Xperi Senior Engineer Product Development Interview Questions and Answers

Q1. Given 2 large numeric comma seperated strings. You need to calculate their sum along with maintaining the correct position of commas. Example Test Case - s1 - "123,456,788" s2 - "1" output - "123,456,789"...read more
Ans. 
Calculate sum of large numeric comma separated strings without converting to integers.
• Split the strings by comma to get individual numbers

• Iterate from right to left and add digits, carrying over if necessary

• Maintain correct position of commas in the output string
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Q1. It was Low Level Design Round. Question - Design a file system just like google drive. Functional Requirements - i) It should have functionality of file uploading, downloading, sharing. ii) Need to handle...read more
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Q1. It was Hiring Manager round and it tested my knowledge over HLD & LLD. Tell me about the most challenging project which you did till now. Follow Up Questions - i) Draw HLD & write LLD of it. ii) How muc...read more
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Q2. What all initiatives I have taken in my career?
Ans. 
I have taken various initiatives in my career to improve processes and drive innovation.
• Led a team to implement a new agile development process, resulting in faster delivery of products

• Introduced automated testing tools to improve software quality and reduce manual effort

• Organized coding workshops for junior developers to enhance their skills and knowledge

• Initiated a mentorship program to help new hires acclimate to th
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Q3. How many microservices do I own & at what scale they handle the traffic?
Ans. 
I own 5 microservices that handle traffic at a scale of 10,000 requests per minute.
• I own 5 microservices

• They handle traffic at a scale of 10,000 requests per minute
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Q4. Tell me the incidents where you went beyond your limits for the work
Ans. 
I have consistently gone above and beyond in my work by taking on additional projects and working extra hours when needed.
• Volunteering to lead a high-priority project that required long hours and weekend work

• Staying late to troubleshoot and resolve a critical issue before a major deadline

• Taking on extra tasks to help a team member who was overwhelmed with their workload
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Q5. Why are you leaving your current organization?
Ans. 
Seeking new challenges and growth opportunities.
• Desire for career advancement

• Looking for new challenges

• Seeking better work-life balance

• Company restructuring or changes in management
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Q1. Given an array of n numbers , find the kth largest find the sum from a th largest to bth largest n can be huge
Ans. 
Find the sum of kth to bth largest numbers in a huge array efficiently.
• Sort the array in descending order to easily find the kth and bth largest numbers.

• Use a priority queue or min heap to efficiently find the kth and bth largest numbers without sorting the entire array.

• Once you have the kth and bth largest numbers, iterate through the array and sum the numbers between them.
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Q2. Mostly elasticsearch related and company work related questions
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Medium level question are asked

Q1. Given a array and asked sum
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