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Julien Guérand Email & Phone Number

Senior Applied AI Engineer at Papaya Payments
Location: Los Angeles County, California, United States 7 work roles 8 schools
1 work email found @ppaya.com 2 phones found area 626 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email j****@ppaya.com
Direct phone (626) ***-****
LinkedIn Profile matched
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Current company
Role
Senior Applied AI Engineer
Location
Los Angeles County, California, United States
Company size

Who is Julien Guérand? Overview

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Quick answer

Julien Guérand is listed as Senior Applied AI Engineer at Papaya Payments, a with 162 employees, based in Los Angeles County, California, United States. AeroLeads shows a work email signal at ppaya.com, phone signal with area code 626, and a matched LinkedIn profile for Julien Guérand.

Julien Guérand previously worked as Senior Applied AI Engineer at Papaya and Senior Algorithm Engineer at Papaya Payments. Julien Guérand holds Capes; Master Degree, Mathematics; Mathematics from Pierre And Marie Curie University.

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Email format at Papaya Payments

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{first}@ppaya.com
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Profile bio

About Julien Guérand

Applying Deep Learning to develop computer vision solutions to solve OCR related issues in camera captured documents.

Listed skills include Video Games, Game Development, Unity3D, Mobile Games, and 14 others.

Current workplace

Julien Guérand's current company

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Papaya Payments
Papaya Payments
Senior Applied AI Engineer
los angeles, california, united states
Website
Employees
162
AeroLeads page
7 roles

Julien Guérand work experience

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

Senior Applied Ai Engineer

California, United States

Senior Algorithm Engineer

Greater Los Angeles Area

Developed OCR system for Camera Captured documents using deep learningDesigned algorithms to analyze structure of OCRed documents and extract all available information required to duly process them.Designed a new logic to generalize some automated process so as to broaden their field of applications.

Producer And Software Engineer

Pasadena, California, Usa

Producer: Managed simultaneous projects sharing cross-functional resources. Successfully revisited the production process to introduce aspects of Agile methodology.- Successfully managed a $600,000 project funded by the National Science Foundation to create games and puzzles to teach mathematics. Improved efficiency by ensuring games scale through different grades and address different notions.- Partnered with William James College (formerly Massachusetts School of Professional Psychiatry) over 4 years and 3 different projects to create a set of games and activities introduced throughout a virtual world and aimed at improving emotional wellness and mental illness awareness.- Partnered with the University of North Texas to build games, activities, and a mobile app to develop awareness about wasteful power.- Designed multiple iterations of an activity for kids to help real life scientists analyze millions of images for presence of microorganisms. Fine-tuned feedback loops and reward incentives to improve kids' activity and sorting accuracy.- Managed creation and integration of the system allowing users to save and load their favorite avatars. This system was integrated in chat rooms with a chat command for dynamic loads.- Managed events and parties in the virtual world. Improved parties’ quality by adding new scoring mechanism and developing a new venue.- Directed efforts to adapt existing site to current needs of users: chat room conversion from Flash to JavaScript, modification of the UI for compatibility with touch devices, conversion to HTML5.Programmer: Used JavaScript (with jQuery and jQuery UI), HTML5 and CSS3 to add features to existing activities. Used Java, MySQL and Perl to improve server side data management and create relevant reports. Used HAXE to create an algorithm to evaluate user generated content.Others: Assumed the roles of QA analyst, Game designer, Data analyst or Marketing coordinator whenever necessary.

Apr 2012 - Aug 2017

Online Mathematics Tutoring

Prof'Express

Analysis of students difficulties and expert advice to allow them to overcome said difficulties.

Feb 2011 - Aug 2017

Post Graduate Producer Student And Class Representative

Enjmin

Angoulême, France

Organized project culling and team building to insure student projects would be viable in regard to time allocated and skills needed. Built planning for teams to meet faculty for milestones evaluation. Successfully managed with high praise 3 students’ projects:Managed the "Narcosis" project; · 6 month-long pre-production with a team of 9. · Developed with the Scrumm agile methodology supported by Jira and the GreenHopper plugin.Conceived and managed the "Cauchemar" project : (April ­ June 2011) · ACE 2011 game competition Gold Award · Developed on Ipad2 using the electronic gyroscope, with a 5 persons team in 3 months. · Suffered a 5 week loss due to the obsolescence of the Ios and unity/Ios licenses we were supposed to have. · Disturbed by late delivery of the Ipad2 with only 4 weeks of development left. · Despite that, through tasks and risks management leading to changes of the features and a thorough pre-production process, the project was delivered on time and earned the whole team a full round of applause. Managed the "ECHO" project : www.echo-the-game.com, (December 2010 to January 2011) · Developed using Game Maker, · with a team of 9 persons covering every field involved in the game production process, · and a production scheduled for 6 weeks including the Christmas 2 week holiday. · We used communication and management tools like SVN and Redmine, to be able to work from home and during our vacations. This allowed the project to be delivered on time without anyone on the team skipping any class, and got us the top score.

Oct 2011 - Mar 2012

Private Tutor

Methodia & House Cours

Analysis of students difficulties with Mathematics and/or Physics.Collaborative building of a plan to overcome those difficulties

Dec 2010 - Mar 2012

Certified Mathematics Teacher

Education Nationale , France

Built annual progressions to match national standards while maximizing students’ interest.Improved communication inside the teaching team and with the students' parents through the implementation of web-based technologies.- Created and managed two chess clubs and a strategy game club.- Worked with a theater and the local government to provide acting classes.- Organized a mathematics competition between elementary and middle school kids.- Participated in special mathematics classes to reintegrate at-risk youth.

Sep 2003 - Aug 2010
Team & coworkers

Colleagues at Papaya Payments

Other employees you can reach at ppaya.com. View company contacts for 162 employees →

8 education records

Julien Guérand education

Ai - Machine Learning - Deep Learning

Self Taught : Mit Opencourseware - Udacity - Coursera

Coursera -Deep Learning course: - Regularization with L2 or Dropout - Convolutional Neural Network and inception modules - Recurrent.

Master Degree, Management

Enjmin

Activities and Societies: As a class representative for 51 students from six specialties (production management, programming, game design.

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FAQ

Frequently asked questions about Julien Guérand

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

What company does Julien Guérand work for?

Julien Guérand works for Papaya Payments.

What is Julien Guérand's role at Papaya Payments?

Julien Guérand is listed as Senior Applied AI Engineer at Papaya Payments.

What is Julien Guérand's email address?

AeroLeads has found 1 work email signal at @ppaya.com for Julien Guérand at Papaya Payments.

What is Julien Guérand's phone number?

AeroLeads has found 2 phone signal(s) with area code 626 for Julien Guérand at Papaya Payments.

Where is Julien Guérand based?

Julien Guérand is based in Los Angeles County, California, United States while working with Papaya Payments.

What companies has Julien Guérand worked for?

Julien Guérand has worked for Papaya, Papaya Payments, Numedeon, Inc., Prof'Express, and Enjmin.

Who are Julien Guérand's colleagues at Papaya Payments?

Julien Guérand's colleagues at Papaya Payments include Daniela Santos, Sharon Shibley, Kaiden Murray, Andrew Miller, and Honey Joy Lapiz.

How can I contact Julien Guérand?

You can use AeroLeads to view verified contact signals for Julien Guérand at Papaya Payments, including work email, phone, and LinkedIn data when available.

What schools did Julien Guérand attend?

Julien Guérand holds Capes; Master Degree, Mathematics; Mathematics from Pierre And Marie Curie University.

What skills is Julien Guérand known for?

Julien Guérand is listed with skills including Video Games, Game Development, Unity3D, Mobile Games, Jira, Xbox 360, Game Mechanics, and Gameplay.

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