Salesforce Staff Engineer Interview Questions and Answers

Q1. The question were related to sql and power bi
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Q2. How do you do data analysis before building the reports? What steps do you take?
Ans. 
Before building reports, I conduct data analysis by following a structured process.
• Define the objective of the analysis and the key questions to be answered

• Collect relevant data from various sources

• Clean and preprocess the data to ensure accuracy and consistency

• Perform exploratory data analysis to identify patterns and trends

• Use statistical methods and tools to analyze the data

• Visualize the data using charts, graphs, a...read more
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Q1. Leetcode medium questions were asked
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- DP cost optimisation Problem
- Object orient design question like design a vending machine

Q1. - Design patterns questions - Questions on aws
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Q1. - How to measure api performance - jvm related questions
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Q1. Why hire? Your strength? How you will contribute?
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Search and sort alogorithm, remove duplicate item in array and how many times its repeated

Q1. Rotate array with how many times the array was rotated. testing questions. team management questions.
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Q1. System Design Round1: Design a distributed log storage and analysis system
Ans. 
Design a distributed log storage and analysis system
• Use a distributed file system like HDFS or Amazon S3 for storing logs

• Implement a log aggregation system like Apache Kafka for collecting logs from various sources

• Utilize a distributed processing framework like Apache Spark for analyzing logs in real-time

• Consider using a NoSQL database like Cassandra for storing processed log data
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Q1. System Design Round2: Design a system similar to Zookeeper
Ans. 
Design a system similar to Zookeeper for managing distributed systems
• Use a centralized service for maintaining configuration information, naming, and providing distributed synchronization

• Implement a hierarchical namespace similar to file system paths for organizing data

• Utilize a consensus algorithm like Paxos or Raft for ensuring consistency and fault tolerance
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Q1. Coding Round1: DS Problem based on creating subs on DB table
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Q1. Coding Round2: DS Problem related to linux directory structure
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Q1. Googliness Round: Various questions about qulity, team player, leadership etc.
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Round duration - 60 minutes
Round difficulty - Medium

In first round, I was not able to complete code but explained the solution. 
Tip : Try to practice coding even if you have 10 years of experience.

Q1. 
Search In Rotated Sorted Array Problem Statement
Given a rotated sorted array ARR of size 'N' and an integer 'K', determine the index at which 'K' is present in the array.
Note:
1. If 'K' is not present...read more
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Q2. 
Minimum Jumps Problem Statement
Bob and his wife are in the famous 'Arcade' mall in the city of Berland. This mall has a unique way of moving between shops using trampolines. Each shop is laid out in a st...read more
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Round duration - 45 minutes
Round difficulty - Medium

Round 2 went very good. They gave a design question in this round.

Q1. Design a file searching functionality for Windows and Mac that includes indexing of file names.
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Round duration - 45 minutes
Round difficulty - Medium

The third round was also a design round.

Q1. How would you design a system for MakeMyTrip?
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Q1. Design bookmyshow
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Q2. Explain ur proj design
Ans. 
Designed a project to improve efficiency of data processing in a cloud-based system.
• Implemented parallel processing to handle large volumes of data

• Utilized distributed computing to reduce processing time

• Designed a scalable architecture to accommodate future growth
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