I will do website beta testing, usability QA and bug mobile speed testing with feedback

Nigeria

I speak English, French, Spanish, German, Swedish

QA Testing, Bug Fixing and CRO Expert for WordPress, Shopify and AI Apps

Hi there! My name is Mark James, I’m a QA testing and optimization specialist helping businesses improve websites, SaaS platforms, AI web apps, and eCommerce stores. I provide manual QA testing, bug ...
About this Gig

Are hidden bugs, poor UX, or slow performance hurting your website, app, or game before launch?

I offer professional website testing, QA testing, usability testing, beta testing, and user testing to help you detect and fix issues before real users experience them. Whether its a website, mobile app, SaaS platform, or game, I provide clear, actionable insights to improve performance, usability, and user satisfaction.


As an experienced tester, I don't just find issues I deliver detailed bug reports, usability feedback, and improvement suggestions that help you fix problems quickly and boost user experience.

What You Will Get:

  • User testing & usability testing
  • Website QA testing & beta testing
  • Bug detection with screenshots & details
  • UX/UI review for better user flow
  • Cross-device testing (mobile & desktop)
  • Performance & speed feedback
  • Clear steps to fix identified issues

Why Choose Me (USP):

  1. Fast delivery & clear communication
  2. Real user testing approach (not automated only)
  3. Developer-friendly detailed reports
  4. Focus on usability, performance & conversions
  5. Help you reduce bounce rate and improve retention
  6. Stop losing users due to hidden issues.

Order now and get expert QA before launch.

Age range:

Adult

Education:

Higher education

Testing platform:

Website testing

Mobile testing

Device:

PC

Mac

iPhone

iPad

Android mobile phone

Android tablet

Language:

Arabic

English

French

German

My Portfolio