Technical Interview Tips


July 28, 2023

6Minute Read

With the holidays approaching and the year coming to an end, job seekers, especially system software developers, may encounter a slow-down in hiring. Understanding the reasons behind this pause and how to make the most of it can help you stay positive and productive during this period.

Factors Affecting Year-End Hiring for Software Developers

Budget Constraints and Year-End Activities

During the year-end, many companies experience budget constraints as they approach the end of their fiscal year. Consequently, hiring new employees becomes challenging as budgets are often depleted. Additionally, employees are getting ready to take extended time off during the holidays, which doesn’t align well with starting new hiring processes.

The Upside: Preparing for Better Opportunities

Stay Positive and Persistent

Although the hiring pace may slow down, don’t let it discourage you. Recognize that this period is temporary, and opportunities will pick up again in the new fiscal year. Stay persistent in your job search and keep networking.

Utilize the Downtime Effectively

Since you may have more time between interviews, use it wisely. Consider improving your technical interviewing skills and working on new projects. Strengthening your skillset during the slow period can set you up for success when the hiring market picks up again.

Technical Interview Preparation Tips

Verbal Interview Questions for Java Concepts

Prepare for technical interviews by mastering fundamental Java concepts. Here are some key questions and their answers:

What are the JRE and JVM?

JVM stands for Java Virtual Machine, enabling Java applications to be portable across different operating systems. JRE, or Java Runtime Environment, is the container in which the JVM runs, preparing the environment for Java application execution.

How to Install MySQL on a PC?

Go to the MySQL website, download the MySQL Server installer, run it, and add the installation directory to your PATH environment variable. Optionally, set MySQL to run as a service on your PC (Windows).

What is a Method in Java?

A method is a set of code lines wrapped up and named so that it can be invoked by its name. Methods help reduce code duplication and make it reusable.

What is a Parameter in Java?

A parameter is a placeholder for a value passed into a method. Parameters make methods dynamic and flexible.

Writing Methods and Solving Challenges

Writing a Method for Full Name

Create a method that takes two strings, representing a first name and a last name, and returns the full name as a single string.

javaCopy codeString createFullName(String firstName, String lastName) {
  return firstName + " " + lastName;

Writing a Method for Sum of Array Integers

Create a method that takes an array of integers and returns the sum of all the integers in the array.

javaCopy codeint calculateSum(int[] nums) {
  int sum = 0;
  for (int i = 0; i < nums.length; i++) {
    sum += nums[i];
  return sum;

Writing a Method for Sum of Even Integers

Create a method that takes an array of integers and returns the sum of all even integers in the array.

javaCopy codeint sumEvens(int[] nums) {
  int sum = 0;
  for (int i = 0; i < nums.length; i++) {
    if (nums[i] % 2 == 0) {
      sum += nums[i];
  return sum;

Mastering Whiteboarding Interviews

Tips for Success

  • Practice whiteboarding regularly and talk through your thought process out loud.
  • Remember that interviewers are interested in seeing how you approach problem-solving.
  • Utilize online platforms like CodingBat for fun practice challenges.


While year-end hiring may slow down, staying positive and persistent will lead to success. Use this time to improve your skills, prepare for technical interviews, and work on new projects. Remember, you have the power to put that job offer under your tree through hard work and determination!

Start Your Journey Today

Interested in changing careers and becoming a software developer? Learn more about Promineo Tech’s programs and how we help students make this transition through affordable, low-risk technology education: Start Your Journey: Exploring Promineo Tech’s Coding Programs for Career Transition

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