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 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: 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: Consider a pile of Diamonds on a table. A thief enters and steals 1/2 of the total quantity and then again 2 extra from the remaining. After some time a second thief enters and steals 1/2 of the remaining+2. Then 3rd thief enters and steals 1/2 of the remaining+2. Then 4th thief enters and steals 1/2 of the remaining+2. When the 5th one enters he finds 1 diamond on the table. Find out the total no. of diamonds originally on the table before the 1st thief entered.
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: 36 people {a1, a2, ..., a36} meet and shake hands in a circular fashion. In other words, there are totally 36 handshakes involving the pairs, {a1, a2}, {a2, a3}, ..., {a35, a36}, {a36, a1}. Then size of the smallest set of people such that the res...
Q: A light bulb is hanging in a room. Outside of the room there are three switches, of which only one is connected to the lamp. In the starting situation, all switches are 'off' and the bulb is not lit. If it is allowed to check in the room only once.How would you know which is the switch?
Q: ABCDE are sisters. Each of them gives 4 gifts and each receives 4 gifts No two sisters give the same combination ( e.g. if A gives 4 gifts to B then no other sisters can give four to other one.)Â (i) B gives four to A.(ii) C gives 3 to E. How much did A,B,C,E give to D?
Q: At 6?o a clock ticks 6 times.The time between first and last ticks is 30 seconds.How long does it tick at 12?o clock?2.A hotel has 10 storey. Which floor is above the floor below the floor, below the floor above the floor, below the floor above the fifth.
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: Jarius and Kylar are playing the game. If Jarius wins, then he wins twice as many games as Kylar. If Jarius loses, then Kylar wins as the same number of games that Jarius wins. How many do Jarius and Kylar play before this match?
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: Consider a series in which 8 teams are participating. each team plays twice with all other teams. 4 of them will go to the semi final. How many matches should a team win, so that it will ensure that it will go to semi finals.?
Q: Jack and his wife went to a party where four other married couples were present. Every person shook hands with everyone he or she was not acquainted with. When the handshaking was over, Jack asked everyone, including his own wife, how many hands they shook?
Q: In a country where everyone wants a boy, each family continues having babies till they have a boy. After some time, what is the proportion of boys to girls in the country? (Assuming probability of having a boy or a girl is the same)
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 family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally?
Q: A Man is sitting in the last coach of train could not find a seat, so he starts walking to the front coach ,he walks for 5 min and reaches front coach. Not finding a seat he walks back to last coach and when he reaches there,train had completed 5 miles. what is the speed of the train ?
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: 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?
