Johndenver Contaoi

I can do


I am a self-taught programmer with 10 years of experience in both development and server management. Currently, I am learning AI development to embrace the changes we are witnessing today.

Web & Mobile Developer

  • Birthday: February 24, 1989
  • Website:
  • Phone: +639353415221
  • City: Antipolo City, Philippines
  • Age: 34
  • Degree: Currently pursuing a Bachelor's degree in Computer Science
  • Email: [email protected]
  • Freelance: Available

I am currently studying Bachelor of Science in Information Technology at Informatics Manila. I aspire to become an AI scientist in the future.


My expertise primarily lies in development and server management. While I'm not as proficient as a dedicated UI/UX designer, I can still create designs given the right references.

HTML 100%
CSS 90%
JavaScript 90%
React Native 80%
Flutter 60%
Elasticsearch 85%
PHP 95%
Python 80%
WordPress/CMS 90%
Shopify 70%
Photoshop 55%
Server Management 90%



Johndenver Taroy Contaoi

Innovative and goal-oriented individual with 10 years of experience as a developer and server manager.

  • B24 L60 Schilling Lores Country Homes, Antipolo City, Rizal, Philippines
  • +639353415221
  • [email protected]


Bachelor of Science in Computer Science

2021 - Present

Informatics Manila - Antipolo City, Philippines

Diploma in Information Technology - Dropout

2009 - 2010

Sumulong College of Arts & Sciences - Antipolo City, Philippines

Professional Experience

Senior Fullstack Web Developer

2022 - Present

On-Site Storage Solutions - Wildomar, CA, USA

  • Lead the development process of the Ecommerce site
  • Improve and check the technical SEO side of the site
  • Manage the VPS hosted in Digital Ocean

Senior Web and Mobile Developer (Individual Contractor)

2018 - July 2023

Infiniglobe LLC - Newport Beach , CA, USA

  • Developed features and new project based on the client's requirement
  • Oversee the entire mobile development process, from initial development to publishing on both the Google Play Store and Apple App Store.
  • Collaborated with other Contractors to finish other tasks
  • Developed an AI tool that extracts data from PDFs without compromising sensitive information.

Web/Desktop App Developer,System Administrator & IT support

2015 - Sept 2018

Marga Enterprises - Antipolo City , Philippines

  • Maintaining server and service computers
  • Desktop and Web based application Development
  • Wordpress Development , creating custom plugin and maintaining the sites

Web/Desktop App Developer & System Administrator

2013 - Oct 2015

Teksquad Institute - Antipolo City , Philippines

  • Managed in-house IT employees
  • Managed employees and students internet activities via remote administration tool
  • Auditing server and school/employee computers
  • Desktop and Web based application Development


  • All
  • Mobile App
  • Web
  • E-Commerce
  • Open AI


I've outlined some of the services I offer below. In addition to these, I provide many other services. Please don't hesitate to contact me if you need assistance with your development.

Web development & Customizations

I can help you build website from scratch or using any CMS or framework that you preffered to use.

Mobile Development

I can build cross platform mobile application using React Native.

OpenAI development

Let's build an application powered by open AI.

Fixing Bugs

I can help you fix annoying software bugs or finding it for you.

Technical SEO

Let me help you boost your SEO rank by optimizing your server or fix some render blocking plugins.

System/Server Management

Having a hard time managing your server? Let me handle that for you.


For Inquiry , please contact me using my details below.


Antipolo City , Rizal ,Philippines



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Johndenver Contaoi