Seniority Senior Software Engineer Interview Questions and Answers

- write code for permutations & combination out of n numbers with k possibilities

Q1. - diff between generator & decorator - write code for recursive decorator
Ans. 
Generator produces a sequence of values while decorator adds functionality to an existing function. Recursive decorator calls itself within the decorator function.
• Generator produces values lazily while decorator enhances functionality of a function.

• Generators use 'yield' keyword to yield values one at a time.

• Decorators use '@' symbol to apply additional functionality to a function.

• Example of recursive decorator: def re...read more
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Q2. Explain generators
Ans. 
Generators are functions in Python that allow you to pause and resume execution, yielding multiple values over time.
• Generators are defined using a function with 'yield' statements instead of 'return'.

• They can be iterated over using a for loop or by calling the next() function.

• Generators are memory efficient as they do not store all values in memory at once.

• They are useful for generating large sequences of values or pro...read more
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Q3. Sample application using flask
Ans. 
A sample application using Flask, a Python web framework
• Create a virtual environment for the project

• Install Flask using pip

• Create routes and views for different pages

• Use templates to render HTML pages

• Connect to a database using Flask-SQLAlchemy
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Q1. Why TJX vs a tech company (HireVue)
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Q1. Two rounds with two different engineers. Questions based on personal projects, working in teams, Why TJX Interviewers were very kind and understanding. They really took the time to get to know you, which...read more
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Q2. Why TJX vs tech companies
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Q3. Team project questions and how you collaborated with others
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Q4. Questions specific to resume
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Q1. What is a robot
Ans. 
A robot is a machine capable of carrying out a complex series of actions automatically, especially one programmable by a computer.
• Robots can be used in various industries such as manufacturing, healthcare, and agriculture.

• They are often equipped with sensors and actuators to interact with the environment.

• Examples of robots include industrial robotic arms, autonomous drones, and robotic vacuum cleaners.
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Q1. Basic javascript questions and node js questions and problem solving skills
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Q1. Architecture of the projects/products worked. integration between the two systems and in depth/ES6 features on JavaScript
Ans. 
I have worked on projects with scalable architecture and integrated multiple systems using ES6 features in JavaScript.
• Developed a microservices-based architecture for a healthcare platform using Node.js and React

• Integrated payment gateway systems with e-commerce websites using REST APIs

• Implemented ES6 features like arrow functions, template literals, and destructuring for cleaner code

• Used Webpack for bundling and Babel...read more
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Q1. Technical knowledge on architecture and AWS
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Q1. How was i managed work in previous employer. and achievements
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