About luxoft
luxoft Interview Questions and Answers
Updated 21 Feb 2026Data Scientist Interview Experience
Candidate: Chen Wei
Experience Level: Entry-level
Applied Via: Campus recruitment
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain supervised vs unsupervised learning.
- How do you handle missing data?
- Describe a machine learning project you worked on.
- Write SQL queries to extract data from multiple tables.
- Behavioral: How do you stay updated with new data science trends?
Advice
Practice coding and SQL skills, and prepare to discuss your projects and research clearly.
Full Experience
I applied through a campus drive and had a written test followed by two rounds of interviews. The first technical round tested my fundamentals and coding skills, while the final round focused on my project experience and problem-solving approach. The interviewers were supportive and encouraged me to explain my thought process thoroughly.
Quality Assurance Engineer Interview Experience
Candidate: Liam O'Connor
Experience Level: Mid-level
Applied Via: Recruiter outreach
Difficulty:
Final Result: Rejected
Interview Process
3
Questions Asked
- What testing frameworks have you used?
- How do you write test cases for a new feature?
- Explain the difference between regression and smoke testing.
- Describe a time you found a critical bug.
- Behavioral: How do you handle tight deadlines?
Advice
Focus on automation testing skills and be ready to discuss your testing strategies in detail.
Full Experience
I was contacted by a recruiter on LinkedIn and had an initial phone screen. The technical interview involved scenario-based questions and a practical test case writing exercise. Although I had good experience, I think my automation skills were not strong enough for their current needs.
Project Manager Interview Experience
Candidate: Maria Gonzalez
Experience Level: Senior
Applied Via: LinkedIn job posting
Difficulty: Hard
Final Result:
Interview Process
4
Questions Asked
- Describe your experience managing cross-functional teams.
- How do you handle project scope changes?
- Explain risk management strategies you use.
- Provide an example of a project that failed and what you learned.
- Behavioral: How do you motivate your team under tight deadlines?
Advice
Prepare detailed examples from your project history and be ready to discuss leadership challenges.
Full Experience
The process was intense with multiple rounds including a case study presentation. The interviewers were very thorough and challenged me on my decision-making and leadership style. I appreciated the professionalism and detailed feedback they provided after the interviews.
Business Analyst Interview Experience
Candidate: Ravi Patel
Experience Level: Entry-level
Applied Via: Referral from current employee
Difficulty:
Final Result: Rejected
Interview Process
2
Questions Asked
- How do you gather requirements from stakeholders?
- Explain a time you resolved a conflict in a project.
- What tools do you use for documentation?
- Describe the SDLC phases.
- Behavioral: How do you prioritize tasks?
Advice
Gain more experience with business analysis tools and prepare examples of conflict resolution and requirement gathering.
Full Experience
I was referred by a friend and had two rounds: an HR screening and a technical interview with the BA team lead. The questions were straightforward but I struggled to give detailed examples from my internship experience. They suggested I build more hands-on experience before reapplying.
Software Engineer Interview Experience
Candidate: Anita Sharma
Experience Level: Mid-level
Applied Via: Online application via company website
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain OOP concepts with examples.
- How do you manage memory in C++?
- Describe a challenging bug you fixed.
- Write a function to reverse a linked list.
- Behavioral: Describe a time you worked in a team.
Advice
Brush up on data structures and algorithms, and be ready to discuss your past projects in detail.
Full Experience
I applied through the Luxoft careers page and was contacted within a week. The first round was an online coding test, followed by a technical phone interview focusing on algorithms and system design. The final round was onsite with behavioral questions and a coding exercise. The interviewers were friendly and gave me a chance to ask questions about the company culture.
Frequently Asked Questions in luxoft
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Common Interview Questions in luxoft
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: 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: 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: 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: 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: 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 long, long time ago, two Egyptian camel drivers were fighting for the hand of the daughter of the sheik of Abbudzjabbu. The sheik, who liked neither of these men to become the future husband of his daughter, came up with a clever plan: a race would dete
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: 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: 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: 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: There are four dogs/ants/people at four corners of a square of unit distance. At the same instant all of them start running with unit speed towards the person on their clockwise direction and will always run towards that target. How long does it take for them to meet and where?
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?
