Rafay Khan
Bachelors of Engineering, Computer Engineering with Co-op
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About
Developed, tested, and optimized machine learning models and pipelines for ultrasound-based liver diagnostics. Ran training and inference experiments on frame-level and patient-level models to evaluate performance, identify trends, and improve predictive accuracy. Built and maintained data preprocessing and QA workflows to streamline dataset creation and reduce manual verification effort.
Experience
Machine Learning Software Developer Co-op - Oncoustics - Toronto, Ontario
(2025-05 - 2025-12)
- Developed, tested, and optimized machine learning models and pipelines for ultrasound-based liver diagnostics.
- Ran training and inference experiments on frame-level and patient-level models to evaluate performance, identify trends, and improve predictive accuracy.
- Built and maintained data preprocessing and QA workflows to streamline dataset creation and reduce manual verification effort.
- Enhanced internal tooling for model evaluation, enabling more efficient experimentation and analysis across the ML team.
- Worked with a tech stack including Python, Keras, TensorFlow, PyTorch, Scikit-Learn
Quality Assurance / Test Developer Co-op - Oncoustics - Toronto, Ontario
(2024-01 - 2024-09)
- Supported the development of a biomedical application leveraging AI and Machine Learning for liver ultrasound scanning.
- Created, executed, and maintained QA test cases to validate application functionality and reliability.
- Tracked, managed, and fulfilled QA tasks using JIRA.
- Assisted with backend and frontend development of internal dashboards.
- Worked with a tech stack including JavaScript, TypeScript, React.js, Tailwind CSS, MongoDB, and Kubernetes/Docker.
IT Process Engineer Co-op - Linamar PowerCor - Guelph, Ontario
(2023-05 - 2023-09)
- Independently took over VBA macro development for an engineer on leave, ensuring continuity of critical IT processes.
- Developed, improved, and troubleshot programs/macros across the plant to enhance operational efficiency.
- Worked primarily with VBA, Python, and HTML to automate and programs rolled out across the facility.
- Utilized SQL and Access Database platforms for data handling, reporting, and integration tasks.
- Collaborated with Finance, Quality, Maintenance, and other teams to resolve programming-related issues.
Education
Bachelors of Engineering - Computer Engineering with Co-op - University of Guelph (2026-04)
