
My technical stack includes:
• Programming languages: Java, JavaScript, Python
• Test Automation Tools: Selenium, Cypress, Selenide, Spring Boot, Appium
• Version Control & CI/CD: Git, GitHub, Bitbucket, Jenkins, Docker
• API Testing: Postman, REST API, SOAP
• Project Management Tools: JIRA, Confluence, Redmine, Trello
• Database Systems: MySQL, MS SQL
Software QA
Java
JavaScript
Cypress
Selenium WebDriver
Postman
TestNG
MySQL
Jira
Redmine
Trello
API
Node.js
Bitbucket
Gradle
Ornella I.
Pardubice, Czech Republic
$12/hr
5.0
4 jobs
Hi! I'm Ornella — a versatile and highly organized specialist ready to support you in website management, personal assistance, content creation, testing, and project coordination.
I can help you with:
Website Management: creating, updating, and maintaining websites (WIX, Shopify), uploading content, improving SEO, and ensuring smooth functionality.
Personal Assistance: planning and organizing personal and business trips across Europe (booking flights, hotels, transportation), handling real estate purchases in Spain (property research, scheduling visits, liaising with agents), and managing personal tasks with full confidentiality and precision.
Project and Case Management: taking ownership of tasks and cases, organizing priorities, following deadlines, coordinating with different stakeholders, and keeping everything on track.
Software Testing and Reporting: performing manual testing of web and software systems, reporting issues clearly in Redmine-style formats, writing structured and detailed bug reports, and suggesting improvements for better user experience.
Team Communication: working closely with developers, designers, and management, gathering feedback, presenting findings, and ensuring that all parties stay aligned on project goals.
Skills:
Website Creation & Content Management (WIX, Shopify)
UGC Content Creation (Photos, Videos, Product Content)
Virtual Assistance & Travel Planning
Software Testing, Bug Reporting (Redmine, Agile/Scrum)
Project Management and Task Coordination
Strong Communication and Organizational Skills
I am highly responsible, proactive, and detail-oriented, with a passion for making complex projects simple and efficient. Whether you need someone to manage your website, handle personal and business tasks, test and document your software, or coordinate across teams — I'm ready to support you!
Let's connect and make your projects run smoother and faster! 🚀
Ecommerce Website
Shopify Website Design
Wix
Content Creation
Virtual Assistance
Administrative Support
Project Management
Manual Testing
Web Testing
Canva
Social Media Content
Influencer Marketing
ChatGPT Prompt
Czech
Operations Research
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