Senior Software Engineer
Current
Nov 2022 - Present
AeroLeads people directory · profile
Jack Cosgrove Email & Phone Number
Senior Software Engineer
at
Klaviyo
1 work email found
@klaviyo.com
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Who is Jack Cosgrove? Overview
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Quick answer
Jack Cosgrove is listed as Senior Software Engineer at Klaviyo, based in Evanston, Illinois, United States. AeroLeads shows a work email signal at klaviyo.com and a matched LinkedIn profile for Jack Cosgrove.
Jack Cosgrove previously worked as Software Engineer at Included Health and Senior Software Engineer at Hoppr. Jack Cosgrove holds Master Of Science (Ms), Computer Engineering from Northwestern University.
Company email context
Email format at Klaviyo
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{first}.{last}@klaviyo.com
89% confidence
AeroLeads found 1 current-domain work email signal for Jack Cosgrove. Compare company email patterns before reaching out.
Profile bio
About Jack Cosgrove
Senior backend developer focused on scaling web services for growth-stage startups and designing cloud solutions. Significant experience in consumer health engagement and developing an HIPAA-compliant codebase.
Listed skills include Visual Studio, C#, .Net, Asp.Net Web Api, and 30 others.
Current workplace
Jack Cosgrove's current company
Company context helps verify the profile and gives searchers a useful next step.
12 roles · 20 years
Jack Cosgrove work experience
A career timeline built from the work history available for this profile.
Software Engineer
Sep 2021 - Oct 2022
Senior Software Engineer
HOPPR provides a platform for sharing and training on medical imaging data.
Jan 2020 - Sep 2021
Senior Software Engineer
Finished moving backend from monolith to microservices. Led effort to modernize native software running on over 10,000 kiosks.
Aug 2016 - Nov 2019
Software Engineer
Rebuilding the core services for the higi products as microservices within Azure.
Aug 2015 - Aug 2016
Founder
Spareaware
SpareAware was a service for sharing and exchanging goods and services in an intelligent way.
Apr 2016 - Dec 2018
Senior Application Developer
Apr 2015 - Aug 2015
Application Developer
I created custom solutions for customers spanning numerous technologies and proficiencies.
Oct 2011 - Apr 2015
Senior Support Analyst
Kept the healthcare IT solutions running so that providers could manage costs and deliver optimal care.
Apr 2011 - Oct 2011
Software Engineer
Neurobehavioral Systems
Developed for a best-in-class psychology and neuroscience experimental control platform.
May 2008 - Apr 2011
Research Assistant
Northwestern University Ece
Performed research on the effects of power scaling on user engagement with mobile devices.
2007 - 2008
~1 yr
Systems Integration Intern
Got up close and personal with real-time PCR sequencers.
2006 - 2006
Team & coworkers
Colleagues at Klaviyo
Other employees you can reach at klaviyo.com. View company contacts →
GS
George Soan
Colleague at Klaviyo
Sydney, New South Wales, Australia, Australia
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NE
Nina Ephremidze
Colleague at Klaviyo
San Diego Metropolitan Area, United States, United States
View →
MF
Molly Fitzgerald
Colleague at Klaviyo
Greater Boston, United States, United States
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SA
Selin Ayer
Colleague at Klaviyo
Sydney, New South Wales, Australia, Australia
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CK
Charlotte Kelly
Colleague at Klaviyo
Amherst, Massachusetts, United States, United States
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NB
Nicole Buxbaum
Colleague at Klaviyo
Boston, Massachusetts, United States, United States
View →
PR
Phillip Reese
Colleague at Klaviyo
Fort Lauderdale, Florida, United States, United States
View →
RH
Robert Huselid
Colleague at Klaviyo
New York City Metropolitan Area, United States, United States
View →
JB
Julia Borger
Colleague at Klaviyo
Boston, Massachusetts, United States, United States
View →
FD
Flavia D'Urso
Colleague at Klaviyo
Long Beach, California, United States, United States
View →
George Soan
Colleague at Klaviyo
Sydney, New South Wales, Australia, Australia
View →
NE
Nina Ephremidze
Colleague at Klaviyo
San Diego Metropolitan Area, United States, United States
View →
MF
Molly Fitzgerald
Colleague at Klaviyo
Greater Boston, United States, United States
View →
SA
Selin Ayer
Colleague at Klaviyo
Sydney, New South Wales, Australia, Australia
View →
CK
Charlotte Kelly
Colleague at Klaviyo
Amherst, Massachusetts, United States, United States
View →
NB
Nicole Buxbaum
Colleague at Klaviyo
Boston, Massachusetts, United States, United States
View →
PR
Phillip Reese
Colleague at Klaviyo
Fort Lauderdale, Florida, United States, United States
View →
RH
Robert Huselid
Colleague at Klaviyo
New York City Metropolitan Area, United States, United States
View →
JB
Julia Borger
Colleague at Klaviyo
Boston, Massachusetts, United States, United States
View →
FD
Flavia D'Urso
Colleague at Klaviyo
Long Beach, California, United States, United States
View →
3 education records
Jack Cosgrove education
Master Of Science (Ms), Computer Engineering
Northwestern University
Bachelor Of Science (Bs), Bioengineering And Biomedical Engineering
Northwestern University
Bachelor Of Arts (Ba), Political Science And Government
Northwestern University
FAQ
Frequently asked questions about Jack Cosgrove
Quick answers generated from the profile data available on this page.
What company does Jack Cosgrove work for?
Jack Cosgrove works for Klaviyo.
What is Jack Cosgrove's role at Klaviyo?
Jack Cosgrove is listed as Senior Software Engineer at Klaviyo.
What is Jack Cosgrove's email address?
AeroLeads has found 1 work email signal at @klaviyo.com for Jack Cosgrove at Klaviyo.
Where is Jack Cosgrove based?
Jack Cosgrove is based in Evanston, Illinois, United States while working with Klaviyo.
What companies has Jack Cosgrove worked for?
Jack Cosgrove has worked for Klaviyo, Included Health, Hoppr, Higi, and Spareaware.
Who are Jack Cosgrove's colleagues at Klaviyo?
Jack Cosgrove's colleagues at Klaviyo include George Soan, Nina Ephremidze, Molly Fitzgerald, Selin Ayer, and Charlotte Kelly.
How can I contact Jack Cosgrove?
You can use AeroLeads to view verified contact signals for Jack Cosgrove at Klaviyo, including work email, phone, and LinkedIn data when available.
What schools did Jack Cosgrove attend?
Jack Cosgrove holds Master Of Science (Ms), Computer Engineering from Northwestern University.
What skills is Jack Cosgrove known for?
Jack Cosgrove is listed with skills including Visual Studio, C#, .Net, Asp.Net Web Api, Windows Azure, Nosql, Rest, and Active Directory.
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