I will test your mobile app, web app, platform, or software for bugs, UI, UX, usability

Vetted Pro

4.9
4.9

Bulgaria

I speak English, Bulgarian

318 orders completed

QA Engineer, Usability Expert

Hi! I'm Kristin, a QA Engineer and usability expert with over a decade of experience in the IT industry, starting in web development and transitioning into QA. My team and I will help you ensure you...
Vetted by Fiverr Pro

Kristin D. was selected by the Fiverr Pro team for their expertise.

Vetted for

  • QA & Review

  • User Testing

What people loved about this freelancer

About this Gig

Vetted Pro

Professional Web or Mobile App QA Testing for Functionality & Bugs, Usability, UI & UX


⭐️ 6+ Years in Software QA Testing

⭐️ 500+ Projects Completed

⭐️ Comprehensive Summary Reports - you'll receive a PDF report with detailed descriptions and annotated screenshots of all issues, screen recordings for more complex ones, and actionable advice to further improve your product's functionality, usability and user experience.


About me:

I'm Kristin, a QA Engineer and usability expert with over a decade of experience in the IT industry, starting in web development and transitioning into QA. I work with a small team of skilled QA testers to ensure thorough testing from multiple perspectives and provide detailed, high-quality feedback.


This gig covers:

- Mobile Apps (iOS & Android)

- Web Apps (SaaS, dashboards, platforms, etc.)


Need website testing? I've got you covered. Check out my other gig or just message me for a custom offer.


Website testing includes:

- UI, UX & Usability Review

- Device Responsiveness

- Browser Compatibility

- Functionality & Bug Testing


If you have any questions or would like to see a sample report, please let me know! Looking forward to working together!

Testing application:

Software

Development technology:

Angular

Flutter

Kotlin

React Native

Swift

Device:

PC

iPhone

iPad

Android mobile phone

My Portfolio

Reviews

33 reviews for this Gig
4.9

(31)
(2)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    4.9
  • Quality of delivery
    5
  • Value of delivery
    4.9
Sort By
Most relevant
  • A

    appstex

    US

    United States

    5

    Kristin delivered an exceptional QA report that went far beyond what I expected. The level of detail in her findings was outstanding. Every bug was documented with clear reproduction steps, priority levels, actual versus expected behavior, and video evidence where it mattered most. She covered functionality,...

    $600-$800

    Price

    3 weeks

    Duration

    Helpful?
    Yes
    No
  • R
    image-docs

    rohn_comms

    Repeat Client

    GB

    United Kingdom

    5

    once again very happy and would definitely recommend

    $200-$400

    Price

    12 days

    Duration

    Helpful?
    Yes
    No
  • J

    jwilson2084

    Repeat Client

    US

    United States

    5

    Very professional, does quality work. Would work with her again in a heartbeat.

    $600-$800

    Price

    3 weeks

    Duration

    Helpful?
    Yes
    No
  • J

    jwilson2084

    Repeat Client

    US

    United States

    4.7

    Thank you for your hard work.

    $600-$800

    Price

    3 weeks

    Duration

    Helpful?
    Yes
    No
  • A

    as1119

    SA

    Saudi Arabia

    5

    Kristin is amazing and nice to work with ! Thank you for the hard work !!!

    $400-$600

    Price

    3 weeks

    Duration

    Helpful?
    Yes
    No
Reviews

33 reviews for this Gig
4.9

(31)
(2)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    4.9
  • Quality of delivery
    5
  • Value of delivery
    4.9
Sort By
Most relevant
  • A

    appstex

    US

    United States

    5

    Kristin delivered an exceptional QA report that went far beyond what I expected. The level of detail in her findings was outstanding. Every bug was documented with clear reproduction steps, priority levels, actual versus expected behavior, and video evidence where it mattered most. She covered functionality,...

    $600-$800

    Price

    3 weeks

    Duration

    Helpful?
    Yes
    No
  • R
    image-docs

    rohn_comms

    Repeat Client

    GB

    United Kingdom

    5

    once again very happy and would definitely recommend

    $200-$400

    Price

    12 days

    Duration

    Helpful?
    Yes
    No
  • J

    jwilson2084

    Repeat Client

    US

    United States

    5

    Very professional, does quality work. Would work with her again in a heartbeat.

    $600-$800

    Price

    3 weeks

    Duration

    Helpful?
    Yes
    No
  • J

    jwilson2084

    Repeat Client

    US

    United States

    4.7

    Thank you for your hard work.

    $600-$800

    Price

    3 weeks

    Duration

    Helpful?
    Yes
    No
  • A

    as1119

    SA

    Saudi Arabia

    5

    Kristin is amazing and nice to work with ! Thank you for the hard work !!!

    $400-$600

    Price

    3 weeks

    Duration

    Helpful?
    Yes
    No