UNIX administration and strong software debugging skills.
Knowledge of operating system, network, and compiler concepts.
Programming in Python, JavaScript, Objective-C, or Swift
Familiarity with version control systems such as git or subversion
Proficiency with advanced text editors (Sublime, vim, emacs)
Authoring complex regular expressions
Experience with Xcode and/or Makefiles
Web systems development or web application development experience
Comfortable reading backtraces and stack traces
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