HSBC Group Senior Engineer Interview Questions and Answers

Q1. Design a system like youtube
Ans. 
Design a system similar to YouTube for video sharing and streaming
• Implement user authentication and authorization for uploading and viewing videos

• Create a database to store video metadata, user information, and comments

• Develop a recommendation algorithm based on user preferences and viewing history

• Utilize a content delivery network (CDN) for efficient video streaming

• Include features like video monetization, live stream...read more
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Q1. Project related
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Q1. Scenario based question on kafka
Ans. 
Kafka is a distributed streaming platform used for building real-time data pipelines and streaming applications.
• Kafka uses a publish-subscribe model for messaging, allowing multiple producers and consumers.

• Topics in Kafka are partitioned for scalability; for example, a topic with 3 partitions can handle 3 consumers simultaneously.

• Kafka ensures message durability through replication; if one broker fails, others can stil...read more
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Q1. Hadoop basics on computing
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Q2. Distribution basics for processing the data
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Q1. Architecture of bigdata systems
Ans. 
Bigdata systems architecture involves distributed storage, processing, and analysis of large volumes of data.
• Utilize distributed file systems like HDFS for storage

• Use parallel processing frameworks like Apache Spark or Hadoop for data processing

• Implement data pipelines for ETL processes

• Leverage NoSQL databases like Cassandra or MongoDB for real-time data querying

• Consider data partitioning and replication for fault tole...read more
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Q2. How will the bigdata system distribution for storage andcompute happen
Ans. 
Big data system distribution for storage and compute involves partitioning data across multiple nodes for efficient processing.
• Data is partitioned across multiple nodes to distribute storage and processing load.

• Hadoop Distributed File System (HDFS) is commonly used for storage distribution.

• Apache Spark utilizes a cluster computing framework for distributed computing.

• Data locality is important to minimize data transfer ...read more
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Q1. What are the types of derivatives?
Ans. 
Derivatives are financial instruments that derive their value from an underlying asset or security.
• Types of derivatives include futures, options, swaps, and forwards.

• Futures are contracts to buy or sell an asset at a predetermined price and date.

• Options give the buyer the right, but not the obligation, to buy or sell an asset at a predetermined price and date.

• Swaps involve exchanging cash flows based on different finan...read more
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Round duration - 30 minutes
Round difficulty - Easy

It was in the day time. I was asked the programming language of my choice. It was mostly focused on programming fundamentals. I was asked 2 questions based on Data Structures and Algorithms.

Q1. How can you detect a loop in a linked list?
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Round duration - 30 minutes
Round difficulty - Easy

This round was mostly focused on my resume and projects.

Q1. Tell me about your projects.
Ans. 
I worked on several projects, including a web app for task management and a machine learning model for sentiment analysis.
• Developed a task management web app using React and Node.js, allowing users to create, update, and delete tasks.

• Implemented a machine learning model using Python and scikit-learn to analyze customer reviews and predict sentiment.

• Created a personal portfolio website to showcase my projects and skills...read more
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Round duration - 30 minutes
Round difficulty - Easy

It was in the evening. I went to their office in Gurgaon. It was taken by one of the technology director who had a lot of experience.