AeroLeads people directory · profile
Xiao (Ronnie) Guan Email & Phone Number
Data Science Analyst
at
eBay
1 work email found
@ebay.com
3 phones found area 504
LinkedIn matched
4 data sources
Profile completeness 100%
Current company
Role
Data Science Analyst
Location
Santa Clara, California, United States
Company size
Who is Xiao (Ronnie) Guan? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Xiao (Ronnie) Guan is listed as Data Science Analyst at eBay, a company with 16677 employees, based in Santa Clara, California, United States. AeroLeads shows a work email signal at ebay.com, phone signal with area code 504, and a matched LinkedIn profile for Xiao (Ronnie) Guan.
Xiao (Ronnie) Guan previously worked as Data Scientist at Ebay and Data Scientist at Microsoft (Pactera). Xiao (Ronnie) Guan holds Master Of Science - Ms, Mathematics In Finance from New York University.
Company email context
Email format at eBay
This section adds company-level context without repeating Xiao (Ronnie) Guan's masked contact details.
{first_initial}{last}@ebay.com
76% confidence
AeroLeads found 1 current-domain work email signal for Xiao (Ronnie) Guan. Compare company email patterns before reaching out.
Profile bio
About Xiao (Ronnie) Guan
Xiao (Ronnie) Guan is a Data Science Analyst at eBay. They possess expertise in r, mathematica, latex, python, c++ and 22 more skills. They is proficient in English.
Listed skills include R, Mathematica, Latex, Python, and 23 others.
Current workplace
Xiao (Ronnie) Guan's current company
Company context helps verify the profile and gives searchers a useful next step.
Ebay
8 roles
Xiao (Ronnie) Guan work experience
A career timeline built from the work history available for this profile.
Apr 2021 - Present
Data Scientist
Data Scientist in the business of Fraud Detection for BingAds and Microsoft Rewards. Offline Analysis: cleaned and combined various production streams to create product reports; monitored transaction data of different business segments and detected potential fraud attacks. Model Enhancement: analyzed behaviors of data attributes corresponding to.
Jul 2020 - Apr 2021
Data Scientist
Data Extraction: configured download jobs to retrieve data from vendors through FTP/SFTP; composed web scraping programs to extract online data in Python. Data Processing: converted a variety of datasets into standard table format and loaded them into SQL Server database; checked data quality and performed anomaly detection analysis utilizing Python and.
Feb 2019 - May 2020
Summer Quantitative Analyst In Quantitative Risk Analytics
- Designed programs to retrieve data for interest rates and financial fundamentals associated with each company and performed data cleaning according to production scheme
- Implemented core functionalities to calibrate asset levels and volatilities for about 45000 companies
- Developed logistic regressions and random forests to predict one-year default probability for each actively traded company and explore additional features to improve model performances
Jun 2018 - Aug 2018
Instructor/Teaching Assistant
- Taught recitation sessions for 45 students in various undergraduate math courses
- Graded students’ homework and designed quizzes and exams
Aug 2012 - May 2017
Financial Data Analyst
- Employed regression trees and time series models in R to predict returns and volatilities of various funds over weekends as well as adjacent intraweek trading days
- Created VBA programs to generate summaries of monthly custody scales and revenue
- Researched block chain influence on the custody industry and wrote the technical section for Development Report of China Asset Custody Industry 2016
Jul 2016 - Aug 2016
Research Assistant
- Investigated closed form solutions for moments of product of generalized elliptic integrals
- Explored Fourier series representations of generalized elliptic integrals
Jan 2014 - Jun 2014
Team & coworkers
Colleagues at eBay
Other employees you can reach at ebayinc.com. View company contacts for 16677 employees →
TL
Tao Liu
Colleague at Ebay
Shanghai, China, China
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DA
Dsa Aa
Colleague at Ebay
San Francisco Bay Area, United States
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NV
Natalia Vega
Colleague at Ebay
Argentina, Argentina
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AR
Allan Reyes
Colleague at Ebay
San Jose, California, United States, United States
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ИА
Иразли Ариф
Colleague at Ebay
Moscow, Moscow City, Russia, Russian Federation
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AK
Ankit Kanojiya
Colleague at Ebay
Pune, Maharashtra, India, India
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SS
Sharanjit Singh
Colleague at Ebay
Clovis, California, United States, United States
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NC
Nicholas Creelman
Colleague at Ebay
San Jose, California, United States, United States
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CK
Ciara K.
Colleague at Ebay
Ireland, Ireland
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CN
Christian Nonis
Colleague at Ebay
Cordovado, Friuli-Venezia Giulia, Italy, Italy
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Tao Liu
Colleague at Ebay
Shanghai, China, China
View →
DA
Dsa Aa
Colleague at Ebay
San Francisco Bay Area, United States
View →
NV
Natalia Vega
Colleague at Ebay
Argentina, Argentina
View →
AR
Allan Reyes
Colleague at Ebay
San Jose, California, United States, United States
View →
ИА
Иразли Ариф
Colleague at Ebay
Moscow, Moscow City, Russia, Russian Federation
View →
AK
Ankit Kanojiya
Colleague at Ebay
Pune, Maharashtra, India, India
View →
SS
Sharanjit Singh
Colleague at Ebay
Clovis, California, United States, United States
View →
NC
Nicholas Creelman
Colleague at Ebay
San Jose, California, United States, United States
View →
CK
Ciara K.
Colleague at Ebay
Ireland, Ireland
View →
CN
Christian Nonis
Colleague at Ebay
Cordovado, Friuli-Venezia Giulia, Italy, Italy
View →
4 education records
Xiao (Ronnie) Guan education
Master Of Science - Ms, Mathematics In Finance
New York University
Doctor Of Philosophy (Ph.D.), Mathematics
Tulane University
Bachelor'S Degree, Applied Mathematics
Dalian Maritime University
High School, General
The Experimental High School Attached To Beijing Normal University
FAQ
Frequently asked questions about Xiao (Ronnie) Guan
Quick answers generated from the profile data available on this page.
What company does Xiao (Ronnie) Guan work for?
Xiao (Ronnie) Guan works for eBay.
What is Xiao (Ronnie) Guan's role at eBay?
Xiao (Ronnie) Guan is listed as Data Science Analyst at eBay.
What is Xiao (Ronnie) Guan's email address?
AeroLeads has found 1 work email signal at @ebay.com for Xiao (Ronnie) Guan at eBay.
What is Xiao (Ronnie) Guan's phone number?
AeroLeads has found 3 phone signal(s) with area code 504 for Xiao (Ronnie) Guan at eBay.
Where is Xiao (Ronnie) Guan based?
Xiao (Ronnie) Guan is based in Santa Clara, California, United States while working with eBay.
What companies has Xiao (Ronnie) Guan worked for?
Xiao (Ronnie) Guan has worked for Ebay, Microsoft (Pactera), Cubist Systematic Strategies, Bloomberg Lp, and Tulane University.
Who are Xiao (Ronnie) Guan's colleagues at eBay?
Xiao (Ronnie) Guan's colleagues at eBay include Tao Liu, Dsa Aa, Natalia Vega, Allan Reyes, and Иразли Ариф.
How can I contact Xiao (Ronnie) Guan?
You can use AeroLeads to view verified contact signals for Xiao (Ronnie) Guan at eBay, including work email, phone, and LinkedIn data when available.
What schools did Xiao (Ronnie) Guan attend?
Xiao (Ronnie) Guan holds Master Of Science - Ms, Mathematics In Finance from New York University.
What skills is Xiao (Ronnie) Guan known for?
Xiao (Ronnie) Guan is listed with skills including R, Mathematica, Latex, Python, C++, Discrete Mathematics, Stochastic Calculus, and Java.
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