Fiscal Year

2022

Case Number

A-21139-88858

Case Status

Certified-Expired

Received Date

2021-06-23

Decision Date

2021-11-22

Refile

N

Original File Date

2022-01-01 10:28:26

Previous SWA Case Number State

Schedule A Sheepherder

N

Employer Name

REDFIN CORPORATION

Employer Name Slug

redfin-corporation

Employer Address 1

1099 STEWART STREET

Employer Address 2

SUITE 600

Employer City

SEATTLE

Employer City Slug

seattle

Employer State

WASHINGTON

Employer State Slug

washington

Employer Country

UNITED STATES OF AMERICA

Employer Postal Code

98101

Employer Phone

877-973-3346

Employer Number of Employees

2200

Employer Year Commenced Business

2004

NAICS Code

5191

FW Ownership Interest

N

Employer Contact Name

Josephine Tat

Employer Contact Address 1

1099 Stewart Street

Employer Contact Address 2

Suite 600

Employer Contact City

Seattle

Employer Contact State/Province

WASHINGTON

Employer Contact Country

UNITED STATES OF AMERICA

Employer Contact Postal Code

98101

Employer Contact Phone

206.435.7279

Employer Contact Email

josephine.tat@redfin.com

Agent Attorney Name

Natalie Joy L AngPinlac

Agent Attorney Firm Name

Corporate Immigration Partners, LLP

Agent Attorney Phone

4157717500

Agent Attorney Address 1

465 California Street

Agent Attorney Address 2

Suite 700

Agent Attorney City

San Francisco

Agent Attorney State/Province

CALIFORNIA

Agent Attorney Country

UNITED STATES OF AMERICA

Agent Attorney Postal Code

94104

Agent Attorney Email

redfin@cipllp.com

PW Track Number

P10020290880418

PW SOC Code

15-2031

PW SOC Title

Operations Research Analysts

PW Skill Level

Level I

PW Wage

72883.00

PW Unit of Pay

Year

PW Wage Source

OES

PW Determination Date

2021-03-12

PW Expiration Date

2021-06-30

Wage Offer From

110800.00

Wage Offer To

0.00

Average Salary

110800.00

Wage Unit of Pay

Year

Worksite Address 1

1099 Stewart St.

Worksite Address 2

Suite 600

Worksite City

Seattle

Worksite City Slug

seattle

Worksite State

WASHINGTON

Worksite Postal Code

98101

Job Title

Data Science Engineer

Job Title Slug

data-science-engineer

Minimum Education

Master's

Major Field of Study

Computer Science, Statistics and Operations Research or in related field

Required Training

N

Required Experience

Y

Required Experience Months

24

Accept Alternative Field of Study

Y

Accept Alternative Major Field of Study

Computer Science, Statistics and Operations Research or in related field

Accept Alternative Combination

N

Accept Alternative Combination Education

Accept Alternative Combination Education Years

Accept Foreign Education

Y

Accept Alternative Occupation

Y

Accept Alternative Occupation Months

24

Accept Alternative Job Title

In the job offered or in an analyst or scientistrelated occupation.

Job Opportunity Requirements Normal

Y

Foreign Language Required

N

Specific Skills

The position requires a Masters or foreign equivalent degree in Computer Science, Statistics and Operations Research or in related field and 2 years of experience in the job offered or in a computerrelated occupation.br br Special Requirements Position requires 2 years of experience in each of the following skillsbr br 1. Supervised machine learning algorithms including linear regression, logistic regression, random forest, and boosting to explain the statistical relationship between independent variables and predict dependent variables;br 2. Unsupervised machine learning algorithms including kmeans clustering and hierarchical clustering to determine different clusters and similarity within the cluster;br 3. Opensource ML Big Data technologies in Hive, Spark, Scikitlearn, Keras, pandas, etc;br 4. Using Python or R to build data quality frameworks, data pipelines and analytical models;br 5. Using SQL like languages to query data and handling big datasets in database platforms including Redshift and relational databases with postgresql.br 6. Using machine learning methods to improve the accuracy of pricing related business applications;br 7. Using Cloud technologies and platforms with AWS to build reliable and high performant software solutions for complex problems; andbr 8. Working with business stakeholders, understanding business requirements and the ability to convey the results of analytical investigations to nontechnical audiences.br br Employment and background checks may be required.

Combination Occupation

N

Offered to Applicant Foreign Worker

Y

Foreign Worker Live on Premises

N

Foreign Worker Live in Domestic Service

N

Foreign Worker Live in Domestic Service Count

Professional Occupation

Y

Application for College/University Teacher

N

SWA Job Order Start Date

2021-03-19

SWA Job Order End Date

2021-04-21

Sunday Edition Newspaper

Y

First Newspaper Name

The Seattle Times

First Advertisement Start Date

2021-03-21

Second Newspaper Ad Name

The Seattle Times

Second Advertisement Type

Newspaper

Second Ad Start Date

2021-03-28

Employer Website From Date

2022-01-01 10:28:26

Employer Website To Date

2022-01-01 10:28:26

Professional Organization Ad From Date

2021-03-18

Professional Organization Advertisement To Date

2021-03-31

Job Search Website From Date

2021-03-18

Job Search Website To Date

2021-03-31

Employee Referral Program From Date

2022-01-01 10:28:26

Employee Referral Program To Date

2022-01-01 10:28:26

Local Ethnic Paper From Date

2021-03-26

Local Ethnic Paper To Date

2021-04-01

Radio/TV Ad From Date

2022-01-01 10:28:26

Radio/TV Ad To Date

2022-01-01 10:28:26

Employer Received Payment

N

Posted Notice at Worksite

Y

Layoff in Past Six Months

N

Country of Citizenship

CHINA

Foreign Worker Birth Country

CHINA

Class of Admission

H-1B

Foreign Worker Education

Master's

Foreign Worker Information: Major

STATISTICS AND OPERATIONS RESEARCH

Foreign Worker Years of Education Completed

2017

Foreign Worker Institution of Education

THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL

Foreign Worker Education Institution Address 1

THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL

Foreign Worker Education Institution Address 2

Foreign Worker Education Institution City

CHAPEL HILL

Foreign Worker Education Institution State/Province

NC

Foreign Worker Education Institution Country

UNITED STATES OF AMERICA

Foreign Worker Education Institution Postal Code

27599

Foreign Worker Experience with Employer

N

Foreign Worker Employer Pays for Education

N

Foreign Worker Currently Employed

Y

Employer Completed Application

N

Preparer Name

Natalie Joy L AngPinlac

Preparer Title

Partner

Preparer Email

redfin@cipllp.com

Employer Information Declaration Name

Josephine Tat

Employer Information Declaration Title

HR Coordinator