Bryan Castillo
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Bryan Castillo Email & Phone Number

Lead Principal Software Engineer at Microsoft at Microsoft
Location: Snohomish, Washington, United States 12 work roles 2 schools
2 work emails found @microsoft.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

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Work email b****@microsoft.com
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Current company
Role
Lead Principal Software Engineer at Microsoft
Location
Snohomish, Washington, United States
Company size

Who is Bryan Castillo? Overview

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Quick answer

Bryan Castillo is listed as Lead Principal Software Engineer at Microsoft at Microsoft, a company with 10 employees, based in Snohomish, Washington, United States. AeroLeads shows a work email signal at microsoft.com and a matched LinkedIn profile for Bryan Castillo.

Bryan Castillo previously worked as Lead Principal Software Engineer at Microsoft and Principal Software Engineer at Microsoft. Bryan Castillo holds Bachelor Of Science - Bs, Computer Science And Software Engineering from University Of Washington.

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Email format at Microsoft

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{first}.{last}@microsoft.com
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Profile bio

About Bryan Castillo

I am lead software developer with 20+ years of experience in a wide variety of technologies, languages, and domains. I have worked on payment processing systems, e-commerce, video streaming, crowd-sourcing, product search engines, healthcare systems, game server software, data center process automation, and data science. I pick up new technologies quickly and constantly. I prefer to work in collaborative team environments as a tech lead, where I have responsibilities beyond my own individual contributions, which include hiring, career growth plans, and training.

Listed skills include Java, Software Engineering, Perl, Linux, and 23 others.

Current workplace

Bryan Castillo's current company

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Microsoft
Microsoft
Lead Principal Software Engineer at Microsoft
Redmond, WA
Website
Employees
10
AeroLeads page
12 roles

Bryan Castillo work experience

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

Lead Principal Software Engineer

Current

Redmond, Washington, US

I have been leading small teams in the Cloud Operations and Innovation organization, which focuses on improving the operations, safety, and efficiency of Microsoft data centers.I was the lead for an AI team for 3 years, which included software engineers and data scientists. We built out machine learning models to improve data center task recommendations.

Oct 2018 - Present

Principal Software Engineer

Redmond, Washington, US

Our team is building software and systems to automate the purchasing, installation, and management of hardware for Microsoft data centers. We are part of the Microsoft Cloud Infrastructure Organization and are one of the groups helping Azure scale.Our teams are hiring software engineers. Please contact me if you are interested in helping build out.

Jan 2016 - Oct 2018

Sr. Software Engineer

Seattle, WA, US

Payments Portal: Designed and built a web component platform used to create payments related user experience components. Payments user interface components are embedded and used by multiple groups at Amazon including the main Amazon retail website, Kindle content store, Amazon Instant Video, and Amazon Web Services. Payments Portal is also used to get new.

Dec 2011 - Jan 2016

Software Development Engineer Ii

Seattle, WA, US

Device Integration: Senior engineer for the device integration team. Responsible for web services used by video streaming web-sites, mobile phones, tablets, internet connected televisions, and game consoles.Technical lead for service scaling and device integration for video streaming in support of the Kindle Fire launch. Created plans and projects for 5.

Jun 2010 - Dec 2011

Software Development Engineer Ii

Seattle, WA, US

I was a major contributor on the Mechanical Turk team. I worked on front end user interfaces, back-end web services, and client developer libraries. Lead engineer for Mechanical Turk data warehousing. Designed and implemented Postgresql setup and deployment. Designed and implemented custom ETL and reporting system using JRuby.Core contributor to Mechanical.

Dec 2008 - Jun 2010

Software Development Engineer Ii

Seattle, WA, US

I was a major contributor on the Mechanical Turk team. I worked on front end user interfaces, back-end web services, and client developer libraries. Lead engineer for Mechanical Turk data warehousing. Designed and implemented Postgresql setup and deployment. Designed and implemented custom ETL and reporting system using JRuby.Core contributor to Mechanical.

Aug 2006 - Dec 2008

Senior It Analyst

Woonsocket, RI, US

Programmer for prescription benefits management group. Core contributor to rewrite of the benefits management web console. Designed and implemented tools and libraries for ETL system used to assist merging data sets and data processing workflows from recently purchased companies. The custom ETL tool, was used by multiple groups for various integration and.

Jun 2005 - Aug 2006

Independent Consultant And Developer

Pragmatic Solutions, Inc.

Worked part-time as an independent consultant for applications used by the U.S. military used to administer and report on recruitment programs, related to the video game America's Army. I developed websites in PHP, administered web servers and database servers.

Dec 2004 - Jun 2005

Systems Programmer

Chandler, Arizona, US

Core contributor to the Insight product search engine used by the website and sales associates for finding and comparing computer related products. I lead the implementation and re-design of the core product index. The core index library allows Java programmers to access fast low level search operations on a distributed version of the product database.

Jun 2004 - Jun 2005

Software Developer

US

Engineer for SCAN Online, a service used by major retailers such as Walmart and The Home Depot to determine if checks should be accepted at point of sale. The system used information about previous check writing history, geographic locations, and the number of checks and sum of amounts across multiple retailers to determine the likelihood that a check.

Jan 2001 - Jun 2004

Production Services Technician

US

Systems operator for data transfers, network availability, and system backups. Maintained and edited automated data transfer scripts in Perl and Korn shell. Responsible for troubleshooting and resolving network connectivity issues between partners. Responsible for escalation of customer facing issues and systems outages including communication between.

Nov 1999 - Jan 2001

Call Center Representative

US

Customer service contact for the Shared Check Authorization Network. Responsible for communicating with customers and retailers regarding check acceptance policies. Part of the fraud research team. Involved with user acceptance testing and application security testing.

Jul 1998 - Nov 1999
Team & coworkers

Colleagues at Microsoft

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2 education records

Bryan Castillo education

Bachelor Of Science - Bs, Computer Science And Software Engineering

University Of Washington

Aas, General/Computer Science

Edmonds College
FAQ

Frequently asked questions about Bryan Castillo

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

What company does Bryan Castillo work for?

Bryan Castillo works for Microsoft.

What is Bryan Castillo's role at Microsoft?

Bryan Castillo is listed as Lead Principal Software Engineer at Microsoft at Microsoft.

What is Bryan Castillo's email address?

AeroLeads has found 2 work email signals at @microsoft.com for Bryan Castillo at Microsoft.

Where is Bryan Castillo based?

Bryan Castillo is based in Snohomish, Washington, United States while working with Microsoft.

What companies has Bryan Castillo worked for?

Bryan Castillo has worked for Microsoft, Amazon Payments Platform, Amazon Web Services / Mechanical Turk, Caremark, and Pragmatic Solutions, Inc..

Who are Bryan Castillo's colleagues at Microsoft?

Bryan Castillo's colleagues at Microsoft include Eladio Guzman, Joel Homes, Maryam Shaparak, Saurabh Sharma, and Meire Lopes.

How can I contact Bryan Castillo?

You can use AeroLeads to view verified contact signals for Bryan Castillo at Microsoft, including work email, phone, and LinkedIn data when available.

What schools did Bryan Castillo attend?

Bryan Castillo holds Bachelor Of Science - Bs, Computer Science And Software Engineering from University Of Washington.

What skills is Bryan Castillo known for?

Bryan Castillo is listed with skills including Java, Software Engineering, Perl, Linux, Software Development, Agile Methodologies, Scalability, and Distributed Systems.

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