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Viktor B.
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Viktor B.

QA Engineer | Manual & API Testing | Web & Mobile | Web3 (Wallets,dAp)

I’m a QA Engineer with a background in medicine, which helps me approach testing with precision, analytical thinking, and care for user safety. I have 4+ years of experience in manual, functional, and regression testing, Web3 testing, API testing, and mobile testing ✅ My experience includes: • Functional, regression, and integration testing • Web & mobile testing (iOS/Android) • Cross browser and cross-platform testing • Web3 testing (wallets, transactions, smart contracts, NFTs, AMMs) • API testing (Postman, cURL) • Requirements analysis and clarification • Creating detailed test documentation: test cases, bug reports, release notes • Identifying, reproducing, and investigating customer issues • Preparing demos for clients and product teams • Daily communication with development, support, and product teams ✅ Tools I use: Jira, TestRail, Qase, Postman, Figma, BrowserStack, Git, Confluence, Jenkins, SQL, Kibana and more... ✅ Web3 skills : • Wallets: MetaMask, Trust Wallet, Coinbase, Phantom, TON • Testing dApps: swaps, staking, liquidity, NFTs, RPC interactions • Working with tx hashes, explorers, logs, gas/nonce edge cases ✅ What you can expect from me: • Clear communication • Fast response time • High-quality testing • Accurate documentation • Strong ownership and reliability Let’s build something great together!

🇺🇦Uzhgorod, Ukraine$17/hr100% JSS5.00 (4)Since Jan 2022

Earnings and projects

MRR
$2k

Last 6 months ÷ 6

World#22,441 / 412k
🇺🇦Country#1,239 / 14.3k
Revenue, last 30 days
$2k

Last 6 months: $12k

World#21,672 / 412k
🇺🇦Country#1,134 / 14.3k
Total earnings
$91k

Billed in all: $96k

World#43,492 / 412k
🇺🇦Country#2,859 / 14.3k
Per project
$11k

$6k in the last 6 months

World#13,559 / 412k
🇺🇦Country#978 / 14.3k
Projects, last 6 months
2
50% fixed50% hourly
World#88,918 / 412k
🇺🇦Country#3,419 / 14.3k
Projects in all
8

Across 12 contracts

33% fixed67% hourly
World#223,560 / 412k
🇺🇦Country#8,901 / 14.3k

Earnings, last 30 days

$96.4k+$2k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$94k$95k$96k$97kOct 8Oct 23Nov 7

Skill rankings: Top 7% in Git

Ranked by MRR among everyone on Upwork with the skill.

  1. #13System Deployment172 freelancers · 🇺🇦 #1Top 8%
  2. #57Bug Tracking & Reports641 freelancers · 🇺🇦 #15Top 9%
  3. #58QA Engineering580 freelancers · 🇺🇦 #11Top 10%
  4. #75Cypress712 freelancers · 🇺🇦 #11Top 11%
  5. #91Test Case Design957 freelancers · 🇺🇦 #21Top 10%
  6. #122Regression Testing1,279 freelancers · 🇺🇦 #15Top 10%
  7. #130API Testing1,365 freelancers · 🇺🇦 #23Top 10%
  8. #145Functional Testing1,649 freelancers · 🇺🇦 #29Top 9%