This sample of software developer interview questions will help you spot and hire the ideal candidate with right software development skills for your organization.

Software Developer Interview Questions

Software Developers are responsible for building fully functional systems and applications, they make the heart of an engineering department. They also play a key role in upgrading existing software while ensuring the compliance with coding and design standards.

While interviewing for this profile, you will have to gauge the candidates’ hands-on experience with software along with their technical knowledge. Consider asking complex programming questions according to the seniority level of your position to reveal their way of thinking. To figure out how potential hires approach projects, give them a written assignment.

The minimum required qualification for this role is a Bachelor’s degree in computer science or relevant discipline. Consider candidates who are interested in growing their skills, involvement in other projects such as game development, technical forums, and hackathons are the profound signs of passionate software developers.

Technical skills to look for:

• Software coding and testing
• Ability to analyze user needs and determine feasibility of design in terms of time and cost
• Troubleshoot and resolve issues in existing software
• Prepare design documentation

Non-technical skills to look for:

• Ability to pick up new technologies quickly
• Ability to work collaboratively on a team
• Resourceful and proactive in information gathering and sharing
• Ability to balance multiple projects in a fast-paced work environment

These Software Developer interview questions will help you scout the candidate with the potential to be the best Software Developer.

Operational and Situational questions

• What is the way to ensure that debugging a program will not affect its functionality while it’s being used?
• How will you handle a client’s changing requirements?
• While reviewing somebody else’s code, what would be your focus?
• Do you want to add any feature to enhance Java and Ruby? Why?
• Is there any feature that you would like to add to Java and Ruby? Why?
• What is backward requirement tracing and forward requirement tracing?
• Suppose we want to install a new software system. What would be your steps to meet our needs before software deployment?

Role-specific questions

• Explain the functionality of polymorphism and delegates, when to use them.
• Describe the most effective techniques to prioritize program requirements.
• How will you differentiate String from StringBuilder and StringBuffer in Java?
• What do you know about cloud systems? Can you explain their pros and cons?
• Explain the programming processes from the time you type in a website’s URL to when it finishes loading on your screen in detail.
• What is Test-Driven Development?

Behavioral questions

• Can you describe your process of writing a piece of code, from requirements to delivery?
• When a program developed by you doesn’t run, how do you troubleshoot?
• How will you model user authorization, user profiles, and permissions in a database?
• Do you recall any incident when you managed to reduce the user’s perception of waiting?
• Is there any fun project that you’ve worked on recently? What was your role in that?
• Can you tell us something about your most successful project? What was your role?
• Did you encounter any problem during the project?