Senior Data Scientist
Current
Jul 2023 - Present
AeroLeads people directory · profile
Alexander Ko Email & Phone Number
Senior Data Scientist at Thumbtack
at
Thumbtack
1 work email found
@airbnb.com
4 phones found area 857 and 888
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Senior Data Scientist at Thumbtack
Location
San Francisco Bay Area, United States, United States
Who is Alexander Ko? Overview
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Quick answer
Alexander Ko is listed as Senior Data Scientist at Thumbtack at Thumbtack, based in San Francisco Bay Area, United States, United States. AeroLeads shows a work email signal at airbnb.com, phone signal with area code 857, 888, and a matched LinkedIn profile for Alexander Ko.
Alexander Ko previously worked as Senior Data Scientist at Thumbtack and Senior Data Analyst at Zipline. Alexander Ko holds Data Science Bootcamp from Galvanize Inc.
Company email context
Email format at Thumbtack
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{first}.{last}@airbnb.com
86% confidence
AeroLeads found 1 current-domain work email signal for Alexander Ko. Compare company email patterns before reaching out.
Profile bio
About Alexander Ko
Alexander Ko is a Senior Data Scientist at Thumbtack at Thumbtack. He possess expertise in microsoft excel, machine learning, python, data analysis, clinical research and 11 more skills. He is proficient in French. Colleagues describe him as "It’s rare to find someone who asks the right questions. While most people will sweep details under the rug and hand-wave their way through complex arguments to feign understanding, I've seen Alex consistently sprint headfirst in the opposite direction, diving into details and probing any questionable assumptions. He has been one of my favorite thought partners to work with while at airbnb."
Listed skills include Microsoft Excel, Machine Learning, Python, Data Analysis, and 12 others.
Current workplace
Alexander Ko's current company
Company context helps verify the profile and gives searchers a useful next step.
10 roles
Alexander Ko work experience
A career timeline built from the work history available for this profile.
Senior Data Analyst
Jun 2022 - Dec 2022
Senior Product Analyst
We’re a startup based in San Francisco building a technology platform that helps bridge the gap between doctors, insurance companies and patients. Our mission is to fulfill medicine’s true purpose—to improve quality of life—for everyone who needs it. We are creating the best pharmacy for everyone, everywhere. Our values are:- Patients come first- Leave no.
Oct 2020 - May 2022
Data Scientist
Data Scientist focusing on product analytics for Internationalization, Host Organic Growth, and Host Success teams. Used experimentation and product analytics skills to guide product teams to making the biggest impact.
Mar 2017 - May 2020
Data Analyst
- Guided product roadmap by analyzing usage of legacy product features to determine which to port over to the current version
- Analyzed correlations between purchase events and earlier user events to find early indicators for purchasing users, leading to lower cost per user acquisition- Analyzed factors behind high cost per user acquisition.
- Wrote data product to recommend zip codes to target for product expansion using US Census data, leading to $1M+ per quarter in increased spend by our highest-spending client
- Wrote and managed ETL jobs using Python, cron, and Yahoo's Oozie that led to one of our largest clients to spend $6M+ per quarter through our advertising software platform
- Wrote scripts for complex data pulls using pandas + MySQL, automating hours of manual work
Dec 2015 - Mar 2016
Technical Integration Specialist
- Guided client developers through tracking implementation, for web and mobile app, and QA’ed them
- Streamlined implementation procedure and instituted checklists to automate process
- Diagnosed open-ended performance-related issues by running complex queries in MySQL and Hive
Jan 2015 - Dec 2015
Clinical Research Coordinator
Organized 2 NIH clinical trials involving patients living with fatty liver disease, including patient consent, patient visits, data collection, data entry, and IRB submission.
Nov 2012 - May 2013
Social Services Case Manager
Dorchester House Multi Service Center
- Streamlined quarterly reporting process to decrease staff downtime from 1 week to 1 day- Revised protocols and implemented interventions towards providing routine HIV testing- Catalyzed process to develop staff support groups by working with various stakeholders in administration and building grassroots support with staff- Provided programmatic.
Jan 2010 - Nov 2012
Community Health Specialist
Dorchester House Multi Service Center
- Coordinated and co-administered multi-week HIV prevention workshop for teens- Provided condoms, STD information, and HIV testing referrals to teens via street outreach
Oct 2009 - Jan 2010
Clinical Support Team Intern
- Performed literature reviews to answer questions from in-country staff- Updated team on newest HIV care and treatment findings from conferences, journal articles, reports, etc.- Assisted in designing and testing Excel data input forms for in-country staff- Maintained and developed new uses for internal intranet site using Microsoft SharePoint
Jan 2009 - Jun 2009
3 education records
Alexander Ko education
Data Science Bootcamp
Galvanize Inc
Bs, Health Science
Boston University
High School Diploma
Boston Latin Academy
FAQ
Frequently asked questions about Alexander Ko
Quick answers generated from the profile data available on this page.
What company does Alexander Ko work for?
Alexander Ko works for Thumbtack.
What is Alexander Ko's role at Thumbtack?
Alexander Ko is listed as Senior Data Scientist at Thumbtack at Thumbtack.
What is Alexander Ko's email address?
AeroLeads has found 1 work email signal at @airbnb.com for Alexander Ko at Thumbtack.
What is Alexander Ko's phone number?
AeroLeads has found 4 phone signal(s) with area code 857, 888 for Alexander Ko at Thumbtack.
Where is Alexander Ko based?
Alexander Ko is based in San Francisco Bay Area, United States, United States while working with Thumbtack.
What companies has Alexander Ko worked for?
Alexander Ko has worked for Thumbtack, Zipline, Alto Pharmacy, Airbnb, and Nanigans.
How can I contact Alexander Ko?
You can use AeroLeads to view verified contact signals for Alexander Ko at Thumbtack, including work email, phone, and LinkedIn data when available.
What schools did Alexander Ko attend?
Alexander Ko holds Data Science Bootcamp from Galvanize Inc.
What skills is Alexander Ko known for?
Alexander Ko is listed with skills including Microsoft Excel, Machine Learning, Python, Data Analysis, Clinical Research, Public Health, Hiv Prevention, and Literature Reviews.
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