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Joan A.
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Joan A.

Sr Manual QA Engineer | Web & Mobile | Test Plans, UAT & End-to-End QA

I’m a Senior Manual QA Specialist with 11+ years of experience ensuring high-quality releases for web and mobile applications. My focus is simple: prevent issues before users find them, accelerate delivery, and keep stakeholders confident throughout the release cycle. I align QA with business goals, not just test cases. I’ve worked with multicultural agile teams, led QA efforts, mentored testers and coordinated with Dev, UX and Product to keep releases smooth and predictable. What I do End-to-end Manual QA for Web & Mobile Test Plans, Test Cases, Regression & Smoke Testing Exploratory Testing, UAT and Acceptance Criteria validation Defect detection, reporting and triage (Jira / Agile boards) UX / UI / Accessibility testing QA process coordination with cross-functional teams What you get ✅ Fewer production issues ✅ Faster, cleaner releases ✅ Clear reports your team can act on ✅ A QA partner who communicates and anticipates risk

🇦🇷San Vicente, Argentina$35/hr100% JSS5.00 (1)Since Oct 2025

Earnings and projects

MRR
$839

Last 6 months ÷ 6

World#55,904 / 412k
🇦🇷Country#611 / 4,639
Revenue, last 30 days
$2.1k

Last 6 months: $5k

World#19,719 / 412k
🇦🇷Country#251 / 4,639
Total earnings
$7.6k

Billed in all: $8.3k

World#218,847 / 412k
🇦🇷Country#2,423 / 4,639
Per project
$954

$2.5k in the last 6 months

World#127,549 / 412k
🇦🇷Country#1,351 / 4,639
Projects, last 6 months
2

Across 4 contracts

0% fixed100% hourly
World#88,918 / 412k
🇦🇷Country#911 / 4,639
Projects in all
8

Across 14 contracts

36% fixed64% hourly
World#223,560 / 412k
🇦🇷Country#2,187 / 4,639

Earnings, last 30 days

$8.3k+$2.1k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$6k$8k$10kOct 8Oct 23Nov 7

Skill rankings: Top 15% in Scrum

Ranked by MRR among everyone on Upwork with the skill.

  1. #37Exploratory Testing204 freelancers · 🇦🇷 #1Top 18%
  2. #49Smoke Testing285 freelancers · 🇦🇷 #3Top 17%
  3. #52Cross-Browser Testing247 freelancers · 🇦🇷 #1Top 21%
  4. #79Mobile QA378 freelancers · 🇦🇷 #2Top 21%
  5. #108User Acceptance Testing659 freelancers · 🇦🇷 #1Top 16%
  6. #127Bug Reports659 freelancers · 🇦🇷 #1Top 19%
  7. #242Regression Testing1,279 freelancers · 🇦🇷 #2Top 19%
  8. #281Scrum1,840 freelancers · 🇦🇷 #7Top 15%