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Hi, I’m a results-driven QA professional with extensive experience in manual and automated testing, quality assurance, and user research. I’ve led QA teams across web and mobile platforms, designing and executing comprehensive test plans to catch defects early and ensure reliable software delivery across products. I thrive on collaborating with developers, product managers, and UX designers to translate real user scenarios into robust tests, mentor junior testers, and continuously improve testing processes. I’m passionate about delivering user-centered software that meets business goals and end-user expectations.…Hi, I’m a results-driven QA professional with extensive experience in manual and automated testing, quality assurance, and user research. I’ve led QA teams across web and mobile platforms, designing and executing comprehensive test plans to catch defects early and ensure reliable software delivery across products. I thrive on collaborating with developers, product managers, and UX designers to translate real user scenarios into robust tests, mentor junior testers, and continuously improve testing processes. I’m passionate about delivering user-centered software that meets business goals and end-user expectations.

Oluwabukola Adesina

QA Engineer, Game Tester, Front-End Developer, +3

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Hi, I’m a results-driven QA professional with extensive experience in manual and automated testing, quality assurance, and user research. I’ve led QA teams across web and mobile platforms, designing and executing comprehensive test plans to catch defects early and ensure reliable software delivery across products. I thrive on collaborating with developers, product managers, and UX designers to translate real user scenarios into robust tests, mentor junior testers, and continuously improve testing processes. I’m passionate about delivering user-centered software that meets business goals and end-user expectations.…Hi, I’m a results-driven QA professional with extensive experience in manual and automated testing, quality assurance, and user research. I’ve led QA teams across web and mobile platforms, designing and executing comprehensive test plans to catch defects early and ensure reliable software delivery across products. I thrive on collaborating with developers, product managers, and UX designers to translate real user scenarios into robust tests, mentor junior testers, and continuously improve testing processes. I’m passionate about delivering user-centered software that meets business goals and end-user expectations.

Available to hire

Hi, I’m a results-driven QA professional with extensive experience in manual and automated testing, quality assurance, and user research. I’ve led QA teams across web and mobile platforms, designing and executing comprehensive test plans to catch defects early and ensure reliable software delivery across products.

I thrive on collaborating with developers, product managers, and UX designers to translate real user scenarios into robust tests, mentor junior testers, and continuously improve testing processes. I’m passionate about delivering user-centered software that meets business goals and end-user expectations.

Skills

Experience Level

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Quality Assurance Engineer (Contract) at EaziPay

September 1, 2025 - Present

Reduced bug leakage to production by over 90%, significantly improving product reliability and user satisfaction. Conducted functional, regression and end-to-end testing to validate new features and identify defects before releases. Designed and executed test cases from requirements, increasing test coverage and reducing missed defects. Tested APIs using Postman, validating backend responses and ensuring smooth data flow across the platform. Monitored application performance post-deployment and reported critical issues to the development team for quick resolution. Participated in sprint planning, daily standups, and release retrospectives as part of the Agile process.

Lead Software QA Tester at LantanTech

April 1, 2025 - Present

Designed, executed, and maintained both manual and automated test cases, focusing on early defect detection and efficient regression testing. Collaborated closely with developers, product managers, and UX designers to clarify requirements, reproduce bugs, and prioritize fixes by impact and severity. Identified, documented, and tracked software defects using bug-tracking tools to ensure timely resolution prior to release. Advocated for end-user experience by validating real-world scenarios, usability, and overall user satisfaction to ensure the software delivers value and reliability in production.

Lead Software QA Engineer at LantanTech

April 1, 2025 - Present

Designed, executed, and maintained both manual and automated test cases, focusing on early defect detection and efficient regression testing. Collaborated closely with developers, product managers, and UX designers to clarify requirements, reproduce bugs, and prioritize fixes based on impact and severity. Identified, documented, and tracked software defects using bug-tracking tools, following up rigorously to ensure timely resolution before release. Advocated for end users by validating real-world application scenarios, usability, and overall user experience, ensuring the software delivers value and reliability in production.

Lead Software QA Tester (Instructor) at 411 Group

January 1, 2025 - Present

Designed and delivered QA testing curriculum covering manual testing, automation, regression testing, and bug tracking. Trained and mentored students on industry best practices using Jira, Trello, Selenium, BlazeMeter, and Postman for test case execution and defect management.

Lead Software QA Tester Instructor at 1411 Group

January 1, 2025 - Present

Designed and delivered QA testing curriculum, covering manual testing, automation, regression testing, and bug tracking. Trained and mentored students on industry best practices using tools like Jira, Trello, Scandium, BlazeMeter and Postman for test case execution.

Lead Software Tester at Airtel

April 1, 2024 - February 28, 2025

Created and executed comprehensive test plans, test cases, and test scripts for both web and mobile platforms to ensure seamless customer experiences. Conducted end-to-end testing of core functionalities including device booking, repairs, and service delivery.

Software Tester at Airtel PicknFix

April 1, 2024 - February 28, 2025

Developed test plans and performed end-to-end testing across core functionalities, identifying system bottlenecks and recommending optimization opportunities. Executed functional, regression, and performance tests to ensure software stability for telecom repair service flows.

Freelance Software Tester at Digivante

February 1, 2024 - March 31, 2025

Executed over 250 test cases to validate software functionality across multiple platforms. Performed manual and performance testing to ensure application stability and reliability.

Software Tester at Digivante

February 1, 2024 - March 31, 2025

Executed over 250 test cases across multiple platforms to validate software functionality. Conducted manual and performance testing to ensure application stability. Achieved over 96% test-case approval rate and improved defect resolution.

Lead Software Tester at MTN

January 1, 2024 - February 28, 2025

Verified API integrations and payment gateway functionality to ensure a secure and reliable user experience for repair requests. Helped reduce post-deployment bugs by 60% through meticulous manual testing and cross-functional collaboration with the development team.

Lead Software Tester at MyMTN PicknFix

January 1, 2024 - February 28, 2025

Verified API integrations and payment gateway functionality to ensure a secure and reliable experience for users submitting repair requests. Helped reduce post-deployment bugs by 60% through meticulous manual testing and close collaboration with the development team.

Software Tester at MyMtn PickKnFix

January 1, 2024 - February 28, 2025

Lead Software Tester at Pick N Fix

October 1, 2023 - February 28, 2025

Led QA strategy for web and mobile applications, managing a team of testers. Executed functional, regression, and performance tests to validate software stability and readiness for release. Implemented bug tracking using Jira and TestRail to ensure traceability and timely fixes.

Lead Software Tester at PicknFix

October 1, 2023 - February 28, 2025

Led QA strategy for web and mobile applications, managing a team of testers. Conducted extensive software testing, prevented critical defects before release, and contributed to test strategy and process improvements.

Software Tester at Airtel PickFix

October 1, 2023 - February 28, 2025

Created comprehensive test plans, automated scripts, and stress testing scenarios. Conducted end-to-end testing of core telecom features to ensure seamless customer experiences. Contributed to a successful launch of Airtel PickFix, serving thousands of users monthly.

Quality Assurance Engineer at SIR STE VEH Q

April 1, 2023 - July 31, 2023

Conducted performance testing and validated both functional and non-functional requirements to ensure robust software quality. Collaborated with development and product teams to identify bottlenecks and drive improvements.

Lead Software Tester at FoodbayTech

April 1, 2023 - March 1, 2025

Designed and implemented test cases and automation scripts, focusing on end-to-end performance testing and identifying critical system limitations. Recommended optimizations to improve throughput and reliability. Performed functional, regression, and performance testing of financial software applications, including ERP and POS systems, to ensure accuracy and compliance.

Lead User Experience Researcher at Dalatek

June 1, 2022 - January 31, 2023

Conducted end-to-end usability testing across web and mobile interfaces, validating core workflows, user sign-ups, and order fulfilment. Developed detailed test plans and UX-focused checklists to cover UI/UX, data integrity, and cross-platform consistency.

Lead Software Tester at Varens SoftTech

December 1, 2020 - September 30, 2024

Managed end-to-end software quality assurance for web and mobile applications. Led test case design, automation scripting, and testing initiatives across multiple projects to ensure consistent quality.