Essential Prescreening Questions You Need to Ask a Computer Programmer - A Comprehensive Guide

What programming languages are you proficient in?

When interviewing prospective developers, their knowledge of programming languages is vital. Whether your company uses Java, Python, C++, or more, the candidates should have a good grasp of at least one of these languages. More importantly, they should demonstrate a willingness to learn new languages.

How familiar are you with software development methodologies and which one do you prefer?

Software development methodologies like Agile, Scrum, and Lean help streamline the development process. The ability of a candidate to adapt to your preferred methodology could be key to their integration into your team.

Can you explain your understanding about system lifecycle management?

Understanding system lifecycle management is a crucial component of maintaining operational continuity and accomplishing necessary upgrades and fixes.

Which version control systems have you used in the past?

Version control systems like Git, Mercurial, or Subversion are staples in development. Asking about their use can gauge a candidate's experience with collaborative environments and complex project follow-through.

Can you share some examples of the projects you have worked on?

Concrete examples can demonstrate a candidate's experience, competency, and creativity. Ensure their projects align with the type of work they will do in your company.

Do you have experience in paired programming or do you prefer working alone?

Paired programming can spur creativity and collaboration. However, understanding if the candidate prefers working alone or in a group can help you understand their workflow and integration into your team.

Have you previously worked in an Agile environment?

If your company follows an Agile methodology, this question can clarify if they are familiar with its principles and practices, helping ease their transition into your workspace.

Describe a time when you've had to debug an error in a program

Knowing how a candidate approaches problem-solving can be crucial to predicting their future performance. Their method of debugging can reveal their troubleshooting skill and possibly their ability to work under pressure.

Do you have experience with Test-Driven Development?

Test-driven development (TDD) is an approach that involves writing tests before coding. This question can help you evaluate a candidate's familiarity with various development processes.

Do you have any certifications related to computer programming?

A candidate's certification can strengthen their credibility and potentially validate their skill set.

How do you keep your programming skills current?

Programming technologies constantly evolve, so it's important to know whether candidates are committed to continual learning.

What type of programming environment do you thrive in?

This open-ended question offers insight into a candidate’s preferred work style. Do they thrive in collaborative, fast-paced environments, or do they prefer quiet, independent work?

Do you have experience with database management?

Database management knowledge is essential for many roles. This question can help gauge their experience level.

Can you describe your most challenging programming project?

A candidate's most challenging project can reveal not only their technical skills but their problem-solving abilities and resilience.

Do you have experience with front-end or back-end development?

Depending on the role, skills in either front-end or back-end development could be necessary. This question can help identify their strengths.

What is your process for testing and finding bugs in a software program?

Testing and debugging are key components of programming. Understanding a candidate's approach can signal their degree of meticulousness and problem-solving ability.

How do you approach problem-solving when encountering a challenging coding issue?

This question allows candidates to demonstrate their problem-solving abilities and how well they respond to pressure and challenges.

Do you have experience in developing mobile apps?

With more reliance on mobile devices, this experience can be a significant asset for certain roles.

What role do you usually play in a team setting?

Learning about the role a candidate usually assumes on a team can give insight into their interpersonal skills and strengths. Are they a leader, a collaborator, a solo contributor?

What APIs have you worked with?

The use of Application Programming Interfaces (APIs) is widespread in most development roles. This information can give you insight into the breadth of their programming knowledge and experience.