Jonathan Shan

Jonathan Shan Email and Phone Number

Data Scientist @ PlayStation
San Francisco, CA, US
Jonathan Shan's Location
Los Angeles, California, United States, United States
About Jonathan Shan

Data Scientist at Klarna and Masters Student at UCLA studying Applied Statistics. My skill set is primarily based around Python, R, and SQL.Feel free to reach out at johnny.shan@gmail.com!

Jonathan Shan's Current Company Details
PlayStation

Playstation

View
Data Scientist
San Francisco, CA, US
Website:
klarna.com
Employees:
3466
Jonathan Shan Work Experience Details
  • Playstation
    Data Scientist
    Playstation
    San Francisco, Ca, Us
  • Klarna
    Data Scientist
    Klarna Oct 2021 - Present
    Los Angeles, California, United States
    − Used Python to build and deploy ML models that scored transactions based on their likelihood of being fraudulent, leading tothe prevention of over $300,000 in fraud losses over a span of 6 months− Conducted performance analysis to evaluate the need for model replacement and completed retraining on underperformingmodels, resulting in monthly savings of $4,000− Evaluated the efficacy of third-party vendor data to assist in determining domain budget allocation, then implemented theexternal data into the fraud policy, saving $600,000 in potential fraud losses− Identified fraud patterns by running queries, creating visualizations, and dashboarding to produce fraud policy changes thatprotect the company from fraudulent customers− Collaborated with legal and compliance teams to explain model architecture and variable importances in a non-technicalmanner to ensure fair lending practices
  • Amazon Web Services (Aws)
    Solutions Architect Intern
    Amazon Web Services (Aws) Jun 2020 - Sep 2020
    Virtual
    − Worked 1-on-1 with a client to deliver a machine learning solution to help identify potential hurricanes using AWS services− Delivered presentations to clients and team members detailing machine learning capabilities on AWS− Gained experience working with cloud solution strategies and obtained AWS Certified Cloud Practitioner certification
  • California Cybersecurity Institute
    Data Scientist
    California Cybersecurity Institute Sep 2019 - Jun 2020
    San Luis Obispo, California
    − Designed machine learning model to identify potential cases of human trafficking− Wrote data scraping scripts to gather and store data in computable formats− Delivered reports and public presentations documenting the results of various projects
  • Cal Poly Slo Csse Department
    Instructional Student Assistant – Data Structures
    Cal Poly Slo Csse Department Jan 2019 - Jun 2019
    San Luis Obispo, California Area
    − Instructed students on implementing various data structures in Python− Assisted students in analyzing and debugging Python code− Held office hours to provide students with additional feedback and aide
  • Cal Poly Slo Statistics Department
    Instructional Student Assistant – Statistical Inference For Management
    Cal Poly Slo Statistics Department Sep 2018 - Jun 2019
    San Luis Obispo, California Area
    − Aided Professors in grading and critiquing undergraduate students’ coursework− Computed scores and analyzed data on Excel spreadsheets using macros and formulas

Jonathan Shan Education Details

Frequently Asked Questions about Jonathan Shan

What company does Jonathan Shan work for?

Jonathan Shan works for Playstation

What is Jonathan Shan's role at the current company?

Jonathan Shan's current role is Data Scientist.

What schools did Jonathan Shan attend?

Jonathan Shan attended University Of California, Los Angeles, California Polytechnic State University-San Luis Obispo.

Who are Jonathan Shan's colleagues?

Jonathan Shan's colleagues are Marlinde P., Tarnesea Elder, Marta Gonzalez De Galdeano, Rahul Saini, Joakim Westgren, Karl Ruprecht, Sugandha Chaudhary.

Not the Jonathan Shan you were looking for?

Free Chrome Extension

Find emails, phones & company data instantly

Find verified emails from LinkedIn profiles
Get direct phone numbers & mobile contacts
Access company data & employee information
Works directly on LinkedIn - no copy/paste needed
Get Chrome Extension - Free

Aero Online

Your AI prospecting assistant

Download 750 million emails and 100 million phone numbers

Access emails and phone numbers of over 750 million business users. Instantly download verified profiles using 20+ filters, including location, job title, company, function, and industry.