About percona
percona Interview Questions and Answers
Updated 21 Feb 2026DevOps Engineer Interview Experience
Candidate: Emily S.
Experience Level: Senior
Applied Via: Company career portal
Difficulty:
Final Result: Rejected
Interview Process
4
Questions Asked
- Explain your experience with container orchestration tools.
- How do you ensure database availability and disaster recovery?
- Describe a CI/CD pipeline you have implemented.
- What monitoring tools do you prefer and why?
- How would you troubleshoot a database replication lag issue?
Advice
Be prepared to discuss both infrastructure automation and database-specific challenges.
Full Experience
The interview process was thorough, starting with a phone screen, followed by technical interviews including a practical scenario. Although I was not selected, the interviewers were professional and provided detailed feedback.
Product Manager Interview Experience
Candidate: David L.
Experience Level: Mid-level
Applied Via: Recruiter outreach
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- How do you gather customer feedback for product improvements?
- Describe your experience working with engineering teams.
- What metrics do you track for product success?
- How familiar are you with open-source database ecosystems?
Advice
Demonstrate strong communication and understanding of database products.
Full Experience
A recruiter contacted me on LinkedIn. The first interview was with HR, the second with the product team, and the last with engineering leadership. Each round focused on different skills, and I appreciated the collaborative atmosphere.
Technical Support Engineer Interview Experience
Candidate: Chloe R.
Experience Level: Senior
Applied Via: LinkedIn job posting
Difficulty:
Final Result:
Interview Process
2
Questions Asked
- How do you prioritize support tickets?
- Describe a time you resolved a difficult customer issue.
- What experience do you have with Percona products?
- How do you document troubleshooting steps?
Advice
Highlight your customer service skills and technical knowledge of databases.
Full Experience
I applied via LinkedIn and had a quick phone interview to discuss my background. The second round was a video call with the support team lead, focusing on real-life problem-solving and communication skills. The team was welcoming and the process was smooth.
Software Engineer Interview Experience
Candidate: Brian K.
Experience Level: Entry-level
Applied Via: Referral from current employee
Difficulty:
Final Result: Rejected
Interview Process
4
Questions Asked
- Implement a function to detect cycles in a linked list.
- Explain ACID properties in databases.
- Describe your experience with version control systems.
- How would you handle concurrency in a multi-threaded environment?
- What do you know about Percona's open-source tools?
Advice
Prepare for coding challenges and understand database fundamentals well.
Full Experience
The process started with a recruiter call, followed by a coding test. Then I had two technical interviews focusing on algorithms and system design. Although I didn't get the offer, the interviewers provided helpful feedback on improving my coding skills.
Database Administrator Interview Experience
Candidate: Alice M.
Experience Level: Mid-level
Applied Via: Online application via company website
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain how you would optimize a slow-running query in MySQL.
- Describe your experience with backup and recovery strategies.
- How do you monitor database performance?
- What are the differences between Percona Server and standard MySQL?
Advice
Brush up on MySQL internals and be ready to discuss real-world troubleshooting scenarios.
Full Experience
I applied through Percona's careers page and was contacted within a week. The first round was a phone screen focusing on my background and basic database concepts. The second round was a technical interview with scenario-based questions. The final round was a practical test where I had to analyze and optimize queries. The interviewers were friendly and focused on problem-solving skills.
Frequently Asked Questions in percona
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Common Interview Questions in percona
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: 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: 3 policemen and 3 thieves had to cross a river using a small boat. Only two can use the boat for a trip. All the 3 policemen and only 1 thief knew to ride the boat. If 2 thieves and 1 policeman were left behind they would kill him. But none of them escaped from the policemen. How would they be able to cross the river?
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: 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: The citizens of planet nigiet are 8 fingered and have thus developed their decimal system in base 8. A certain street in nigiet contains 1000 (in base 8) buildings numbered 1 to 1000. How many 3s are used in numbering these buildings?
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: There is a room with a door (closed) and three light bulbs. Outside the room there are three switches, connected to the bulbs. You may manipulate the switches as you wish, but once you open the door you can't change them. Identify each switch with its bulb.
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: There are 7 letters A,B,C,D,E,F,GAll are assigned some numbers from 1,2 to 7.B is in the middle if arranged as per the numbers.A is greater than G same as F is less than C.G comes earlier than E.Which is the fourth letter
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: 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: Joe started from Bombay towards Pune and her friend julie in opposite direction. they met at a point . distance traveled by joe was 1.8 miles more than that of julie.after spending some both started there way. joe reaches in 2 hours while julie in 3.5 hours.Assuming both were traveling with constant speed. What is the distance between the two cities.
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?