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Karthick N

karthick7140341@gmail.com

26 yrs old
Target Roles
QA / Tester

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Professional Summary

Senior QA Engineer / SDET with 4.5+ years of experience in manual and automation testing for SaaS and enterprise applications. I build Python and Pytest automation frameworks, use Playwright for UI and run REST API testing with Postman and Python, and integrate suites into Jenkins CI/CD. Strong in functional, regression and end-to-end testing, SQL data validation and data-migration testing, and performance testing with Locust. Experienced in Agile/Scrum teams, working with developers and PMs from requirements to release. Based in Chennai, India; open to remote roles. Immediate joiner.

Technical Skills

PythonMySQL / PostgreSQLMongoDB / NoSQLREST APIs / GraphQLGit / GitHubDocker / KubernetesAWS / Azure / GCPLinux / BashPytestPlaywrightPostmanAPI AutomationJenkins CI/CDLocustPandasPywinautoManual TestingJIRA

Education

Bachelor's Degree

Experience

3-5 Years (Mid-Level)

Notable Projects

1. Python + Pytest regression framework (Freightify, freight-pricing SaaS): modular fixtures and data-driven tests, scaled to 1000+ automated regression cases across pricing, rate-management and quote workflows; wired into Jenkins CI/CD as a release gate, cutting the regression cycle from 2 days to under 4 hours.

2. Data-migration validation pipelines (Mako IT Lab): Python + Pandas reconciliation of 100K+ CSV/Excel records against source-of-truth REST APIs, plus bulk REST API automation for create/update/sync during enterprise go-lives.

3. Locust performance-testing POC: profiled backend response times under concurrent load and surfaced 3 latency hotspots for engineering.

4. API test framework (open source): github.com/Karthick-71/my_api_test_framework - Pytest-based REST API test suite with CI and published test-history reports.