Jonathan Klein
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Jonathan Klein Email & Phone Number

Chief Technology Officer at KOHO at KOHO
Location: Richmond, Vermont, United States 12 work roles 1 school
1 work email found @koho.ca 6 phones found area 802, 718, 617, and 646 LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 6 phones

Work email j****@koho.ca
Direct phone (802) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Chief Technology Officer at KOHO
Location
Richmond, Vermont, United States

Who is Jonathan Klein? Overview

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Quick answer

Jonathan Klein is listed as Chief Technology Officer at KOHO at KOHO, based in Richmond, Vermont, United States. AeroLeads shows a work email signal at koho.ca, phone signal with area code 802, 718, 617, 646, and a matched LinkedIn profile for Jonathan Klein.

Jonathan Klein previously worked as Chief Technology Officer at Koho and Global Head of Storefront Engineering at Wayfair. Jonathan Klein holds Bs, Astronomy, Physics from Haverford College.

Company email context

Email format at KOHO

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{first}@koho.ca
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AeroLeads found 1 current-domain work email signal for Jonathan Klein. Compare company email patterns before reaching out.

Profile bio

About Jonathan Klein

As the Chief Technology Officer at KOHO, I lead the engineering team that builds and maintains the innovative fintech platform that empowers Canadians to take control of their financial lives. I have over 15 years of experience managing diverse and large-scale projects, focusing on scalability and building robust distributed systems.In my previous roles, I helped drive technology and architecture decisions, grew engineering teams to 600+ people, reduced cloud infrastructure costs, and conducted a major cloud migration. I have published three courses on Pluralsight, and given dozens of talks around the world on engineering topics. I am passionate about learning new technologies and solving complex problems.

Listed skills include Php, Css, Javascript, Scalability, and 17 others.

Current workplace

Jonathan Klein's current company

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KOHO
Koho
Chief Technology Officer at KOHO
AeroLeads page
12 roles

Jonathan Klein work experience

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

Chief Technology Officer

Current

Vancouver, BC, CA

- Doubled the tech team from 55 to 110 in my first 12 months- Achieved SOC2 Type 2 and PCI-DSS Level 1 compliance for the first time in company history- Reduced cloud spending on AWS by ~50% from the peak on a per-customer account basis- Helped close a $150M Series D, led by Eldridge

Jan 2021 - Present

Global Head Of Storefront Engineering

Boston, MA, US

I was the Head of Storefront Engineering for my last two+ years at Wayfair. This was a team of 600+ engineers at peak, building the sites and apps for all Wayfair retail brands across all geographies. - Helped drive technology and architecture decisions, including the decision to switch from an in-house JavaScript framework to React.- Heavily involved in.

Sep 2018 - Jan 2021

Director Of Engineering

Boston, MA, US

- Grew my team from 11 to 400+ total engineers over two years via hiring and taking on additional management responsibilities. Maintained a focus on providing learning and advancement opportunities for everyone in the organization.

Aug 2016 - Sep 2018

Head Of Engineering

Santa Monica, CA, US

Led a team of nine engineers, building an event management SaaS platform on top of Ruby on Rails and Angular.js. Optimized our cloud infrastructure to reduce AWS spend by 60%

May 2015 - Aug 2016

Co-Founder

G2G Market, Inc

Built an e­commerce platform using Laravel, a popular PHP web framework. Provisioned servers on Amazon EC2 cloud servers using Chef, a configuration management tool. Helped raise $500K+ in seed money from Boston based angel investors, participating in meetings and diligence conversations.

Jul 2013 - Apr 2015

Senior Software Engineer

Brooklyn, NY, US

I worked on the Performance team, making Etsy.com faster and building tools to help the engineering team improve performance and scalability.

Mar 2013 - Feb 2015

Software Engineer

Brooklyn, NY, US

Aug 2012 - Mar 2013

Senior Software Engineer

Boston, MA, US

- Led a team in 2011 that rewrote all of our customer facing code in PHP while doing a complete overhaul of the site design and brand. Team Lead for the Web Performance team, which focused on scalability and performance projects, as well as paying down technical debt.- Trained and led the CSS team during a redesign of all 200+ Wayfair websites in 2009.

Mar 2011 - Aug 2012

Software Engineer

Boston, MA, US

Mar 2010 - Mar 2011

Junior Software Engineer

Boston, MA, US

Sep 2009 - Mar 2010

Software Associate

Boston, MA, US

Sep 2008 - Sep 2009

Resident Computing Consultant

Haverford, PA, US

Fixed computer problems in the rooms of students and worked at the Help Desk, answering calls and setting up computers. I was also a member of the dormnet-ops group, a hardware testing team that solved network hardware problems.

Aug 2007 - May 2008
1 education record

Jonathan Klein education

  • Haverford College
    Haverford College
    Physics
FAQ

Frequently asked questions about Jonathan Klein

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

What company does Jonathan Klein work for?

Jonathan Klein works for KOHO.

What is Jonathan Klein's role at KOHO?

Jonathan Klein is listed as Chief Technology Officer at KOHO at KOHO.

What is Jonathan Klein's email address?

AeroLeads has found 1 work email signal at @koho.ca for Jonathan Klein at KOHO.

What is Jonathan Klein's phone number?

AeroLeads has found 6 phone signal(s) with area code 802, 718, 617, 646 for Jonathan Klein at KOHO.

Where is Jonathan Klein based?

Jonathan Klein is based in Richmond, Vermont, United States while working with KOHO.

What companies has Jonathan Klein worked for?

Jonathan Klein has worked for Koho, Wayfair, Attend, Inc, G2G Market, Inc, and Etsy.

How can I contact Jonathan Klein?

You can use AeroLeads to view verified contact signals for Jonathan Klein at KOHO, including work email, phone, and LinkedIn data when available.

What schools did Jonathan Klein attend?

Jonathan Klein holds Bs, Astronomy, Physics from Haverford College.

What skills is Jonathan Klein known for?

Jonathan Klein is listed with skills including Php, Css, Javascript, Scalability, Ajax, Agile Methodologies, Html, and Rest.

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