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Chris Ostler Email & Phone Number
Principal Engineer
at
Venmo
1 work email found
@venmo.com
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 100%
Current company
Role
Principal Engineer
Location
Tempe, Arizona, United States
Company size
Who is Chris Ostler? Overview
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Quick answer
Chris Ostler is listed as Principal Engineer at Venmo, a with 661 employees, based in Tempe, Arizona, United States. AeroLeads shows a work email signal at venmo.com and a matched LinkedIn profile for Chris Ostler.
Chris Ostler previously worked as Senior Software Development Engineer at Amazon and Senior Software Development Engineer at Amazon. Chris Ostler holds Mcs, Computer Science from Arizona State University.
Company email context
Email format at Venmo
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{first}{last}@venmo.com
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AeroLeads found 1 current-domain work email signal for Chris Ostler. Compare company email patterns before reaching out.
Profile bio
About Chris Ostler
Chris Ostler is a Principal Engineer at Venmo. They possess expertise in alphablending, visual studio, java, .net, gdi+ and 7 more skills.
Listed skills include Alphablending, Visual Studio, Java, .Net, and 8 others.
Current workplace
Chris Ostler's current company
Company context helps verify the profile and gives searchers a useful next step.
Venmo
10 roles
Chris Ostler work experience
A career timeline built from the work history available for this profile.
Role listed
Principal Engineer
Senior Software Development Engineer
Guided design and implementation of framework for running Spark jobs to analyze data (100s of billion items) from dozens of stores* Worked with engineers from multiple teams to apply analysis for consistency checks, migrations, and backfills* Helped define and review architecture and design directions for both team and multi-team/organization level projects* Worked with other senior engineers to promote tools and processes for streamlined design and development, security and privacy awareness
Sep 2018 - Sep 2020
Senior Software Development Engineer
Designed and implemented messaging and calling applications on Alexa devices* Lead development of on-device components (Android) and backend services (Java)* Worked with product design and management to define development milestones and priorities* Worked closely with engineers on multiple teams to address critical and high-priority projects* Guided other engineers in design and implementation of projects at both application and core platform levels
Jul 2016 - Sep 2018
Senior Software Development Engineer
Helped define strategy for decomposing monolithic search application into microservices* Facilitated communication among a group of senior engineers, developing consensus on architecture approach* Developed proof-of-concept service for dynamically selecting and composing disparate elements of search result page
Nov 2015 - Jun 2016
Senior Software Development Engineer
Scaled and re-architected an internal workflow system used for batch processing for 3rd party sellers* Identified and addressed scaling bottlenecks through optimization, offloading, and parallelization* Increased throughput of legacy (relational database) system by 8X giving necessary time to develop replacement* Designed and lead implementation (Java microservices, NoSQL database) of replacement workflow system now used by dozens of internal teams
Jun 2011 - Nov 2015
Software Engineer
Desktop Application GroupDeveloped PC applications for GPS data managment, visualization, planning, and transfer* Windows applications (MFC and WinForms, C++ and C++/CLR) and UI design* Implemented parallelized, tile- and layer- based rendering using modern graphics toolkits* Helped refine and launch apps targeting specialized customer use cases (outdoor recreation, marine navigation)* Identified and resolved various difficult problems, including timing and resource constraints
Sep 2007 - Jun 2011
Graduate Fellow
Developed, published, and presented on techniques and algorithms for performance optimization on multi-processor embedded systems. Work addressed: task allocation; scheduling; application mapping; and memory utilization.Fellowship sponsored by the Consortium for Embedded Systems.
Aug 2004 - Aug 2007
Software Engineer
Mediserve Information Systems
Aided in the design and development of an HL7 interface system for exchanging data with hospital information systems. Designed and implemented a generic system for facilitating, maintaining, and tracking site-specific customizations to the standard interface behavior.
May 2003 - Sep 2004
Team & coworkers
Colleagues at Venmo
Other employees you can reach at venmo.com. View company contacts for 661 employees →
PO
Paulina Olenik
Colleague at VenmoAntarctica
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JG
Jacob Groebner
Colleague at VenmoSan Francisco Bay Area, United States
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RM
Rosanna Moss
Colleague at VenmoChicago, Illinois, United States
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PJ
Parth Joshi
Colleague at VenmoSan Jose, California, United States
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SC
Sondilina Carter
Colleague at VenmoBellwood, Illinois, United States
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RŁ
Radosław Łomowski
Colleague at VenmoPoznań, Wielkopolskie, Poland
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FH
Fernando Hipólito Del Corro
Colleague at VenmoCordoba, Córdoba, Argentina
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MW
Makayla W.
Colleague at VenmoRichmond County, Georgia, United States
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JS
Jon Svehla
Colleague at VenmoOmaha, Nebraska, United States
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LE
Luna Estrada
Colleague at VenmoArmenia, Antioquia, Colombia
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Paulina Olenik
Colleague at VenmoAntarctica
View →
JG
Jacob Groebner
Colleague at VenmoSan Francisco Bay Area, United States
View →
RM
Rosanna Moss
Colleague at VenmoChicago, Illinois, United States
View →
PJ
Parth Joshi
Colleague at VenmoSan Jose, California, United States
View →
SC
Sondilina Carter
Colleague at VenmoBellwood, Illinois, United States
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RŁ
Radosław Łomowski
Colleague at VenmoPoznań, Wielkopolskie, Poland
View →
FH
Fernando Hipólito Del Corro
Colleague at VenmoCordoba, Córdoba, Argentina
View →
MW
Makayla W.
Colleague at VenmoRichmond County, Georgia, United States
View →
JS
Jon Svehla
Colleague at VenmoOmaha, Nebraska, United States
View →
LE
Luna Estrada
Colleague at VenmoArmenia, Antioquia, Colombia
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2 education records
Chris Ostler education
Mcs, Computer Science
Arizona State University
Bse, Computer Systems Engineering
Arizona State University
FAQ
Frequently asked questions about Chris Ostler
Quick answers generated from the profile data available on this page.
What company does Chris Ostler work for?
Chris Ostler works for Venmo.
What is Chris Ostler's role at Venmo?
Chris Ostler is listed as Principal Engineer at Venmo.
What is Chris Ostler's email address?
AeroLeads has found 1 work email signal at @venmo.com for Chris Ostler at Venmo.
Where is Chris Ostler based?
Chris Ostler is based in Tempe, Arizona, United States while working with Venmo.
What companies has Chris Ostler worked for?
Chris Ostler has worked for Venmo, Amazon, Garmin International, Arizona State University, and Mediserve Information Systems.
Who are Chris Ostler's colleagues at Venmo?
Chris Ostler's colleagues at Venmo include Paulina Olenik, Jacob Groebner, Rosanna Moss, Parth Joshi, and Sondilina Carter.
How can I contact Chris Ostler?
You can use AeroLeads to view verified contact signals for Chris Ostler at Venmo, including work email, phone, and LinkedIn data when available.
What schools did Chris Ostler attend?
Chris Ostler holds Mcs, Computer Science from Arizona State University.
What skills is Chris Ostler known for?
Chris Ostler is listed with skills including Alphablending, Visual Studio, Java, .Net, Gdi+, Visual Studio 2010, Software Development, and Winforms.
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