About Us

The Judge.me Team

Peter-Jan Celis


Peter-Jan "PJ" Celis wrote our first line of code on his 29th birthday in January 2015. He first worked on Judge.me as a weekend and evening project, going full time in June of 2016.

Before founding Judge.me, PJ was a strategy consultant, Ruby on Rails developer, marketing lead in medical tourism, and founder of an online arbitration company.

PJ is from Belgium but now lives in Saigon, Vietnam. He holds a master degree in applied economics from the KULeuven.

Linh Dam


Linh Dam is the CTO of Judge.me and was involved in the project from day 1. Originally working weekends on Judge.me starting January 2015, Linh went full time in April of 2016.

Before Judge.me, Linh was the front-end lead for HipVan, a multimillion dollar furniture ecommerce company based in Singapore. Linh is a fullstack developer, building on his job experience as a Ruby of Rails developer.

Linh is born and raised in Saigon, Vietnam. He holds a bachelor degree in computer science from RMIT.

Duc Trinh


Duc Trinh joined Judge.me as a developer in May of 2017.

Before Judge.me, Duc was a senior developer at DocDoc, a medical tourism platform, and Mingle2, a dating website. In his free time, Duc is developing a commercial grade flight simulator (!).

Duc is born and raised in Saigon, Vietnam. He holds a bachelor degree in software engineering from RMIT and a private and commercial pilot license from the Liberty School of Aeronautics.

Octavian Babus


Octavian Babus joined Judge.me as a developer in May of 2017. A logician from Romania, Octavian became a developer after moving to Vietnam.

Before Judge.me, Octavian was a Ruby on Rails developer at Dagoba.io, a fledgling ecommerce platform.

Octavian was born and raised in Bucharest, Romania. He holds a master degree in mathematics from the University of Bucharest and a PhD in computer science from the University of Leicester.

Annie Le


Khe Uyen Hoang "Annie" Le joined Judge.me as our day support represenative in October of 2017.

Before Judge.me, Annie was an account executive at Tenzing Pacific Insurance Services and member of the Global Talent Program at AIESEC Vietnam.

Annie is born and raised in Da Nang, Vietnam and now lives in Saigon, Vietnam. She holds a bachelor in Commercial English from Da Nang College of Foreign Language.

Felix Süllwold

DIrector of Marketing

Felix Süllwold joined Judge.me as our director of marketing in October of 2017.

Before Judge.me, Felix was the head of marketing at MySQUAR, an app-based social network for Myanmar, and responsible for CRM at HomeToGo, a meta search engine for vacation rentals.

Originally from Germany, Felix spent part of his high school in Kansas and studied economics in Switzerland and Vietnam. He holds a bachelor in economics from the University of St.Gallen.

Khoi Nguyen


Khoi Nguyen joined Judge.me as a developer in December 2017.

Khoi is a senior full-stack Rails engineer by day and a WordPress/WooCommerce ninja by night. Aside from professional expertise, he is also a certified scuba diver.

Born and raised in Vietnam, Khoi is now residing in Melbourne pursuing his master degree in data science. He currently holds a bachelor degree of computer science at RMIT University.

Tony Nguyen


Tony Nguyen joined Judge.me as our night support representative in December 2017.

He previously was a teaching assistant at Aten English Center and worked as a viral video creator for SaoStar, where his videos achieved over 6 million views on Facebook.

Tony was born and raised in Saigon, Vietnam and has a bachelor degree in English Teaching from the Ho Chi Minh City University of Technology.

Ricardo Kehbel

Chief Marketer

Ricardo Kehbel joined Judge.me as Chief Marketer in February of 2018 and is responsible for running the Judge.me performance marketing agency.

Before Judge.me, Ricardo was working in digital marketing with a focus on PPC in agencies and in-house. He has worked in Performance Marketing in various companies, including the German online loan comparison portal smava GmbH.

Ricardo holds a bachelor degree in Sociology and communication science from the University of Jena. Originally from Germany, Ricardo now lives in the mountains of Bansko, Bulgaria.

Work at Judge.me

If you are interested in joining Judge.me, please email our support.

We are looking for senior developers who:

  • can self-manage and deliver code without handholding
  • thrive on working remotely in a small team
  • have an investment mentality, and want to build for the long term
  • care about great customer support, with a willingness to help out
  • are familiar with our tech stack (Ruby on Rails, vanilla JavaScript, Sidekiq, Heroku)
  • have experience with ecommerce platforms (Shopify, WooCommerce, Magento, etc)