About Polus Software
Polus Software Interview Questions and Answers
Updated 21 Feb 2026DevOps Engineer Interview Experience
Candidate: Meera Joshi
Experience Level: Senior
Applied Via: Recruiter outreach
Difficulty: Hard
Final Result: Rejected
Interview Process
4
Questions Asked
- Explain CI/CD pipelines.
- How do you manage infrastructure as code?
- Describe a time you resolved a production outage.
- What monitoring tools have you used?
Advice
Gain deeper experience with cloud platforms and automation tools.
Full Experience
A recruiter contacted me directly. The process included an initial HR call, a technical interview on DevOps concepts, a practical scenario-based round, and a final discussion with the engineering manager. The questions were in-depth and focused on real-world problem solving. Despite good performance, they chose a candidate with more cloud experience.
Data Analyst Interview Experience
Candidate: Karan Singh
Experience Level: Mid-level
Applied Via: LinkedIn
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain normalization in databases.
- How do you handle missing data?
- Write a SQL query to find the second highest salary.
- Describe a data visualization project you worked on.
Advice
Practice SQL queries and be ready to discuss your data projects in detail.
Full Experience
I applied through LinkedIn and had a three-round interview process. The first was a technical phone interview focusing on SQL and data concepts. The second was a practical test involving data cleaning and visualization tasks. The final round was with the team lead discussing my previous work and problem-solving approach.
Product Manager Interview Experience
Candidate: Sneha Gupta
Experience Level: Senior
Applied Via: Company website
Difficulty: Hard
Final Result:
Interview Process
4
Questions Asked
- How do you prioritize features?
- Describe a time you managed conflicting stakeholder demands.
- Create a product roadmap for a new app.
- How do you measure product success?
Advice
Prepare detailed examples of past product management experiences and be ready for case studies.
Full Experience
Applied via the company website and underwent four rounds: HR screening, technical PM interview, case study presentation, and final leadership round. The case study required creating a roadmap for a hypothetical product, which was challenging but rewarding. The interviewers valued clear communication and strategic thinking.
QA Engineer Interview Experience
Candidate: Rohit Verma
Experience Level: Entry-level
Applied Via: Employee referral
Difficulty: Easy
Final Result: Rejected
Interview Process
2
Questions Asked
- What is the difference between manual and automated testing?
- How do you write test cases?
- Have you used any bug tracking tools?
Advice
Gain more hands-on experience with automated testing tools.
Full Experience
I was referred by a friend and had two interview rounds. The first was a basic technical round focusing on testing fundamentals. The second was with the QA lead, discussing my internship experience. Although the questions were straightforward, I lacked experience with automation tools which seemed to be a deciding factor.
Software Engineer Interview Experience
Candidate: Anita Sharma
Experience Level: Mid-level
Applied Via: Online job portal
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain OOP concepts.
- How do you handle exceptions in Java?
- Describe a challenging project you worked on.
- Write a function to reverse a linked list.
Advice
Brush up on data structures and practice coding problems before the interview.
Full Experience
I applied through an online job portal and was invited for a three-round interview process. The first round was a technical phone screen focusing on OOP concepts and Java basics. The second round involved coding on a shared editor, where I wrote a function to reverse a linked list. The final round was an HR interview discussing my previous projects and cultural fit. Overall, the process was smooth and the interviewers were supportive.
Frequently Asked Questions in Polus Software
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Common Interview Questions in Polus Software
Q: A man has a wolf, a goat, and a cabbage. He must cross a river with the two animals and the cabbage. There is a small rowing-boat, in which he can take only one thing with him at a time. If, however, the wolf and the goat are left alone, the wolf will eat the goat. If the goat and the cabbage are left alone, the goat will eat the cabbage. How can the man get across the river with the two animals and the cabbage?
Q: A hare and a tortoise have a race along a circle of 100 yards diameter. The tortoise goes in one directionand the hare in the other. The hare starts after the tortoise has covered 1/5 of its distance and that too leisurely.The hare and tortoise meet when the hare has covered only 1/8 of the distance. By what factor should the hareincrease its speed so as to tie the race?
Q: A rich merchant had collected many gold coins. He did not want anybody to know about them. One day his wife asked, "How many gold coins do we have?" After pausing a moment, he replied, "Well! If I divide the coins into two unequal numbers, then 32 times the difference between the two numbers equals the difference between the squares of the two numbers."The wife looked puzzled. Can you help the merchant's wife by finding out how many gold coins they have?
Q: Suppose a newly-born pair of rabbits, one male, one female, are put in a field. Rabbits are able to mate at the age of one month so that at the end of its second month a female can produce another pair of rabbits. Suppose that our rabbits never die and that the female always produces one new pair (one male, one female) every month from the second month on.
Q: 9 cards are there. You have to arrange them in a 3*3 matrix. Cards are of 4 colors. They are red, yellow, blue and green. Conditions for arrangement: one red card must be in first row or second row. 2 green cards should be in 3rd column. Yellow cards must be in the 3 corners only. Two blue cards must be in the 2nd row. At least one green card in each row.
Q: A rich man died. In his will, he has divided his gold coins among his 5 sons, 5 daughters and a manager. According to his will: First give one coin to manager. 1/5th of the remaining to the elder son.Now give one coin to the manager and 1/5th of the remaining to second son and so on..... After giving coins to 5th son, divided the remaining coins among five daughters equally.All should get full coins. Find the minimum number of coins he has?
Q: There are two balls touching each other circumferencically. The radius of the big ball is 4 times the diameter of the small all. The outer small ball rotates in anticlockwise direction circumferencically over the bigger one at the rate of 16 rev/sec. The bigger wheel also rotates anticlockwise at N rev/sec. What is 'N' for the horizontal line from the centre of small wheel always is horizontal.
Q: There are 3 clans in an island - The Arcs who never lie, the Dons who always lie and the Slons who lie alternately with the truth. Once a tourist meets 2 guides who stress that the other is a Slon. They proceed on a tour and see a sports meet. The first guide says that the prizes have been won in the order Don, Arc, Slon. The other says that, the order is Slon, Don, Arc. (the order need not be exact). To which clan did each of the guides and the players belong? ...
Q: T, U, V are 3 friends digging groups in fields. If T & U can complete i groove in 4 days &, U & V can complete 1 groove in 3 days & V & T can complete in 2 days. Find how many days each takes to complete 1 groove individually.
Q: There are 3 sticks placed at right angles to each other and a sphere is placed between the sticks . Now another sphere is placed in the gap between the sticks and Larger sphere . Find the radius of smaller sphere in terms of radius of larger sphere.
Q: Tom has three boxes with fruits in his barn: one box with apples, one box with pears, and one box with both apples and pears. The boxes have labels that describe the contents, but none of these labels is on the right box. How can Tom, by taking only one p
Q: A vessel is full of liquid. From the vessel, 1/3rd of the liquid evaporates on the first day. On the second day 3/4th of the remaining liquid evaporates. What fraction of the volume is present at the end of the second day
Q: Give two dice - one is a standard dice, the other is blank (nothing painted on any of the faces). The problem is to paint the blank dice in such a manner so that when you roll both of them together, the sum of both the faces should lie between 1 and 12. Numbers from 1-12 (both inclusive) equally likely.
Q: Raj has a jewel chest containing Rings, Pins and Ear-rings. The chest contains 26 pieces. Raj has 2 and 1/2 times as many rings as pins, and the number of pairs of earrings is 4 less than the number of rings. How many earrings does Raj have?...
Q: Given a collection of points P in the plane , a 1-set is a point in P that can be separated from the rest by a line, .i.e the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P)....
Q: An escalator is descending at constant speed. A walks down and takes 50 steps to reach the bottom. B runs down and takes 90 steps in the same time as A takes 10 steps. How many steps are visible when the escalator is not operating.Â
Q: A man driving the car at twice the speed of auto one day he was driven car for 10 min. and car is failed. he left the car and took auto to go to the office .he spent 30 min. in the auto. what will be the time take by car to go office?
Q: A person meets a train at a railway station coming daily at a particular time. One day he is late by 25 minutes, and he meets the train 5 k.m. before the station. If his speed is 12 kmph, what is the speed of the train.
Q: There are some chickens in a poultry. They are fed with corn. One sack of corn will come for 9 days. The farmer decides to sell some chickens and wanted to hold 12 chicken with him. He cuts the feed by 10% and sack of corn comes for 30...
Q: Motorboat A leaves shore P as B leaves Q; they move across the lake at a constant speed. They meet first time 600 yards from P. Each returns from the opposite shore without halting, and they meet 200 yards from. How long is the lake?