When we are looking for a job, we need to combine our current situation and make full preparations for the intended company. As a programmer, what skills do you have for interviewing IT technical positions?
You can talk about your thoughts and opinions from the following directions.
Direction 1: Share your tips for interviewing IT companies
- Prepare in advance: Understand the company background, business domain and technical requirements, and preview and prepare for the questions that the interviewer may ask.
- Understand the job requirements: Carefully read the job description and requirements, understand the company's expectations for the position, and prepare examples of relevant technical and project experience.
- Practice technology: According to job requirements, review and practice relevant technical knowledge and practical experience, you can improve your technical ability by writing code, solving problems or participating in open source projects.
- Review the basics: Don't ignore the basics. The interviewer may ask some basic algorithm, data structure, operating system or network knowledge questions. It is very important to review and consolidate the basics.
- Project Experience Preparation: Prepare some examples of project experiences, including the goals of the project, your roles and contributions, challenges encountered and solutions, and results and lessons learned from the project.
- Confidence and Positive Attitude: It is very important to present a confident and positive attitude during the interview, fully demonstrating your professional knowledge and problem-solving skills.
- Ask the interviewer: During the interview process, you should also prepare some questions to ask the interviewer, such as the company's development prospects, team culture, project process, etc., which show your interest in the company and the position.
- Pay attention to communication and presentation skills: express your views and experiences clearly and concisely during the interview, maintain good communication with the interviewer, and demonstrate good teamwork and communication skills.
- Pay attention to interview etiquette: Arrange time reasonably before the interview, dress appropriately, maintain a good image and posture, and pay attention to etiquette in words and deeds.
- Follow-up after the interview: After the interview, send an email or call in time to thank the interviewer for his time and opportunity, and express your interest and expectation in the company. The above are some tips for interviewing IT companies, I hope it will be helpful to you!
Direction 2: What are the common questions in IT technical interviews?
In IT technical interviews, common questions can be divided into the following aspects:
- Basic knowledge questions:
- Algorithms and data structures: such as common sorting algorithms, search algorithms, tree traversal, etc.
- Operating system: such as the difference between processes and threads, memory management, deadlock, etc.
- Network: such as TCP/IP protocol, HTTP protocol, network security, etc.
- Database: such as the use of SQL statements, the role of indexes, the characteristics of transactions, etc.
- Programming Language and Technical Questions:
- Features of programming languages such as Java/C++/Python and the use of common libraries.
- Web development related technologies: such as HTML, CSS, JavaScript, front-end framework, etc.
- Back-end development related technologies: such as Spring, Django, Node.js, etc.
- Database-related technologies: such as MySQL, Oracle, MongoDB, etc.
- Project experience and practical problems:
- Introduce the projects you have participated in, including the goals of the project, your role and contribution, challenges encountered and solutions, etc.
- Questions about project experience, such as how to optimize performance, how to solve online problems, etc.
- Design question:
- System design: such as designing an online shopping system, designing a social media platform, etc.
- Architecture design: such as designing a high-concurrency, high-availability system, etc.
- Database design: such as designing a complex relational database model, etc.
- Behavioral Interview Questions:
- Problem-solving skills: For example, describe a technical problem you encountered and how you solved it.
- Teamwork and Communication Skills: For example, describe a time you worked in a team and how you collaborated with others to solve problems. In addition to the above common questions, the interviewer may also ask other relevant questions according to the specific situation. Before the interview, it is recommended that you conduct a comprehensive review and preparation of relevant knowledge so that you can answer questions with confidence and accuracy.
Direction 3: Share and summarize the interview questions you have encountered
- Basic knowledge questions:
- Introduce your understanding of object-oriented programming.
- What is polymorphism? How to achieve polymorphism?
- Please explain what is a RESTful API?
- What are regular expressions? How to match a string using regex?
- Programming Language and Technical Questions:
- Introduce a programming language you are familiar with and list its features and benefits.
- Please explain what is the MVC pattern and what is its role in web development?
- How to deal with concurrent access issues in web applications?
- Please explain what is RESTful architecture, and its advantages and disadvantages.
- Project experience and practical problems:
- Please describe in detail a technical challenge you encountered in a previous project and how you resolved it.
- How do you implement code version control and team collaboration in your project?
- Please explain the design patterns you have used in past projects and why you used them.
- How to perform performance optimization and code optimization?
- Design question:
- Design a database model for an online shopping system.
- How to design a distributed system with high concurrency and high availability?
- How to design a simple caching system?
- Behavioral Interview Questions:
- Please give an example of a time when you worked on a project with others in a team and describe how you coordinated your work with team members.
- Please explain the biggest challenge you have encountered in past projects and how you have dealt with it.
- How do you continue to learn and keep up with technological developments? These are just some of the interview questions I have encountered, there may be many more different questions in the actual interview. Before the interview, it is recommended that you conduct a comprehensive review and preparation of relevant knowledge so that you can answer questions with confidence and accuracy.