Alex Wong, Developer in Madison, United States
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Alex Wong

Verified Expert  in Engineering

Salesforce AppExchange Developer

Madison, United States
Toptal Member Since
February 16, 2016

Alex is an independent software consultant with more than 15 years of experience. He has helped companies of all sizes, from nascent startups to Fortune 500 corporations, successfully deliver software projects by providing expertise in development, architecture, and management. He has built solutions in everything from large-scale distributed systems to rich internet front-ends for clients such as Sun Microsystems, Zendesk, and GE Capital.


CountAbount, LLC
CodeIgniter, PHP, Bootstrap, JavaScript
Toolshed Software, LLC
Salesforce Apex, Resque, Ruby on Rails (RoR), JavaScript
Flash ActionScript, Flex, Git, Ruby on Rails (RoR), Ruby




Preferred Environment

Amazon EC2, Google Hangouts, Vim Text Editor, Git, Vagrant, MacOS

The most amazing...

...thing I've built by myself was a near real-time administrative console for managing a dynamic VOIP conferencing system.

Work Experience


2012 - PRESENT
CountAbount, LLC
  • Developed a caching system for category and account information to improve the performance of the data import service using PHP.
  • Designed and developed parallelization for the data import service to spread it over several workers to improve the real-time performance using PHP and shell scripts.
  • Designed and developed a revised data architecture and the code to handle a more consistent storage representation for financial transactions in PHP and JavaScript.
  • Designed and developed a JSON-based protocol and libraries to facilitate communication between PHP, JavaScript, and Java-based services.
  • Fixed the front-end module handling the input of bank information to streamline the user experience and improve the performance of the front-end code in JavaScript.
Technologies: CodeIgniter, PHP, Bootstrap, JavaScript

Lead Developer

2007 - PRESENT
Toolshed Software, LLC
  • Built scalable and asynchronous worker system to perform file analysis in Ruby using Resque.
  • Architected and led a team to build a custom single page web app baked by RESTful services hosted on Salesforce.
  • Designed and built a data processing services framework used to build a data sync/integration service using JavaScript.
  • Adapted a language translation web application to move from JSONP to CORS based web services.
  • Built a Salesforce1-based custom app and supporting back-end logic for a corporate training company.
Technologies: Salesforce Apex, Resque, Ruby on Rails (RoR), JavaScript

Senior Developer

2009 - 2010
  • Designed and developed Flex/ActionScript administrative clients.
  • Designed and developed REST-based web applications in Merb for handling administration of advertising services.
  • Worked with customers to triage, investigate, and resolve their bugs and feature requests.
  • Started the development and transition of administrative applications to single-page application architectures.
  • Developed animated maps based on visualization of advertising hits over time for a marketing site.
Technologies: Flash ActionScript, Flex, Git, Ruby on Rails (RoR), Ruby

AccessGE Web App
AccessGE is a content library web app for clients of GE Capital that allows clients to browse through a large collection of articles and videos and allows engagement managers to create collections (or folios) of documents tailored to specific client needs. I architected and led the development of this single page app with a Salesforce APEX back-end.


SOQL, Java, Ruby, JavaScript, PHP, Flash ActionScript


Salesforce API, Resque, Node.js, React


Salesforce Dataloader, Vagrant, Git, Vim Text Editor, Google Hangouts


Agile Software Development


Salesforce, Salesforce 1, Heroku, MacOS, Linux, Amazon EC2


Salesforce AppExchange, Salesforce Apex


Redis, PostgreSQL


Bootstrap, CodeIgniter, Flex, Ruby on Rails (RoR), Sinatra

1990 - 1994

BA with Honors Degree in Astrophysics

Williams College - Williamstown, Massachusetts (USA)