John Lingenfelser
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John Lingenfelser Email & Phone Number

Software Engineer at United Network for Organ Sharing (UNOS)
Location: Richmond, Virginia, United States 7 work roles
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✓ Verified August 2026 2 data sources Profile completeness 71%

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Current company
United Network for Organ Sharing (UNOS)
Role
Software Engineer
Location
Richmond, Virginia, United States
Company size
546 employees

Who is John Lingenfelser? Overview

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Quick answer

John Lingenfelser is listed as Software Engineer at United Network for Organ Sharing (UNOS), a with 546 employees, based in Richmond, Virginia, United States. AeroLeads shows a matched LinkedIn profile for John Lingenfelser.

John Lingenfelser previously worked as Freelance Software Engineer at Tantung and Software Engineer at Virginia Tech.

Company email context

Email format at United Network for Organ Sharing (UNOS)

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United Network for Organ Sharing (UNOS)

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Profile bio

About John Lingenfelser

Skilled software developer with 6 years of experience in the industry. Proficient in a variety of programming languages, including TypeScript, JavaScript, and Python. Strong problem-solving skills and a passion for creating efficient, scalable solutions. Proven track record of delivering high-quality software on time and on budget. Knowledgeable about Full Stack Engineering best practices, and familiar with several frameworks including, Tailwind CSS, React, React Admin, and Angular. Has held additional roles in systems operations and education. Demonstrated strong collaboration and communication skills. Has contributed to a number of research projects, co-authoring papers on topics such as solar energy production and water scarcity.

Current workplace

John Lingenfelser's current company

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United Network for Organ Sharing (UNOS)
United Network For Organ Sharing (Unos)
Software Engineer
richmond, virginia, united states
Website
unos.org
Employees
546
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7 roles

John Lingenfelser work experience

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

Freelance Software Engineer

Tantung

London

Worked with a london based startup under TANTUNG LTD. Tasked with web application outline and MVP development, utilized MongoDB, AWS Lambda, S3, Datatables, React, NextJS, and Express.

Sep 2022 - Dec 2022

Software Engineer

Virginia Tech

Blacksburg, Virginia, United States

Worked within an Agile software development team to design and produce cloud-backed multi-page user-facing web applications with greater than 20,000 active users. Utilized tools such as React, NodeJS, Express, Jest, Tailwind CSS, Material UI, React Admin, and AWS services such as Lambda, S3, Data tables. Designed internal systems including order entry/management tools, revenue reporting, and production workflow tracking. Architected virtualized development environments using Docker and Kubernetes.

Apr 2020 - Jun 2022

Technical Support Specialist

Virginia Tech

Blacksburg, Va

Provided technical support to more than 900 faculty and staff within the Division of Student Affairs.Assisted in all IT tasks related to deployment of new inventory, hardware, and software.Analyzed, diagnosed, and resolved bugs using approved procedures.Collaborated with software developers, operations staff, supervisors, and clients.Updated tickets and coordinated necessary workflows.

Nov 2019 - Apr 2020

Software Developer

Ccww

Christiansburg, Virginia, United States

Wrote digital applications to maintain relevant databases and aid in data collection for both lab and business environments using Python.Wrote additional software in Python to automatically create necessary 3rd party and Government forms.

Sep 2018 - Nov 2019

Programming Instructor

Internal Drive, Inc. Dba Id Tech

Williamsburg, Virginia, United States

Instructed students in the fundamentals of computer programming, as well as code structuring and problem solving skills.

Jun 2015 - Aug 2017

Researcher

Nasa - National Aeronautics And Space Administration

Ft. Langley

Performed geospatial research through the NASA DEVELOP branch at Langley Air-Force Base. Tasked with team-based problem solving related to climate change and satellite monitoring using GIS tools. Wrote Python scripts for migrating satellite data to rasterized GIS maps. Managed external client interactions as a representative for NASA DEVELOP. Co-authored papers on topics such as "Deriving Solar Energy production Suitability for the Mid-Atlantic Region" and "Strains on the Plains: A World Without Water."

Jun 2013 - Aug 2014
Team & coworkers

Colleagues at United Network for Organ Sharing (UNOS)

Other employees you can reach at unos.org. View company contacts for 546 employees →

KW Kimberly Williams - Manley Kimberly Williams - Manley Colleague at United Network For Organ Sharing (Unos)Norristown, Pennsylvania, United States View → DN Dan Noreen Dan Noreen Colleague at United Network For Organ Sharing (Unos)Winston-Salem, North Carolina, United States View → RB Rob Boss Rob Boss Colleague at United Network For Organ Sharing (Unos)United States View → LA Laurel Avery Laurel Avery Colleague at United Network For Organ Sharing (Unos)Manassas, Virginia, United States View → BH Bridgette Huff Bridgette Huff Colleague at United Network For Organ Sharing (Unos)Richmond, Virginia, United States View → BC Brendon Cummiskey, Phd Brendon Cummiskey, Phd Colleague at United Network For Organ Sharing (Unos)Greater Richmond Region, United States View → CF Cole Fox Cole Fox Colleague at United Network For Organ Sharing (Unos)New York, United States View → PM Paige Mudd Paige Mudd Colleague at United Network For Organ Sharing (Unos)Richmond, Virginia, United States View → SR Sharon Ricker Sharon Ricker Colleague at United Network For Organ Sharing (Unos)Powhatan, Virginia, United States View → HM Heather Mitchell Heather Mitchell Colleague at United Network For Organ Sharing (Unos)Richmond, Virginia, United States View →
FAQ

Frequently asked questions about John Lingenfelser

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

What company does John Lingenfelser work for?

John Lingenfelser works for United Network for Organ Sharing (UNOS).

What is John Lingenfelser's role at United Network for Organ Sharing (UNOS)?

John Lingenfelser is listed as Software Engineer at United Network for Organ Sharing (UNOS).

Where is John Lingenfelser based?

John Lingenfelser is based in Richmond, Virginia, United States while working with United Network for Organ Sharing (UNOS).

What companies has John Lingenfelser worked for?

John Lingenfelser has worked for United Network For Organ Sharing (Unos), Tantung, Virginia Tech, Ccww, and Internal Drive, Inc. Dba Id Tech.

Who are John Lingenfelser's colleagues at United Network for Organ Sharing (UNOS)?

John Lingenfelser's colleagues at United Network for Organ Sharing (UNOS) include Kimberly Williams - Manley, Dan Noreen, Rob Boss, Laurel Avery, and Bridgette Huff.

How can I contact John Lingenfelser?

You can use AeroLeads to view verified contact signals for John Lingenfelser at United Network for Organ Sharing (UNOS), including work email, phone, and LinkedIn data when available.

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