Moving fast. Breaking nothing.
Full-stack developer, financial derivatives specialist, and recent CS & Stats graduate from the University of Toronto.
I'm William (Haohua) Ji. I recently graduate from the University of Toronto (June 2025) with a double major in Computer Science and Statistics. I currently work at CIBC Mellon and pursue a CFA Level I. Previously, I worked as a Performance Test Analyst at CIBC and co-founded Campus Eats, a student-focused food delivery platform that helped local vendors grow.
I am expertise in Full-Stack Web Development, Software Business, and UI/UX Design. Besides, I am actively contributing to a diverse range of 10+ projects, software business startups, and more.
CIBC MELLON • Jul 2025 - Present
Implemented and managed trade reconciliation processes while serving as a client-facing specialist, ensuring accuracy in derivative transactions and prompt resolution of trade discrepancies.
CAMPUS EATS • Sep 2023 - Aug 2024
Co-founded and led the full-stack development and strategic growth of a student-focused food delivery platform, driving adoption through cross-functional collaboration, scalable architecture, and user-centered feature prioritization.
CIBC • Sep 2022 - Aug 2023
Led performance testing and optimization initiatives across 21 API and capital markets teams, developing automated pipelines that improved test speed and reliability while enhancing system integration and API efficiency.
A showcase of my latest work and creative projects