Samuel Jarvis

Samuel Jarvis Email and Phone Number

Machine Learning Engineer at WooliesX @ WooliesX
surry hills, new south wales, australia
Samuel Jarvis's Location
Greater Sydney Area, Australia
About Samuel Jarvis

Data Scientist with four years experience in the financial services industry, with an education background in Software Development and Actuarial Studies. Specialised in using data science and modelling to build products that help customers improve their financial wellbeing, with a meticulous understanding of data flows and downstream impacts.

Samuel Jarvis's Current Company Details
WooliesX

Wooliesx

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Machine Learning Engineer at WooliesX
surry hills, new south wales, australia
Website:
wooliesx.com.au
Employees:
640
Samuel Jarvis Work Experience Details
  • Wooliesx
    Machine Learning Engineer
    Wooliesx Jun 2024 - Present
    Sydney, New South Wales, Australia
  • Wooliesx
    Data Scientist
    Wooliesx Jan 2023 - Jun 2024
    Sydney, New South Wales, Australia
  • Commonwealth Bank
    Data Scientist
    Commonwealth Bank May 2021 - Jan 2023
    Sydney, New South Wales, Australia
    ● Managed implementation of regulatory change to Bill Sense and decommission of asuperseded model. Supervised an Associate Data Scientist in my team to deliver thechanges. Designed and coded solution, defined test cases, and collaborated with dataengineers to implement changes. Communicated impacts to business stakeholders.● Developed algorithm and system for an upcoming feature in the CommBank App. Builtproof of concept from initial data exploration and model development to staff pilot.Collaborated with architects, developers, and designers to build the feature forcustomers.● Created and tested enhancement to SQL job for removing duplicates from a maintainedmerchant list. Performed Market Basket Analysis to find candidates.● Built XGBoost model for predicting customer revenue loss due to branch closure.● Mentored Graduate Data Scientist and supervised them on the branch closure project
  • Commonwealth Bank
    Associate Data Scientist
    Commonwealth Bank Aug 2019 - May 2021
    Sydney, Australia
    ● Built production model in an R package for predicting due dates for over 100 millionbills each day. Increased accuracy overall, notably providing 100% uplift from 20% to40% accuracy for monthly bills over baseline extrapolation calculation.● Built pipeline in R to track and store model performance of 21 models.● Conducted COVID19 analyses using Bayesian Structural Time Series models for impacton consumer spending, alongside identifying and preparing JobKeeper data.
  • Commonwealth Bank
    Graduate Data Analyst
    Commonwealth Bank Feb 2018 - Aug 2019
    Sydney, Australia
    Analytics graduate in Retail Banking Services.Third rotation in Data Science, AI Labs.Refitted an XGBoost model with multiple improvements, including a sophisticated biased sampling approach to improve customer's onboarding experience for an upcoming feature of the CommBank App.Wrote model documentation, examined model accuracy and developed a methodology for choosing model score thresholds to be used.Second rotation in Advanced Analytics and Modelling, Scoring and Optimisation team:I completed a demographic analysis of customers who were not receiving specific types of marketing messages through the Customer Engagement Engine.I also completed an analysis of identifying trigger events for customers who are more likely to sell their property.First rotation in the Price Modelling and Optimisation team. I worked on a propensity model from the scoping phrase through to the model build.
  • Commonwealth Bank
    Intern Data Analyst
    Commonwealth Bank Dec 2016 - Feb 2017
    Sydney, Australia
    10 week internship in the Distribution Analytics team, working on a network displacement project.
  • Burton And Garran Hall Anu
    Academic Team (It Assistant)
    Burton And Garran Hall Anu Jan 2016 - Dec 2016
    Canberra, Australia
  • Mcdonald'S
    Crew Member
    Mcdonald'S Sep 2010 - Jan 2014
    Mudgee, Nsw
    Flippin' burgers every Friday night

Samuel Jarvis Education Details

Frequently Asked Questions about Samuel Jarvis

What company does Samuel Jarvis work for?

Samuel Jarvis works for Wooliesx

What is Samuel Jarvis's role at the current company?

Samuel Jarvis's current role is Machine Learning Engineer at WooliesX.

What schools did Samuel Jarvis attend?

Samuel Jarvis attended The Australian National University, Mudgee High School.

Who are Samuel Jarvis's colleagues?

Samuel Jarvis's colleagues are Simon (Xilin) Li, Bhavya P., Blaise Cerncic, Simon Stassen, Jubert Roldan, Michael Ellson, Agustin Nosiglia.

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