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Chris Jansson Email & Phone Number

Lead Software Engineer at Mastercard
Location: Missouri, United States 6 work roles 1 school
4 work emails found @mastercard.com 3 phones found area 636 and 914 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 4 work emails · 3 phones

Work email c****@mastercard.com
Direct phone (636) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Lead Software Engineer
Location
Missouri, United States
Company size

Who is Chris Jansson? Overview

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Quick answer

Chris Jansson is listed as Lead Software Engineer at Mastercard, a with 29583 employees, based in Missouri, United States. AeroLeads shows a work email signal at mastercard.com, phone signal with area code 636, 914, and a matched LinkedIn profile for Chris Jansson.

Chris Jansson previously worked as Senior Software Engineer at Mastercard and Software Engineer II at Mastercard. Chris Jansson holds Bs Computer Science, Computer Science from University Of Missouri-Columbia.

Company email context

Email format at Mastercard

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cjansson@mastercard.com
88% confidence

AeroLeads found 4 current-domain work email signals for Chris Jansson. Compare company email patterns before reaching out.

Profile bio

About Chris Jansson

Chris Jansson is a Lead Software Engineer at Mastercard. He possess expertise in team building, java, leadership, strategic planning, software development and 13 more skills.

Listed skills include Team Building, Java, Leadership, Strategic Planning, and 14 others.

Current workplace

Chris Jansson's current company

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Mastercard
Mastercard
Lead Software Engineer
purchase, new york, united states
Website
Employees
29583
AeroLeads page
6 roles

Chris Jansson work experience

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

Lead Software Engineer

Current

O'Fallon, Missouri, United States

Delivered one of Mastercard’s first gRPC applications to production, serving high-volume, real-time transactions. Led demos for department, company steer co, and directly to CTOServed as in-house subject matter expert on all things gRPC, advocating for internal & external adoption

Jul 2022 - Present

Senior Software Engineer

O'Fallon, Missouri, United States

Piloted the customer journey for gRPC connectivity into Mastercard’s next-generation network capabilitiesBuilt TCP to gRPC protocol mediation layer, allowing customers to take advantage of Mastercard’s new network capabilities without forcing them to switch to gRPC immediatelyAssisted with company-wide accelerated hiring effort, conducting technical interviews and coding challenges

Jul 2021 - Jun 2022

Software Engineer Ii

Developed automated certificate renewal & delivery application, responsible for maintaining certificates for Mastercard’s global network of edge serversDesigned and developed TCP socket management & load balancing application leveraging Spring Integration. Maintained persistent incoming connections and mapped them to dynamically created outgoing connections to downstream serversPiloted internal messaging frameworkTested customer network connectivity with client and server services for TCP, HTTP, SOAP

Feb 2019 - Jul 2021

Software Engineer I

O Fallon, Missouri

Developed custom NGINX / Kong API Gateway plugin using Lua scripting language to enforce OAuth 1.0aConfigured distributed NoSQL Cassandra database with real-time, topology-aware data replication

Jul 2018 - Feb 2019

Intern, Authorization

O'Fallon, Mo

Developed test suites for Mastercard's dual message acquiring system using JBehave, a Behavior-Driven Development testing frameworkAnalyzed historical SLA performance to contribute to a Customer Renewal project for account managers and executive managementLed a team of interns in a supply drive, service day and hackathon

Jun 2017 - Aug 2017

Intern, Enterprise Data Solutions

O'Fallon, Mo

Designed, developed, and implemented various operational dashboards (real-time and trending) using Splunk's inline search and scripting tool setScraped log data to find patterns and trends in performanceDeveloped customized SQL queries to research transactional data issues in Mastercard's Oracle Data Warehouse

Jun 2016 - Aug 2016
Team & coworkers

Colleagues at Mastercard

Other employees you can reach at mastercard.com. View company contacts for 29583 employees →

1 education record

Chris Jansson education

FAQ

Frequently asked questions about Chris Jansson

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

What company does Chris Jansson work for?

Chris Jansson works for Mastercard.

What is Chris Jansson's role at Mastercard?

Chris Jansson is listed as Lead Software Engineer at Mastercard.

What is Chris Jansson's email address?

AeroLeads has found 4 work email signals at @mastercard.com for Chris Jansson at Mastercard.

What is Chris Jansson's phone number?

AeroLeads has found 3 phone signal(s) with area code 636, 914 for Chris Jansson at Mastercard.

Where is Chris Jansson based?

Chris Jansson is based in Missouri, United States while working with Mastercard.

What companies has Chris Jansson worked for?

Chris Jansson has worked for Mastercard.

Who are Chris Jansson's colleagues at Mastercard?

Chris Jansson's colleagues at Mastercard include Karthik Kilaru, Muhammad Rahamathulla, Jolene Ng, Gaurav Gaikwad, and Suhaib Muhammad.

How can I contact Chris Jansson?

You can use AeroLeads to view verified contact signals for Chris Jansson at Mastercard, including work email, phone, and LinkedIn data when available.

What schools did Chris Jansson attend?

Chris Jansson holds Bs Computer Science, Computer Science from University Of Missouri-Columbia.

What skills is Chris Jansson known for?

Chris Jansson is listed with skills including Team Building, Java, Leadership, Strategic Planning, Software Development, Spring Boot, Nginx, and Lua.

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