klaviyo > klaviyo Employee Directory > Jacob Ginsparg
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Jacob Ginsparg's Personal Email and Phone Number
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Jacob Ginsparg
Software Engineer
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Location: Somerville, Massachusetts, United StatesApprox. Years of Experience: 7
Jacob Ginsparg's Current Workplace
Klaviyo
Company Size
1001-2500
Amount Raised
$778.5M
Klaviyo™ is a unified customer platform that gives online brands direct ownership of their consumer data and interactions, empowering them to turn transactions with customers into long-term relationships—at scale. With Klaviyo, brands can combine unlimited customer data with more than 250 native integrations to automate personalized email and SMS communications that make customers feel seen. Klaviyo makes it easy—no need to start from scratch, piece together multiple platforms, or rely on third-party marketplaces and ad networks. From mom-and-pop shops to established companies, innovative brands like Unilever, Bonobos, Taylor Made, Citizen Watches, and more than 90K other paying users leverage Klaviyo to acquire, engage, and retain customers—and grow on their own terms. See our social media community guidelines: www.klaviyo.com/legal/social-terms #Klaviyo
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Notable Investors
Shopify, Accel, Summit Partners, Sands Capital Ventures, Lone Pine Capital
CRM
Email Marketing
Marketing Automation
Experience
Software Engineer
Klaviyo · Full-time
Jan 2024 - Present
1 yr 1 mo
Software Engineer
Covera Health · Full-time
Nov 2021 - Aug 2022
10 mos
- Created AWS Lambda functions for real-time alerting system, incorporating Step Functions and SQS queues - Interfaced with data platform, AI, and customer success teams to develop new features for internal Django data management platform
Kyruus
May 2018 - Oct 2021
Software Engineer - Clinical Tooling
Jun 2020 - Oct 2021
1 yr 5 mos
- Architected React hooks layer for platform overhaul, implementing new components for datatype abstractions - Added new features to legacy Django platform to support ongoing customer needs - Facilitated Python 2 → Python 3 migration for legacy platform
Software Engineer - Data Management
May 2018 - Jun 2020
2 yrs 2 mos
- Set up customer implementations in ETL pipeline, and maintained data integrity throughout customer lifecycle - Reduced ETL pipeline translation layer bloat, improving largest customer build time by 67% - Interfaced with solutions architects, implementation managers, and support specialists on customer needs
Software Engineer Co-Op - Internal Tooling
Scout Exchange · Internship
Jan 2017 - Jun 2017
6 mos
- Reengineered admin application from the ground up using React - Rewrote Flask endpoints to match new front-end logic - Designed a global state store for the front end using Redux - Implemented features to keep new system at parity with legacy version
Software Engineer Co-Op - iOS Applications
PayPal · Internship
Jan 2016 - Oct 2016
10 mos
- Implemented features for new merchant-focused PayPal Business app using Swift and Objective C - Reengineered JavaScript libraries shared between iOS and Android teams - Performed regression testing and bug fixing for app release
Software Engineer Intern
SnipSnap · Internship
Jul 2015 - Aug 2015
2 mos
- Developed a demo app for a potential customer to demonstrate future functionality using Swift, with side features including animation and a hidden, revealable menu - Laid the groundwork and developed much of the initial implementation for the mobile SDK in Objective C - Researched local storage on iOS using Sqlite3
Artisan Mobile, Inc. · Internship
Aug 2014 - Jun 2015
Software Engineer Intern
May 2015 - Jun 2015
2 mos
- Developed a web-only version of the existing mobile SDKs in JavaScript, porting native app capabilities to work in an HTML5 web environment - Updated corresponding backend endpoints using Spring MVC - Used existing mobile SDKs, both iOS and Android, with AngularJS and EmberJS as a learning exercise Artisan acquired by TUNE in July 2015.
Home for the Summer - Software Engineer Intern
Aug 2014 - Aug 2014
1 mo
- Rewrote existing Objective C APIs in Swift, and updated hosted documentation to include new Swift APIs - Created a small Swift app to test platform integration differences between Objective-C and Swift apps
Home for the Summer - Software Engineer Intern
RJMetrics · Internship
Jul 2014 - Aug 2014
2 mos
- Created a web app to help the marketing team track user data utilization using Ruby on Rails and AngularJS
Home for the Summer - Software Engineer Intern
Comcast · Internship
Jun 2014 - Jul 2014
2 mos
- Created a Ruby on Rails app for the X1 set-top box to assist users in navigating service outages utilizing Twilio
Writing Editor and Office Assistant
Healthcare Systems Engineering Institute of Northeastern University
Sep 2013 - Apr 2014
8 mos
Education
  • 2013 - 2018
    Northeastern UniversityComputer Science and Game Design
  • 2009 - 2013
    Radnor High SchoolHigh School