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Joseph Barker

Senior Software Engineer

A pretty rockin' dude

Portland, Oregon

Section title

Joseph Barker's Email Addresses & Phone Numbers

Joseph Barker's Work Experience


Senior Software Engineer

Portland, Oregon Area


Senior Software Engineer

August 2015 to February 2017

San Francisco


Software Engineering Intern

June 2010 to September 2013

Greater Seattle Area, Los Angeles

Joseph Barker's Education

University of California, Los Angeles

Doctor of Philosophy (Ph.D.), Computer Science

2007 to 2015

University of Oregon

Bachelor’s Degree, Computer Science

1999 to 2003

Joseph Barker's Professional Skills Radar Chart

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Joseph Barker's Estimated Salary Range

About Joseph Barker's Current Company


Currently working on the Routing team, which finds optimal routes for vehicles on the city grid.

Frequently Asked Questions about Joseph Barker

What company does Joseph Barker work for?

Joseph Barker works for Uber

What is Joseph Barker's role at Uber?

Joseph Barker is Senior Software Engineer

What is Joseph Barker's personal email address?

Joseph Barker's personal email address is jo****[email protected]

What is Joseph Barker's business email address?

Joseph Barker's business email address is j****[email protected]

What is Joseph Barker's Phone Number?

Joseph Barker's phone (503) ***-*349

What industry does Joseph Barker work in?

Joseph Barker works in the Computer Software industry.

Who are Joseph Barker's colleagues?

Joseph Barker's colleagues are Ryan Falor, Alex Bangert, Hetal Savaliya, Ye MPP, Xier Zheng, Erez Bosch, Corin Nader, Moonie Wang, Justin Lee, and Kishore Guruswamy

About Joseph Barker

💼 Past Experience

Barker has 4 internships. They all went to different companies, until they got promoted to their current position at Uber. Barker is also a Senior Software Engineer at Twitter from August 2015 to February 2017. He was at Twitter from August 2015 to February 2017 in San Francisco. Barker also worked at Search Infrastructure, which develops the real-time information-retrieval system that powers Twitter Search and several other Twitter products for 4 years 4 months. He was at Google from June 2010 to September 2013 for 3 years 4 months. Barker also worked on Zeitgeist, a tool for detecting anomalies in search query rates and developing techniques for dynamically altering the flexibility of query models. He was also a Research Scientist at On Time Systems from April 2003 to July 2007 for 4 years 4 months. Barker is also a Tech Lead at DWARP, a project developing a distributed scheduling engine for the Air Force’s non-combat aircraft sorties. He also led the project over three years, eventually heading a three-person research team. Lastly, he is a Staff Engineer at Uber where he is currently a Senior Software Engineer.

🎓 Education

Joseph Barker's education and work readiness have always been an area of focus for him.Since his undergraduate days at the University of Oregon, Barker has pursued a career in computer science, subsidiary to his love of teaching.After completing his doctorate in Computer Science at the University of California, Los Angeles in2015, Barker was prepared for what lie ahead in his professional career.Barker has been a pluridisciplinary scientist, working in a range of applications from physics to engineering and software development.He knows the importance of working collaboratively and is excited to continue his work with her students and colleagues at UC Berkeley, where he currently chairs the Computer Science Department.At UC Berkeley, Barker is happiest in teaching and engaging his students in scientific research. He has inspired many of his alumni to become leading experts in their field and continues to contribute to the undergraduate and graduate dialouges inComputer Science.

💡 Technical & Interpersonal Skills

Barker has worked in a number of roles within software engineering, including during his time as a software engineer with Uber in Portland, Oregon. Here, he is responsible for the Routing team, which helps drivers get the best route to their destinations. Barker is also responsible for the development of the real-time information-retrieval system that powers Twitter Search and several other Twitter products.After leaving Uber, Barker worked as a software engineer for Search Infrastructure, which helps developers find the best way to search for information. Barker also worked on a project that reduced the team’s on-call workload, including developing a comprehensive end-to-end test suite and an automated layout management service for the search-index’s cluster. Barker also worked as an intern at Google in Los Angeles. Here, he developed techniques for dynamically altering the flexibility of query models and studied algorithms to improve FatCat, a tool for taxonomic website classification.In April 2003, Barker left Google to working as a technical lead for DWARP, a project developing a distributed scheduling engine for the Air Force’s non-combat aircraft sorties. Barker eventually led a three-person research team. In 2007, Barker left On Time Systems to working as a tech lead for DWARP at Air Force Materiel Command. Here, he developed the development of a distributed scheduling engine for the Air Force’s non-combat Aircraft sorties and also developed a tool for optimizing schedules with stochastic constraints and WARP, an A*-based tool that routes all of the Air Force’s non-combat aircraft missions.

Joseph Barker’s Personal Email Address, Business Email, and Phone Number

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In a nutshell

Joseph Barker's Personality Type

Introversion (I), Sensing (S), Thinking (T), Perceiving (P)

Average Tenure

3 year(s), 1 month(s)

Joseph Barker's Willingness to Change Jobs



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