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Oleksii D.
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Oleksii D.

Manual QA Engineer | Web, Mobile, and Desktop Testing Expert

⭐ Top-Rated Manual QA Engineer | Web & Mobile Testing | API | 6+ Years Experience I help startups find critical bugs before release and improve product quality so users don’t run into issues. With 6+ years of QA experience, I test web and mobile applications end-to-end — from onboarding flows to payments, integrations, and APIs. I focus not only on bugs, but also on UX issues, edge cases, and real user risks. 🔧 What I do • Manual testing (Web, iOS, Android) • Functional, regression & exploratory testing • API testing (Postman, Swagger) • UI validation (Figma) • Clear bug reports with steps, screenshots & videos 📱 Real devices iPhone 16 Pro Max, iPhone 13 Pro, iPhone XR / X Samsung A52, Samsung Tablet, MacBook Pro → Real-device testing to catch issues others miss. 🏆 Results • Found critical issues before production releases • Improved stability for startup products • Tested 50+ mobile builds • End-to-end testing for SaaS platforms 💬 Why clients choose me ✔ Fast and detail-oriented ✔ Clear, developer-friendly reports ✔ Focus on real user experience ✔ Reliable and easy to work with

🇺🇸Ponte Vedra Beach, United States$30/hr100% JSS5.00 (8)Since Apr 2025

Earnings and projects

MRR
$56

Last 6 months ÷ 6

World#148,616 / 412k
🇺🇸Country#19,939 / 62.1k
Revenue, last 30 days
$35

Last 6 months: $335

World#100,947 / 412k
🇺🇸Country#12,284 / 62.1k
Total earnings
$1.4k

Billed in all: $1.5k

World#363,889 / 412k
🇺🇸Country#55,793 / 62.1k
Per project
$101

$56 in the last 6 months

World#302,017 / 412k
🇺🇸Country#45,383 / 62.1k
Projects, last 6 months
6

Across 8 contracts

88% fixed12% hourly
World#34,407 / 412k
🇺🇸Country#4,906 / 62.1k
Projects in all
14

Across 17 contracts

82% fixed18% hourly
World#168,285 / 412k
🇺🇸Country#24,151 / 62.1k

Earnings, last 30 days

$1.5k+$35 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$1,420$1,440$1,460$1,480Oct 9Oct 24Nov 8

Skill rankings: Top 32% in UX & UI

Ranked by MRR among everyone on Upwork with the skill.

  1. #11Documentation Testing26 freelancers · 🇺🇸 #2Top 42%
  2. #66TestRail152 freelancers · 🇺🇸 #4Top 43%
  3. #111Smoke Testing285 freelancers · 🇺🇸 #10Top 39%
  4. #182Mobile QA378 freelancers · 🇺🇸 #11Top 48%
  5. #275Bug Tracking & Reports641 freelancers · 🇺🇸 #18Top 43%
  6. #300Postman842 freelancers · 🇺🇸 #14Top 36%
  7. #496Regression Testing1,279 freelancers · 🇺🇸 #33Top 39%
  8. #621Functional Testing1,649 freelancers · 🇺🇸 #33Top 38%