About lighthouse technologies
lighthouse technologies Interview Questions and Answers
Updated 21 Feb 2026DevOps Engineer Interview Experience
Candidate: Emma Rodriguez
Experience Level: Mid-level
Applied Via: Recruiter outreach
Difficulty: Hard
Final Result:
Interview Process
3 rounds
Questions Asked
- Explain CI/CD pipelines and tools you have used.
- How do you handle system outages?
- Describe your experience with cloud infrastructure (AWS/Azure).
Advice
Be prepared for scenario-based questions and demonstrate hands-on experience with cloud and automation tools.
Full Experience
A recruiter contacted me directly. The first round was a technical phone interview focusing on DevOps concepts and tools. The second round was a practical assessment involving scripting and infrastructure setup. The final round was a team interview assessing problem-solving and collaboration skills. The process was challenging but fair.
UX Designer Interview Experience
Candidate: David Kim
Experience Level: Mid-level
Applied Via: LinkedIn
Difficulty:
Final Result: Rejected
Interview Process
3 rounds
Questions Asked
- Walk me through your design portfolio.
- How do you incorporate user feedback into your designs?
- Describe a project where you improved user experience significantly.
Advice
Focus on articulating design decisions and user-centered thinking.
Full Experience
Applied via LinkedIn and had a phone interview discussing my portfolio and design process. The second round was a practical design challenge with a tight deadline. The final round was a cultural fit interview. While the team appreciated my creativity, they wanted more experience with user research methodologies.
Product Manager Interview Experience
Candidate: Catherine Smith
Experience Level: Senior
Applied Via: Company website
Difficulty: Hard
Final Result:
Interview Process
4 rounds
Questions Asked
- How do you prioritize product features?
- Describe a time you managed a difficult stakeholder.
- Create a product roadmap for a new mobile app.
- How do you measure product success?
Advice
Prepare to discuss leadership experiences and product strategy in depth.
Full Experience
The interview process was intense, starting with a phone interview on product management fundamentals. The second round involved a case study presentation. The third was a panel interview with cross-functional team members. The final round was with senior leadership focusing on strategic thinking. The company values clear communication and strategic vision highly.
Data Analyst Interview Experience
Candidate: Brian Lee
Experience Level: Entry-level
Applied Via: Referral
Difficulty: Easy
Final Result: Rejected
Interview Process
2 rounds
Questions Asked
- How do you handle missing data in a dataset?
- Explain the difference between correlation and causation.
- Describe your experience with SQL.
Advice
Gain more hands-on experience with SQL and data visualization tools.
Full Experience
I was referred by a former colleague and had two interview rounds. The first was a phone screening focusing on my resume and basic data analysis concepts. The second was a technical interview with practical questions about data cleaning and SQL queries. The interviewers were friendly but expected solid foundational knowledge. Unfortunately, I was not selected due to limited practical experience.
Software Engineer Interview Experience
Candidate: Alice Johnson
Experience Level: Mid-level
Applied Via: Online job portal
Difficulty:
Final Result:
Interview Process
3 rounds
Questions Asked
- Explain the difference between REST and SOAP APIs.
- Write a function to reverse a linked list.
- Describe a challenging bug you fixed in your previous job.
Advice
Brush up on data structures and algorithms, and be ready to discuss past projects in detail.
Full Experience
The process started with an online application followed by a coding test. The first round was a technical phone interview focusing on algorithms and problem-solving. The second round was an onsite technical interview with coding exercises and system design questions. The final round was an HR interview to assess cultural fit. Overall, a well-structured process that tested both technical skills and communication.
Frequently Asked Questions in lighthouse technologies
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Common Interview Questions in lighthouse technologies
Q: In a sports contest there were m medals awarded on n successive days (n > 1). 1. On the first day 1 medal and 1/7 of the remaining m - 1 medals were awarded. 2. On the second day 2 medals and 1/7 of the now remaining medals was awarded; and so on.On the nth and last day, the remaining n medals were awarded.How many days did the contest last, and how many medals were awarded altogether?
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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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 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: In mathematics country 1,2,3,4....,8,9 are nine cities. Cities which form a no. that is divisible by 3 are connected by air planes. (e.g. cities 1 & 2 form no. 12 which divisible by 3 then 1 is connected to city 2). Find the total no. of ways you can go to 8 if you are allowed to break the journeys.
Q: Four persons have to cross the bridge they are having one torch light. Four persons take 1,2,5,10 minutes respectively, when two persons are going they will take the time of the slowest person. What is the time taken to cross by all of them.
Q: The profit made by a company in one year is enough to give 6% return on all shares. But as the preferred shares get on return of 7.5%, so the ordinary shares got on return of 5%. If the value of preferred shares is Rs 4,000000, then what is the va...
