What developer hasn’t heard the call to contribute to open source? For those who answer, the satisfaction in making a significant impact on open source projects and communities is reward enough.
The demands on a developer at work often clang louder than the muffled calls to contribute in open source elsewhere. In Isenberg’s case, as is the case for many developers, working a day job and contributing to an open source project overlap.
In other cases, developers can contribute code for issues they’ve already resolved or are struggling with on their day job.