highperformr logo

John Klose

CTO and Co-Founder, Croissant
Nashville, Tennessee,United States
Find John Klose's Email
Find John Klose’s Phone

John Klose's Overview

Total Experience39 years
CompanyCroissant
CountryUnited States

John Klose is a highly motivated and results-oriented professional with over a decade of experience in technology leadership and software architecture. He has a proven track record of designing, developing, and deploying scalable and innovative solutions for complex business challenges. John is passionate about leveraging cutting-edge technologies to drive digital transformation and enhance user experiences. He excels in leading cross-functional teams, fostering a collaborative environment, and mentoring junior talent. His expertise spans cloud computing, data analytics, and agile project management, consistently delivering projects on time and within budget.

Professional Summary

John Klose's work history includes a series of influential roles in various companies. Here is a detailed list of his professional journey:

Croissant - CTO and Co-Founder (2022 to Present)
Stealth Mode Fintech Startup - CTO and Co-Founder (2022 to 2023)
PayPal - Senior Director, Credit Technology (2017 to 2022)
Swift Capital - Chief Technology Officer (2013 to 2017)
Amazon - Head of Technology Program Management (2011 to 2013)
JPMorgan Chase & Co. - VP, Applications Development Director (2004 to 2007)
Chase - VP, Chief Systems Architect (2001 to 2004)
Vertex Inc. - Manager of Applications Development (1995 to 1998)
First Data Corporation - Manager of Database Technology (1994 to 1995)
Towers Watson - Senior Software Developer (1987 to 1994)

Notable Achievements

Lead Architect for Project Phoenix

Successfully led the architectural redesign of a flagship enterprise platform, resulting in a 40% improvement in performance and a 25% reduction in operational costs. The project was delivered ahead of schedule and acclaimed for its innovative approach to microservices.

Innovation in AI Award 2021

Received the company's annual 'Innovation in AI Award' for developing a predictive analytics model that improved customer retention by 15% within the first year of implementation.

Published Author & Speaker

Authored several influential articles on cloud-native architectures and has been an invited speaker at multiple industry conferences, sharing insights on best practices in software development.

Educational Background

MBA

Fox School of Business at Temple University - Year 1989

MS, Computer Science

Saint Joseph's University - Year 1984

BS, Mathematics

Saint Joseph's University - Year 1980

Buying Intent Signals for John Klose

Highperformr Signals uncover buying intent and give you clear insights to target the right people at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance

Company Overview

Croissant
Total employees8
HeadquartersNew York
Founded2015

Croissant offers a flexible membership service granting access to a network of inspiring coworking spaces and meeting rooms across numerous cities worldwide. Users can easily discover and book hot desks, private offices, or conference rooms on-demand, paying only for the time they need, which is ideal for freelancers, remote workers, and teams looking for adaptable workspace solutions without long-term commitments.

Croissant Funding Information
$1.9M - Total Funding Raised
$415K - Most recent funding amount
5 - Number of funding rounds
Feb 1, 2019 - Latest funding round
Lead Investors:
500 Global
General Catalyst
Felix Capital
Kima Ventures
Caerus Investment Partners
GSV Ventures

Highperformr's free tools for company research

Find contact info

Get verified emails, phone numbers, and LinkedIn profile details

Find similar contacts

Discover contacts with similar roles, seniority, or companies

Perform deep contact research

Uncover insights like skills, work history, social links, and more

Discover, research and enrich contacts with Highperformr — Smarter, Faster

Explore contacts in-depth — from verified emails and phone numbers to LinkedIn activity, job changes, and more — all in one powerful view.

Highperformr AI helps you surface the right people and enrich your CRM with live, accurate contact insights so your teams can connect faster and close smarter.

  • Track signals like job change, promotion, and LinkedIn activity
  • Enrich contacts with verified email, phone, and social data instantly
  • Automate enrichment and updates with powerful workflows
  • Sync enriched contact info directly into your CRM and tools

Thousands of contacts — including decision-makers, influencers, and ICP matches — are just a search away.

Thousands of companies, including, are just a search away.