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Marcus Obi, Senior QA Automation Engineer at TheUnbug
Available for Hire

Marcus Obi

Senior QA Automation Engineer

Lagos, Nigeria  ·  8 years experience

Builds Playwright and Cypress suites that cut regression cycles from days to minutes.

4.8 · 54 reviews · 61 projects completed
61 Projects completed
3900 Bugs found
11200 Test cases written
97% Client satisfaction
8 Years experience

About Marcus …

Marcus designs automation frameworks teams actually maintain. He focuses on stable selectors, parallel execution and CI signal quality, treating a flaky test as a production bug. He has rebuilt test pipelines at three scale-ups and coaches developers to own the tests closest to their code.

Areas of expertise

Automation Testing API Testing Regression Testing Performance Testing

Industry experience

SaaS E-commerce EdTech FinTech

Tools & technologies

Automation Tools
Selenium Cypress Playwright Appium
Bug Tracking
JIRA TestRail Zephyr Linear
API Testing
Postman REST Assured Swagger Insomnia
Performance & Infra
JMeter k6 BrowserStack Git GitHub Actions

Work experience & projects

Automation Lead · Loopwork
2022 — Present

Owns a 3,000-test Playwright suite running on every pull request across web and API layers.

Took CI feedback from 90 minutes to 11 minutes.
SDET · Kartway
2019 — 2022

Built Cypress coverage for checkout and merchant onboarding flows.

Reduced escaped regressions by 63%.
QA Engineer · Tuition.ng
2016 — 2019

Manual-to-automation transition for a national tutoring platform.

Automated 80% of the smoke suite in one quarter.

Certifications

  • ISTQB Test Automation Engineer
    ISTQB · 2022
  • AWS Certified Developer
    Amazon Web Services · 2020

Education

  • BEng Software Engineering
    University of Lagos · 2016

Client testimonials

"Our pipeline went from ignored to trusted. That change came entirely from Marcus."
Priya Nair
Loopwork
"Pragmatic engineer — he automated what mattered and deleted what didn't."
Femi Adeyemi
Kartway

Interested in working with Marcus …?

Available now for short engagements or full QA pods. Share your project and we'll set up an intro within 24 hours.

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Marcus Obi
Automation Engineer