Zerofootprint Software Inc – Intermediate Java Developer

Toronto, ON

Update: This position has been filled.

Zerofootprint is looking for a full-time, experienced, environmentally focused developer for a key position in our exciting start-up. We have a small team that is in need of a developer to connect our SOA-based carbon management software to external systems by extending our APIs and connecting with third parties. You will be collaborating with our internal development team as well as external clients to develop the external interface to our carbon engine.


  • help to design and implement APIs for external use by customers and partners
  • design and implement connector solutions
  • collaborate with our development team on new features in our carbon management system
  • write and maintain unit and integration tests for all work
  • write documentation for all work, both for internal (team) and external (client) use


  • 3+ years of Java experience
  • B.Sc in Computer Science
  • experience with web services, specifically using SOAP and REST
  • experience with writing/parsing XML, XPath
  • experience with SQL databases, preferably MySQL and/or PostgreSQL
  • comfortable on the Unix/Linux command line (e.g. Bash) and in Mac OS X
  • exposure to Spring, Hibernate, Tomcat, Apache
  • good team and interpersonal skills
  • excellent spoken and written English


  • SOA experience, ideally using Mule and JMS
  • experience with concurrency and multi-threading
  • experience in Ruby on Rails
  • web application experience
  • knowledge of the science of climate change and the impact of carbon consumption on our planet

About Zerofootprint Software Inc

Zerofootprint provides essential technologies and services to the growing carbon management market. It operates in three complimentary, for-profit arenas—Offsetting, Consulting, and Software as a Service (or Software as a Platform). It also has a strong presence in the not-for-profit market through, among others, its building skinning and city carbon calculator projects.

Zerofootprint’s solution “circle” provides end-to-end services to enterprises, organization, governments, and individuals. The company’s full suite of tools measure, manage, report, and offset carbon production. Enterprises engaging the VELO solution participate in a Continuous Improvement Process that will reduce carbon emissions.


This position has been filled.