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2023-02-25

Tips for Tech Interviews

Summary:

Useful, concise tips, pointers and advice for your next Tech interview. A few more specific for Software Engineering interviews in particular also.

Pointers for the next Tech Interview:

  • Brush up on technical skills: Tech interviews often involve coding challenges, so it's important to brush up on your technical skills. Review algorithms, data structures, and programming languages you may be tested on.
  • Practice coding on a whiteboard or paper: Many tech interviews involve coding on a whiteboard or paper, so it's a good idea to practice coding in this format. This will help you get used to writing code without the aid of an IDE or other tools.
  • Show your work: Make sure you show your work as you code. Explain your thought process and the steps you're taking to solve the problem. This will help the interviewer understand your approach and will also give them a chance to guide you if you get stuck.
  • Understand the problem: Make sure you understand the problem being asked. Ask clarifying questions if needed, and make sure you're clear on the problem constraints and requirements.
  • Be familiar with common data structures and algorithms: Be familiar with common data structures and algorithms such as linked lists, binary trees, sorting algorithms, and search algorithms. Practice implementing these algorithms in code.
  • Be prepared for system design questions: Many tech interviews also include system design questions. Be familiar with system architecture concepts such as load balancing, caching, and scalability.
  • Be familiar with industry tools and technologies: Be familiar with industry tools and technologies relevant to the job you're applying for. This may include programming languages, databases, frameworks, and APIs.
  • Stay up-to-date with industry news and trends: Stay up-to-date with industry news and trends by reading tech blogs, attending conferences, and following thought leaders in the field.
  • Be confident, but not overconfident: It's important to be confident in your abilities, but not overconfident. Don't be afraid to ask for help or guidance if needed, and be open to feedback from the interviewer.
  • Prepare for behavioral questions: Finally, be prepared for behavioral questions such as "Tell me about a time when you had to work on a difficult project" or "How do you handle conflicts with team members?" These questions are designed to assess your soft skills and how well you work with others.

On a more software engineering oriented interview, here are some pointers:

  • Listen carefully to the question: Make sure you understand the question being asked. Ask clarifying questions if needed.
  • Think out loud: Explain your thought process as you work through the problem. This will help the interviewer understand how you approach problems and will also give them a chance to guide you if you get stuck.
  • Use examples: Use real-world examples or draw from your own experience to illustrate your points.
  • Be honest: If you don't know the answer to a question, be honest about it. Try to reason through the problem as best you can, and ask for hints or guidance if needed.
  • Stay calm: Interviews can be stressful, but try to remain calm and composed. Take deep breaths, stay positive, and focus on the task at hand.
  • Write clean, readable code: If the question involves coding, write clean, readable code that is easy to follow. Use proper variable names, comments, and whitespace.
  • Test your code: After you've written your code, test it thoroughly. Try to anticipate edge cases and corner cases, and test your code with a variety of inputs.
  • Practice: Practice answering interview questions with friends, family, or other job seekers. This will help you feel more comfortable and confident during the actual interview.
  • Research the company: Do some research on the company you're interviewing with. Learn about their products, services, and mission, and think about how your skills and experience can contribute to their goals.
  • Be yourself: Finally, be yourself. Don't try to be someone you're not. Be honest about your strengths and weaknesses, and let your personality shine through. Companies want to hire people who are not only competent, but also a good fit for their culture and values.
Nothing you read here should be considered advice or recommendation. Everything is purely and solely for informational purposes.