Ifeoluwayimika Oluwabiyi

Engineered functional, regression, and exploratory test cases across two major applications, improving product stability by 25%. Collaborated with developers during sprints and used Postman to validate endpoints, reducing API-related bugs by 30%.

Evaluated, ranked, and corrected model outputs for complex LLM prompts across multiple criteria including truthfulness, relevance, formatting, safety, and conciseness. Collaborated with AI development pipelines to identify hallucinations and factual inaccuracies, supplying corrected baseline responses.

Managed end-to-end QA testing for a web-based merchant dashboard covering authentication, onboarding models, and core financial workflows. Collaborated with cross-functional teams to design and execute 50+ structured test cases and used Postman for API testing.

Managed operational workflows and administrative support for executive leadership, resulting in a 20% increase in productivity. Collaborated with internal teams and external stakeholders to monitor project milestones and prepare detailed progress reports.

Managed e-service operations across 6 states, 5 regions, and 26 business hubs to resolve high-volume customer cases end-to-end, improving satisfaction by 20%. Collaborated with cross-functional teams and payment vendors to reduce recurring customer concerns by 20% monthly.

Completed the Software Testing Foundations certification from CompTIA and LinkedIn in 2025.

Completed the API Testing Foundations certification from LinkedIn in 2025.

Completed the Manual Software Testing certification from TestersQuarter in 2025.

Completed the Career Essentials in Generative AI certification from Microsoft and LinkedIn in 2025.

Completed the English for IT 1 & 2 certification from Cisco Networking Academy in 2024.

Earned a Bachelor of Arts in Education in English Language from Tai Solarin University of Education in June 2021.