Jared Kantrowitz
Managing Partner at The Witzend Group
New York City Metropolitan Area United States
Summary
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RockstarJared Kantrowitz is a Managing Partner based in the New York City metro area with a decade of software engineering experience and strong hands-on backend skills. He blends leadership of The Witzend Group with active open-source contributions—most notably meaningful enhancements to the widely used node-fetch library, where he improved request body handling, error messaging, and modernized code patterns. Jared is comfortable moving between strategic business responsibilities and technical problem-solving, refactoring legacy code and removing dependencies to improve reliability. Colleagues can expect a pragmatic engineer who values clean APIs, robust error handling, and small but impactful improvements that scale across projects.
10 years of coding experience
Stackoverflow
51reputation
2kreached
3answers
0questions
Github Skills (10)
http-client10
nodejs10
javascript10
es6-promise10
fetch-api10
testing9
chai9
datatables6
jquery6
intellij-idea6
Programming languages (10)
Github contributions (5)
node-fetch/node-fetch
Jun 2017 - Sep 2018
A light-weight module that brings the Fetch API to Node.js
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 commits, 11 PRs, 3 pushes in 1 year 2 months
Contributions summary:Jared implemented several enhancements and bug fixes related to the core functionality of `node-fetch`. They added support for URLSearchParams as a request body, improving the flexibility of the library. The user also addressed issues related to error handling, specifically wrapping JSON.parse errors and providing better error messages. Furthermore, they refactored the code, replacing deprecated `new Buffer` calls and removing an unnecessary dependency.
fetch-apinodejsfetchhttp-clientnode-fetch
node-sc2/proto
Nov 2018 - Dec 2020
Node.js transport client implementation of sc2client-proto definition - for interfacing agents with Starcraft 2
Contributions:20 commits, 14 pushes, 2 branches in 2 years 1 month
nodejs
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