AeroLeads people directory · profile

Kelsey Isaacson Email & Phone Number

Staff Software Engineering Manager at GitHub at GitHub
Location: United States 14 work roles 2 schools
1 work email found @github.com 4 phones found area 630, 128, 512, and 888 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 4 phones

Work email k****@github.com
Direct phone (630) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Staff Software Engineering Manager at GitHub
Location
United States
Company size

Who is Kelsey Isaacson? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Kelsey Isaacson is listed as Staff Software Engineering Manager at GitHub at GitHub, a with 501 employees, based in United States. AeroLeads shows a work email signal at github.com, phone signal with area code 630, 128, 512, 888, and a matched LinkedIn profile for Kelsey Isaacson.

Kelsey Isaacson previously worked as Staff Software Engineering Manager at Github and Senior Software Engineering Manager at Github. Kelsey Isaacson holds Dual Bachelors Degrees, Finance & International Business Management from Gies College Of Business - University Of Illinois Urbana-Champaign.

Company email context

Email format at GitHub

This section adds company-level context without repeating Kelsey Isaacson's masked contact details.

{first_initial}{last}@github.com
89% confidence

AeroLeads found 1 current-domain work email signal for Kelsey Isaacson. Compare company email patterns before reaching out.

Profile bio

About Kelsey Isaacson

Full-stack software generalist with an enthusiasm for back-end evented and service-oriented systems. Emphasis on software design and testing. Domain experience in a variety of financial applications.

Listed skills include Ruby, Sql, Test Driven Development, Service Oriented Architecture, and 16 others.

Current workplace

Kelsey Isaacson's current company

Company context helps verify the profile and gives searchers a useful next step.

GitHub
Github
Staff Software Engineering Manager at GitHub
88 Colin P Kelly Jr St, San Francisco, CA 94107, us
Website
Employees
501
AeroLeads page
14 roles

Kelsey Isaacson work experience

A career timeline built from the work history available for this profile.

Staff Software Engineering Manager

Current

San Francisco, Ca, Us

Sep 2023 - Present

Senior Software Engineering Manager

San Francisco, Ca, Us

Jul 2021 - Sep 2023

Senior Software Engineer

San Francisco, Ca, Us

Jun 2021 - Jul 2021

Software Engineer

San Francisco, Ca, Us

Mar 2020 - May 2021

Team Lead

Austin, Texas, Us

As Team Lead, I set team goals, drove process improvements, and provided daily direction and support for my six person engineering team. I also served as the engineering lead in the early stages of product initiatives, providing technical input and direction as requirements are defined. As an engineer in the billing group, I helped to maintain and to develop the subscription management systems, payment processing and billing systems, provisioning systems, and a subset of public APIs.

Sep 2019 - Feb 2020

Senior Software Engineer - Billing Group

Austin, Texas, Us

Jan 2019 - Aug 2019

Senior Software Engineer - Powered By Team

Austin, Texas, Us

Owned the feature implementation and onboarding process for contract-driven partnerships with third parties. I helped to design, build and launch a gateway system to facilitate turn-key integrations with strategic partners, seeing the project through from ideation to completion. I also implemented authentication strategies with Square using OpenID Connect and Okta using SAML to create seamless login experiences for merchants as well as internal stakeholders.

Jul 2018 - Jan 2019

Software Engineer - Billing & Provisioning Team

Austin, Texas, Us

Maintained and supported a Ruby on Rails billing application that integrates with Zuora, a third-party billing provider, to help manage PCI compliance. I participated in the production support rotation, working with the support and finance teams to quickly resolve issues and ensure the admin interface was providing an optimal experience for our internal stakeholders. I built internal tools for the sales team to improve conversion rates, exposed gRPC APIs over HTTP2 for performant, inter-service communications, and re-architected the monthly bill run resulting in a more robust and reliable process.

Mar 2017 - Jul 2018

Software Developer

Obsidian

Received extensive training and practical experience in software design and test driven development. I became a subject matter expert on Eventide, an open source Ruby framework for event-driven systems that was the basis of our service-oriented architecture, and I went on to become a framework contributor. I also supported our front-end web application, built in ReactJS using Redux.

Mar 2015 - Feb 2017

Introductory Developer

Austin, Tx, Us

Introduced to working in a software development team and supporting a software application. I learned the fundamentals of .NET, C# and Backbone.js.

Dec 2014 - Feb 2015

Trading Development Program Analyst

Bp

London, England, Gb

Immersed myself in various aspects of the Integrated Supply and Trading group at BP as part of an entry-level rotational program. I spent part of that time in operations, where I managed inventory levels, scheduled product shipments via barge/pipeline, and worked with traders to leverage market opportunities. My last year was spent as a US gasoline market analyst, determining pricing and supply opportunities for the business and using ‘R’ to automate report generation.

Jun 2012 - Aug 2014

Integrated Supply And Trading Intern

Bp

London, England, Gb

Gained understanding of global oil operations, financial and market analysis, and oil trading through a series of projects and shadowing traders.

Jun 2011 - Aug 2011

Commercial Fuels Sales Intern

Bp

London, England, Gb

Observed the fuels sales process from initial lead generation through contract negotiation and account management.

May 2010 - Aug 2010

Valuation And Transfer Pricing Intern

Ceteris, Inc.

Analyzed transfer pricing reports and royalty rate information from licensing agreements to support full-time consultants.

Jun 2009 - Aug 2009
Team & coworkers

Colleagues at GitHub

Other employees you can reach at github.com. View company contacts for 501 employees →

2 education records

Kelsey Isaacson education

Dual Bachelors Degrees, Finance & International Business Management

Gies College Of Business - University Of Illinois Urbana-Champaign

College Of Economic And Management Sciences, Economics And Spanish

University Of Seville
FAQ

Frequently asked questions about Kelsey Isaacson

Quick answers generated from the profile data available on this page.

What company does Kelsey Isaacson work for?

Kelsey Isaacson works for GitHub.

What is Kelsey Isaacson's role at GitHub?

Kelsey Isaacson is listed as Staff Software Engineering Manager at GitHub at GitHub.

What is Kelsey Isaacson's email address?

AeroLeads has found 1 work email signal at @github.com for Kelsey Isaacson at GitHub.

What is Kelsey Isaacson's phone number?

AeroLeads has found 4 phone signal(s) with area code 630, 128, 512, 888 for Kelsey Isaacson at GitHub.

Where is Kelsey Isaacson based?

Kelsey Isaacson is based in United States while working with GitHub.

What companies has Kelsey Isaacson worked for?

Kelsey Isaacson has worked for Github, Bigcommerce, Obsidian, Shipstation, and Bp.

Who are Kelsey Isaacson's colleagues at GitHub?

Kelsey Isaacson's colleagues at GitHub include Ben Webb, Elisa Vaccaro, Wahed Saidy, James Martin, and Tyler Garner.

How can I contact Kelsey Isaacson?

You can use AeroLeads to view verified contact signals for Kelsey Isaacson at GitHub, including work email, phone, and LinkedIn data when available.

What schools did Kelsey Isaacson attend?

Kelsey Isaacson holds Dual Bachelors Degrees, Finance & International Business Management from Gies College Of Business - University Of Illinois Urbana-Champaign.

What skills is Kelsey Isaacson known for?

Kelsey Isaacson is listed with skills including Ruby, Sql, Test Driven Development, Service Oriented Architecture, Analytics, Finance, Market Research, and Market Analysis.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.