Mercy Stephen

Successfully launched a stalled mobile application, leading it from mid-stage development through the entire product lifecycle to market, achieving critical user adoption.

Initiated and directed the development of a WhatsApp AI chatbot feature, enabling seamless financial transactions through natural conversation and significantly expanding user capabilities.

Authored comprehensive Product Requirements Documents (PRDs), user stories, acceptance criteria, and user flows, providing clear guidance for core app and new feature development.

Managed and coordinated cross-functional engineering and design teams, utilizing advanced project management tools to prioritize work, track progress, and resolve blockers, ensuring timely product delivery.

Conducted extensive product testing and identified critical bugs, collaborating with engineering teams to ensure high-quality delivery and a superior user experience.

Monitored and evaluated over 10,000 annotated datasets, consistently achieving 99% accuracy and adherence to project standards.

Designed and implemented quality assurance processes, resulting in a 30% improvement in overall data integrity and algorithm reliability.

Collaborated effectively with project managers and annotators to refine labeling criteria and develop enhanced training materials, elevating new team member performance.

Reviewed and audited annotation team work, providing structured feedback and ensuring compliance with project guidelines, minimizing errors.

Generated detailed quality reports and actionable insights, guiding process adjustments and reducing review turnaround time by 25%.