Erica kastner

(she/her)

@poptartfae.eurosky.social

Seasoned Staff Engineer

Lead Developer at Thoughtworks

Spain🇪🇸

Open to:Full-time rolesContract rolesPart-time rolesCommissioned work

Preferred workplace:On-siteRemote (same country)HybridRemote (same region)

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A pragmatic, product-minded tech leader with over 23 years of experience whose passion is collaborative and sustainable software development and architecture.

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Career: 16

Lead Developer

Thoughtworks

Barcelona, Catalonia, Spain

Jul 2025 - Present

Lead Developer

Thoughtworks

Chicago, Illinois, United States

Apr 2022 - Jul 2025

Lead Developer

greyshore

Remote

Jun 2020 - Mar 2022

Lead Developer

ThoughtWorks

Greater Chicago Area

Nov 2017 - Jul 2020

Lead Engineer

Faraday Inc.

Aug 2014 - Nov 2017

Senior Engineer

EMEX, LLC (The Energy Market Exchange)

Dec 2013 - Jul 2014

Technical Cofounder

Lanio

Jan 2013 - Nov 2013

Contract Software Engineer

Elevator Up

Oct 2012 - Dec 2012

Rails Developer

Brighter Planet

Remote

Feb 2010 - Oct 2012

Consultant

Independent Consulting

2007 - Oct 2010

Software Engineer

Greenview Data, Inc.

Ann Arbor, MI

Jan 2008 - Jan 2010

Programmer / Analyst

Michigan Public Health Institute

Okemos, MI

Apr 2007 - Jan 2008

Software Engineer

Eagle Software Group, Inc.

Fairfax, VA

Jul 2003 - Apr 2007

Web Developer

Global Reach Internet Productions

Ames, IA

Sep 2001 - May 2003

IT Assistant / Intern

US Department of Agriculture

Washington, DC

May 2001 - Aug 2002

CSR

Meyocks and Priebe, Inc.

1998 - 1999

Education: 1

Iowa State University

Minor

Received a minor degree in German

Projects: 9

Careplane

chrome.google.com/webstore/detail/careplane/nnfhekhgpccbbfcklllodpnlfakndkgl?hl=en

2012 - Present

Native Energy Travel Emissions Offset Calculator

nativeenergy.com/travel.html

2012 - Present

Integrated an existing travel calculator app with Brighter Planet's CM1 web service.

Sparkwire

youtube.com/watch?v=BSxuSUip_OA

2012 - Present

An app that automatically logs in to a user's utility site to fetch Green Button energy usage data to make it available for web apps as an OAuth service.

Hootroot

github.com/faradayio/hootroot1

2011 - Present

A google maps-based application that combined transit directions from hopstop.com with carbon emissions calculations to show users the environmental impacts of various transportation options (car, air, bus, rail, biking).

CM1 Carbon Emissions Calculation Platform

impact.brighterplanet.com

Aug 2010 - Present

Wowcrowd/Good Maker

maker.good.is

Jun 2010 - Present

Accunurse

accunurse.com/

2007 - Present

A nursing home care documentation for nursing assistants that is voice activated.

Tronprint

github.com/faradayio/tronprint

A Rails plugin that monitored the carbon footprint of a web application based on server characteristics and resource usage.

Seeking Michigan

seekingmichigan.org

Skills: 26

Technical

AJAXApacheBashCSSGitHTMLJavaJavaScript

jQueryLinuxMongoDBMySQLNode.jsPerlPHPPostgreSQLRESTRubyRuby on RailsTDDWeb Development

Business

Agile Methodologies

Other

BDDData MiningRSpecWeb Applications

Also find Erica kastner on…

EuroSky (@poptartfae.eurosky.social)