Python Developer

Ready to find your next A-game Python Developer? These sample interview questions will get the right candidates through your door.

Python Developer qualifications to look for

A Python Web Developer writes server-side web application logic using either Python 2 and Python 3 languages. A solid Python developer can easily adapt to the differences between the two. 

Your top Python developer can develop back-end components, connect the application to other third-party web services, and support the front-end developers by integrating their work with the Python application.

Keep an eye out for candidates who have:

  • Excellent communication skills
  • Team-playing attitude
  • The drive to constantly learn 
  • An understanding of basic algorithmic concepts
  • A wide understanding of databases

Though a degree seems attractive, this position is more about how voracious a learner your Python Developer is. 

Your best candidates will participate in hackathons, be active in tech forums, and have a strong interest in learning the latest technologies. 

Top tip: Hire candidates willing to grow by making sure their personal career goals align with your company's mission.

Python Developer interview questions

  • Describe the tools and processes you use for linting, debugging and profiling.
  • Explain whether arguments in Python get passed by reference or by value.
  • Reverse a String iteratively and recursively using a pseudo-code.
  • Describe what makes a good unit test. What makes a functional one?
  • Are functions considered first-class objects in Python? If so, explain why. 
  • Give an example of a filter and reduce over an iterable object.
  • Implement the Linux whereis command that locates the binary, source, and manual page files for a command.
  • Explain list and dict comprehensions.
  • Explain in simple terms Lambda expression forms a closure.
  • Explain the difference between list and tuple.

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