Python for juniors: how to pass an interview on the first try

Beginner Python developers often face one problem: How to prepare for the first interview so as not to fail? Employers want to see not only knowledge of syntax, but also an understanding of logic, the ability to solve problems and work in a team.

Let's analyze what is most often asked in interviews with juniors, and how to prepare properly.

🚀 What knowledge is tested?

• Python Basics

  • Variables and data types (int, str, list, dict).

  • Conditional operators (if, elif, else).

  • Cycles (for, while) and working with them.

  • Functions: how to write, pass arguments, use return.

  • Modules and standard library (e.g. random, datetime).

• Algorithms and logic problems Employers like simple tasks: expand a string, find unique elements, count the number of characters. Example: "Write a function that checks if a string is a palindrome."

• Basics of the MEP They may ask what a class and an object are, why __init__ is needed, and how a class attribute differs from an object attribute.

• Working with files and APIs

  • How to open the file (with open(...) as f:).

  • Basics of HTTP requests using requests.

• Git and basic DevOps skills The git init, git commit, git push commands are the minimum set that every jun should know.

💡 How to prepare for an interview?

1. Practice on real tasks. Try solving problems on platforms like LeetCode, Codewars, Yandex Contest.

2. Analysis of typical questions. For example:

   • How does list differ from tuple?

   • What are *args and **kwargs?

   • How does with open() work?

3. Write small projects. Mini-applications (bot in Telegram, site parser or ToDo-list) perfectly show your skills.

4. Practice the "listening interview". It is important for the employer not only what you know, but also how you explain.

🔥 How to pass the interview on the first try?

• Be honest. If you don't know the answer, it's better to say, "I don't remember, but I can find a solution."

• Think out loud. Even if you did not solve the problem, show the logic of reasoning.

• Prepare a couple of stories from your experience. For example, tell us how you solved bugs or made a training project.

• Pay attention to soft skills. The ability to communicate and ask questions is valued no less than the knowledge of Python.

In the attachment "Kodik" there are Python courses with tasks that are often encountered in interviews. There you can train on real examples, as well as analyze mistakes to learn faster. In our Telegram community we share life hacks, sample questions, and real interview stories.