Software Engineer Interview Questions and Answers

Hasangi Rathnayake
Resume Tips & Hacks
4 min readDec 15, 2023

Hello and welcome to Cresuma’s go-to guide for acing your software engineer interview!
We’re here to arm you with the tips and tricks that’ll help you nail that job interview in the exciting world of software development. As your trusty platform offering must-have tools like the Cresuma Resume Builder, Keyword Finder, and Buzzword Checker, we get how crucial a top-notch interview is for landing your dream job.

In this article, we’ll break down 20 common interview questions and answers for software engineers, giving you expert answers to make you shine in the competitive tech scene.

Ready to dive in? Let’s go!

  1. What programming languages do you know?

Sample Answer: Demonstrating proficiency in multiple languages is key. “I am most familiar with Javascript and C+. At my current workplace, we use Java predominantly, but I’ve also utilized C+ for projects where Java wasn’t the ideal choice.”

2. Tell me about the last project you worked on.

Sample Answer: Use the S.T.A.R. method. “My last project involved creating a gaming app where I led the avatar code development. I oversaw the code section, collaborating with a team to ensure successful project completion.”

3. What was a mistake that you learned from?

Sample Answer: Show growth and learning. “In my first job, I overlooked accounting for multiple accounts on a single device in the login code. Since then, I prioritize comprehensive user needs analysis to avoid such issues.”

4. What is your method to test and find bugs?

Sample Answer: Highlight your testing process. “I employ two methods — testing individual code sections initially, followed by a risk assessment. Overall, rigorous testing is crucial to ensure bug-free software.”

5. What tools do you use to keep track of software requirements?

Sample Answer: Showcase familiarity with project management tools. “I am well-versed in Jira, having used it in my last two roles. Its bug tracking capabilities are especially beneficial when managing multiple projects simultaneously.”

6. What does a software project manager do?

Sample Answer: Display awareness of the project management role. “A software project manager oversees team members and resources, creating a roadmap to meet stakeholder expectations and ensure project success.”

7. Tell me about a time you solved a software development problem.

Sample Answer: Utilize the S.T.A.R. method. “During beta testing, a bug was missed, and I had a few hours to debug. My expertise in C+ enabled me to quickly identify and resolve the issue.”

8. Why do you want to work at our company?

Sample Answer: Showcase research and alignment with company values. “I’ve been using your company’s map app, finding it user-friendly. I see an opportunity to contribute to the next generation of the app and appreciate your commitment to non-discrimination policies.”

9. What do you see as the best approach when checking a member’s code?

Sample Answer: Emphasize security and simplicity. “Security and code simplicity are priorities for me when checking a team member’s code, ensuring future updates are seamless.”

10. Which SLDC model do you think is best?

Sample Answer: Acknowledge variability based on needs. “SLDC models are adopted based on development needs; there’s no one-size-fits-all answer.”

11. What do you consider indicative of a successful project?

Sample Answer: Share personal KPI-driven success criteria. “I consider a project successful when key stakeholders see positive impacts in the top 5 KPIs identified at the project’s outset.”

12. When do you believe a project is finished?

Sample Answer: Emphasize the ongoing nature of software development. “While a project ideally concludes at launch, the software development lifecycle is continuous. Celebrating milestones, like launches and updates, is crucial.”

15 Interview Tips

Beyond technical prowess, there are essential factors and best practices that can help you shine in front of recruiters. Let’s see some straightforward tips to boost your chances of landing that dream software engineering job.

1. Know the Company:

Do some homework on the company’s values and culture. This helps you tailor your answers to align with what they stand for.

2. Understand the Job:

Read the job description carefully. Highlight your skills and experiences that match what they’re looking for.

3. Showcase Your Work:

Create a neat portfolio or GitHub profile displaying your best projects. It’s your chance to show what you’re capable of.

4. Stay Updated:

Be aware of the latest in the tech world. Talk about recent advancements and how you keep up with the industry.

5. Practice Coding Challenges:

Regularly tackle coding problems on platforms like LeetCode. It sharpens your problem-solving skills.

6. Improve Soft Skills:

Communication and teamwork matter. Practice explaining tech concepts simply and share teamwork examples.

7. Be Ready for Behavioral Questions:

Use the S.T.A.R. method to structure your responses for questions about teamwork and problem-solving.

8. Show Enthusiasm:

Let your excitement about the role and company shine through. Recruiters appreciate genuine enthusiasm.

9. Ask Questions:

Prepare thoughtful questions about the team, projects, or the company’s future. It shows your genuine interest.

10. Dress Appropriately:

First impressions count. Wear something that aligns with the company’s dress code.

11. Be Punctual:

Arrive a bit early to show your commitment. Plan your route and anticipate any travel delays.

12. Follow Up:

Send a thank-you email after the interview. Mention specific things from the interview that resonated with you.

13. Discuss Your Resume:

Know your resume inside out. Be ready to talk about each experience and highlight your achievements.

14. Stay Calm:

Practice staying calm under pressure. Take deep breaths and stay focused during challenging questions.

15. Know Your Worth:

Research industry standards for your role. Be prepared to discuss salary expectations confidently.

Incorporate these tips into your interview prep. They’ll not only enhance your performance but also demonstrate your professionalism and dedication.

Best of luck on your journey to landing that ideal software engineering role!

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Hasangi Rathnayake
Resume Tips & Hacks

A professional content marketing professional who is keen on recruitment, resume writing and cover letter writing. Talks most on resume tips and hacks