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Vishaka W.

Vishaka W.

Senior QA Engineer | Manual, Automation & API Testing

Need a reliable QA engineer to identify critical bugs, improve test coverage, and help you release software with confidence? I'm a Senior Software QA Engineer with 15+ years of experience testing Web applications, Mobile applications, APIs, and Enterprise systems. I combine hands-on testing expertise with a structured approach to quality assurance to help teams identify risks early, reduce regression issues, and deliver reliable software. With a 100% Job Success Score on Upwork and experience across 50+ projects, I understand the importance of thorough testing, actionable bug reports, and clear communication throughout the development cycle. How I Can Help You Manual Software Testing • Functional, exploratory, regression, integration, and system testing • Web and mobile application testing • Cross-browser and real-device compatibility testing • Usability and UI testing Test Automation • Automated UI testing with Selenium WebDriver, Playwright, Playwright CLI • Regression test automation • Test script development and maintenance • Automation framework development API Testing • API validation using Postman and REST Assured • Positive, negative, and edge-case testing • Response validation and integration testing Performance Testing • Load and performance testing using Apache JMeter • Identification of performance bottlenecks • Test execution and results reporting Test Management & Reporting • Test planning, test cases, and test execution • Clear, reproducible bug reports with supporting evidence • Defect tracking using Jira, TestRail, Azure DevOps, and Trello • Test summaries and release-readiness reporting Industry Experience I've worked on software projects across multiple industries, including: • Banking and financial services • ERP and enterprise applications • eCommerce, WooCommerce and online platforms • Telecommunications • Healthcare My background also includes more than 10 years of corporate experience with Virtusa and KPMG Sri Lanka. Why Work With Me? • 15+ years of QA experience: A structured approach to testing complex applications. • Upwork: A 100% Job Success Score. • Quality-focused mindset: Prioritizing meaningful defects, business risks, and regression coverage. • Clear communication: Actionable reports that help developers reproduce and resolve issues. • Flexible engagement: Support for individual testing tasks, complete test cycles, or ongoing QA needs. I also hold a Master's degree with Distinction from Keele University, UK, along with BCS and ISEB testing qualifications. Let's Discuss Your Project Whether you need a thorough manual testing cycle, reliable API validation, a Playwright or Selenium automation solution, or independent QA support before a release, I can help you define the right testing approach. Send me a message with your application details, testing requirements, and current challenges. We can discuss the scope, deliverables, and the most effective way to improve your software quality.

🇱🇰Colombo, Sri Lanka$20/hr100% JSS5.00 (4)Since Aug 2018

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#180,055 / 412k
🇱🇰Country#617 / 1,581
Revenue, last 30 days
$0
Total earnings
$12k

Billed in all: $13k

World#180,055 / 412k
🇱🇰Country#617 / 1,581
Per project
$2k
Projects, last 6 months
0
World#209,850 / 412k
🇱🇰Country#881 / 1,581
Projects in all
6

Across 7 contracts

57% fixed43% hourly
World#250,290 / 412k
🇱🇰Country#1,186 / 1,581

Earnings, last 30 days

$12.9kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$12.6k$12.8k$13.0k$13.2kOct 8Oct 23Nov 7

Skills