Leo Dong

Built customer-centred models and engineered ML Ops pipelines to deliver significant commercial outcomes for one of the UK’s largest supermarket and retail groups.

• Designed and implemented a Docker-based ML scoring pipeline to federate our models, which reduced third party costs and increased internal model adoption.
• Collaborated with analysts and SMEs to create a first-of-its-kind, holistic, customer-level view of promotional spending, now used across all marketing to inform strategic decisions.
• Increased digital marketing return on advertising spend by 216% and conversion value by 145% by deploying a customer value model and constructing corresponding data pipelines.

Guided and implemented data science strategy, for a multitude of start-ups in the fintech space.

• Led data science strategy for Vonto, a B2B startup, and directed product build while performing customer analytics.
• Developed time-series models for customers to efficiently decompose business expenses, leading to improved cost management.
• Consulted on personalisation methodology for the initial build of its core recommendation system as part of the founding team of Cheddar, an AI-powered deal discovery app co-developed with BCG Digital Ventures.

Tutored and supervised coursework for the Masters of Data Science program.

• Guided masters students through the life cycle of delivering industry sponsored projects and marked submissions.

Delivered projects within a data science team, using statistics and machine learning to build (end to end) and consult on bespoke, customer focused products at Australia's largest financial institution.

• Predicted bill amount, frequency and future recurrence for over 7 million customers.
• Sent push notifications to customers when the pricing plan of their bills change.
• Created economic forecasts based on longitudinal customer data. This was directly reported to the Australian Treasurer, influencing fiscal policy during the COVID-19 pandemic.

Made data-driven contributions to strategic sourcing and performance management centres of excellence.

• Analysed trends in technology usage and contingent employee costs.
• Strategised and participated in contract negotiations of master services agreements with enterprise IT providers.

Managed evidence and submissions for the Royal Commission into Institutional Responses to Child Sexual Abuse.