John Szumski
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John Szumski Email & Phone Number

Senior Staff Software Engineer at Cash App
Location: Richmond, Virginia, United States 5 work roles 1 school
1 work email found @cash.app 3 phones found area 302 and 877 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 3 phones

Work email j****@cash.app
Direct phone (302) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Cash App
Role
Senior Staff Software Engineer
Location
Richmond, Virginia, United States
Company size
4130 employees

Who is John Szumski? Overview

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Quick answer

John Szumski is listed as Senior Staff Software Engineer at Cash App, a company with 4130 employees, based in Richmond, Virginia, United States. AeroLeads shows a work email signal at cash.app, phone signal with area code 302, 877, and a matched LinkedIn profile for John Szumski.

John Szumski previously worked as Staff Software Engineer at Cash App and Staff Software Engineer at Twitter. John Szumski holds Bs, Computer Science from University Of Virginia.

Company email context

Email format at Cash App

This section adds company-level context without repeating John Szumski's masked contact details.

{first_initial}{last}@cash.app
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AeroLeads found 1 current-domain work email signal for John Szumski. Compare company email patterns before reaching out.

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Profile bio

About John Szumski

John Szumski is a Senior Staff Software Engineer at Cash App. He possess expertise in objective c, ios, java, html5, android and 13 more skills.

Listed skills include Objective C, Ios, Java, Html5, and 14 others.

Current workplace

John Szumski's current company

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

Cash App
Cash App
Senior Staff Software Engineer
Richmond, VA, US
Website
cash.app
Employees
4130
AeroLeads page
Company profile
View company profile Email format
5 roles

John Szumski work experience

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

Senior Staff Software Engineer

Cash App

Richmond, VA, US

Staff Software Engineer

Current
Cash App
Aug 2022 - Present

Staff Software Engineer

Twitter
Aug 2021 - Aug 2022

Senior Manager, Mobile Software Engineering

Capital One

Richmond, VA

May 2017 - Aug 2021
Team & coworkers

Colleagues at Cash App

Other employees you can reach at cash.app. View company contacts for 4130 employees →

BS Bal Sandhu Bal Sandhu Colleague at Cash App Melbourne, Victoria, Australia, Australia View → TB Teona Blake Teona Blake Colleague at Cash App St Louis, Missouri, United States, United States View → TR Taniusha Rodriguez Dominguez Taniusha Rodriguez Dominguez Colleague at Cash App Bogota, D.C., Capital District, Colombia, Colombia View → SK Sydney Keefe Sydney Keefe Colleague at Cash App Charleston, South Carolina, United States, United States View → CV Cindy Vanessa Tenorio Cindy Vanessa Tenorio Colleague at Cash App Cali, Valle Del Cauca, Colombia, Colombia View → RH Ronay Haynie Ronay Haynie Colleague at Cash App St Louis, Missouri, United States, United States View → DJ Daranisha Jenkins Daranisha Jenkins Colleague at Cash App Baker, Louisiana, United States, United States View → DT Daniel Thomas Daniel Thomas Colleague at Cash App Atlanta, Georgia, United States, United States View → AH Alvina Hofeld Alvina Hofeld Colleague at Cash App Greater Chicago Area, United States View → GG Gene Gragg Gene Gragg Colleague at Cash App Brooklyn, New York, United States, United States View →
1 education record

John Szumski education

FAQ

Frequently asked questions about John Szumski

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

What company does John Szumski work for?

John Szumski works for Cash App.

What is John Szumski's role at Cash App?

John Szumski is listed as Senior Staff Software Engineer at Cash App.

What is John Szumski's email address?

AeroLeads has found 1 work email signal at @cash.app for John Szumski at Cash App.

What is John Szumski's phone number?

AeroLeads has found 3 phone signal(s) with area code 302, 877 for John Szumski at Cash App.

Where is John Szumski based?

John Szumski is based in Richmond, Virginia, United States while working with Cash App.

What companies has John Szumski worked for?

John Szumski has worked for Cash App, Twitter, Capital One, and Captech Consulting.

Who are John Szumski's colleagues at Cash App?

John Szumski's colleagues at Cash App include Bal Sandhu, Teona Blake, Taniusha Rodriguez Dominguez, Sydney Keefe, and Cindy Vanessa Tenorio.

How can I contact John Szumski?

You can use AeroLeads to view verified contact signals for John Szumski at Cash App, including work email, phone, and LinkedIn data when available.

What schools did John Szumski attend?

John Szumski holds Bs, Computer Science from University Of Virginia.

What skills is John Szumski known for?

John Szumski is listed with skills including Objective C, Ios, Java, Html5, Android, Mobile Applications, Web Development, and User Experience.

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