Senior Software Engineer
Wealthsimple
May 2022 - Feb 2025 (2 years 10 months)
Designed, deployed, and optimized production-grade machine learning systems for fraud detection, customer personalization, investment intelligence, and financial risk analytics using Python, PyTorch, XGBoost, LightGBM, Scikit-learn, Apache Spark, FastAPI, PostgreSQL, Docker, Kubernetes, and AWS SageMaker. Collaborated with data scientists, ML engineers, and platform teams to build scalable model training pipelines, low-latency inference services, feature engineering workflows, and MLOps infrastructure supporting millions of customer interactions.