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Spencer Firestone Email & Phone Number

Senior Principal Software Engineer at Workday at Workday
Location: Walnut Creek, California, United States 11 work roles 2 schools
1 work email found @workday.com 3 phones found area 415 and 703 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 3 phones

Work email s****@workday.com
Direct phone (415) ***-****
LinkedIn Profile matched
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Current company
Role
Senior Principal Software Engineer at Workday
Location
Walnut Creek, California, United States
Company size

Who is Spencer Firestone? Overview

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Quick answer

Spencer Firestone is listed as Senior Principal Software Engineer at Workday at Workday, a company with 5 employees, based in Walnut Creek, California, United States. AeroLeads shows a work email signal at workday.com, phone signal with area code 415, 703, and a matched LinkedIn profile for Spencer Firestone.

Spencer Firestone previously worked as Senior Principal Software Engineer at Workday and Principal Software Engineer at Workday. Spencer Firestone holds M.Eng., Electrical Engineering And Computer Science from Massachusetts Institute Of Technology.

Company email context

Email format at Workday

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{first}.{last}@workday.com
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AeroLeads found 1 current-domain work email signal for Spencer Firestone. Compare company email patterns before reaching out.

Profile bio

About Spencer Firestone

Experienced software developer with an extensive background in designing, developing, and implementing elegant solutions to challenging design problems. Excellent communication skills with a demonstrated ability to meet deadlines as technical leader and team member. Proven ability to successfully analyze an organization's critical functional requirements, identify deficiencies and potential opportunities, and develop innovative solutions for increasing reliability and improving productivity.

Listed skills include Java, Software Development, Linux, Tomcat, and 24 others.

Current workplace

Spencer Firestone's current company

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

Workday
Workday
Senior Principal Software Engineer at Workday
6230 Stoneridge Mall Road, Pleasanton, CA 94588, us
Website
Employees
5
AeroLeads page
11 roles

Spencer Firestone work experience

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

Senior Principal Software Engineer

Current

Pleasanton, California, US

Nov 2021 - Present

Principal Software Engineer

Pleasanton, California, US

May 2018 - Nov 2021

Senior Software Engineer

Pleasanton, California, US

Aug 2016 - Apr 2018

Principal Software Engineer And Technology Lead, Data Services

Arlington, VA, US

Took on tech lead role on the Data Services team, which uses Hadoop, HBase, and Kiji for the ingest, storing, and retrieval of billions of smart-meter data records. Tech lead responsibilities included gatekeeping of our codebase by reviewing all pull requests, taking ownership of any high priority issues/fires/support, mentoring junior developers, and.

Mar 2014 - Jul 2016

Systems/Software Engineer Vi

Palo Alto, CA, US

  • Primary engineer responsible for new features and maintenance of the Fortify Java Core Runtime Platform – a product that instruments bytecode to extract information from applications running in the JVM to report on or.
  • Researched, designed, and implemented a method to use the Runtime Platform to detect the REST structure at initialization of an application using JAX-RS (Java) or WCF (.NET) to enhance gray-box testing with HP’s.
  • Implemented configurable compression and FIPS-compliant AES encryption of the Runtime/WebInspect HTTP communication channel
  • Architected and created a flexible guided live demo/training framework using SWT. Submitted framework as a new idea to the HP 2013 Cycle 3 InnoStream and received the highest number of votes among HP Software.
Dec 2010 - Mar 2014

Lead Software Development Engineer

Allocade, Inc.
  • Hired as first full time employee to develop a healthcare software product in the hospital enterprise space to perform resource optimization for patient throughput, increase patient/procedure visibility, and enhance.
  • Designing, maintaining, and enhancing database schema and modeling using MySQL and Hibernate
  • Providing all server-side business logic to support Scheduler and Client consumers
  • Architecting a flexible seed/user/hybrid data model to allow custom configuration for individual hospitals
  • Developing a seed data injector/extractor/converter using table metadata that became the primary tool for Operations to install and update the product to customers
  • Analyzing customer needs to create robust HL7 feed interfaces and abstractions for ORM, SIU, ADT, Group Order, and Lab messages
Apr 2007 - Dec 2010

Project Leader, Development – Advanced Pricing

Austin, Texas, US

Identified functional gaps between the PL/SQL and next-generation Java Pricing Engine and migrated pricing functionality for production.

Sep 2006 - Mar 2007

Senior Applications Engineer – Advanced Pricing

Austin, Texas, US

Became lead developer of the product’s HTML UI. Worked closely with a Project Manager to redesign the functional flow. Was the sole developer responsible for architecting and implementing the application’s browser back button support.

Sep 2004 - Sep 2006

Applications Engineer – Advanced Pricing

Austin, Texas, US

Prevented hundreds of functional gaps and allowed managers to easily monitor code branch integrity by creating and maintaining a PERL script to generate a report specifying when code had been changed on one branch but not frontported to all of the other branches.Designed and maintained Common Development Directories for each Advanced Pricing release.

Sep 2002 - Sep 2004

Draper Fellow

Cambridge, MA, US

Conducted research in coordination and resource allocation algorithms and partially observable Markov decision processes in a battle management world to complete a Master’s thesis. Implemented past research in the Windows environment using Java, modified the totally observable battle management world to partially observable, and compared results.

Jun 1999 - May 2002

Contract Developer

US

Designed and implemented a dynamic product-based website to allow a health product company to update its inventory and create new product description pages through a web-based interface. Created a new back and front end shopping cart system, enhancing site functionality and ease of use.Designed and programmed a web-based user and business account.

Dec 2000 - Sep 2001
Team & coworkers

Colleagues at Workday

Other employees you can reach at workday.com. View company contacts for 5 employees →

2 education records

Spencer Firestone education

M.Eng., Electrical Engineering And Computer Science

Massachusetts Institute Of Technology

S.B., Electrical Engineering And Computer Science

Massachusetts Institute Of Technology
FAQ

Frequently asked questions about Spencer Firestone

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

What company does Spencer Firestone work for?

Spencer Firestone works for Workday.

What is Spencer Firestone's role at Workday?

Spencer Firestone is listed as Senior Principal Software Engineer at Workday at Workday.

What is Spencer Firestone's email address?

AeroLeads has found 1 work email signal at @workday.com for Spencer Firestone at Workday.

What is Spencer Firestone's phone number?

AeroLeads has found 3 phone signal(s) with area code 415, 703 for Spencer Firestone at Workday.

Where is Spencer Firestone based?

Spencer Firestone is based in Walnut Creek, California, United States while working with Workday.

What companies has Spencer Firestone worked for?

Spencer Firestone has worked for Workday, Opower, Hp Enterprise Security, Allocade, Inc., and Oracle.

Who are Spencer Firestone's colleagues at Workday?

Spencer Firestone's colleagues at Workday include Greg Beretta, Ryan Turner, Krishnan Moxmar, Pete Hak, and Nick Campo.

How can I contact Spencer Firestone?

You can use AeroLeads to view verified contact signals for Spencer Firestone at Workday, including work email, phone, and LinkedIn data when available.

What schools did Spencer Firestone attend?

Spencer Firestone holds M.Eng., Electrical Engineering And Computer Science from Massachusetts Institute Of Technology.

What skills is Spencer Firestone known for?

Spencer Firestone is listed with skills including Java, Software Development, Linux, Tomcat, Sql, Perl, Xml, and Web Applications.

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