WiseTech Global Software Engineer Interview Questions, Process, and Tips

3 question asked on hackerrank test. We need to complete it in 3 hours

Q1. Explain design pattern and implementation
Ans. 
Design patterns are reusable solutions to common software design problems.
• Design patterns provide a common language for developers to communicate about software design.

• They can improve code quality, maintainability, and scalability.

• Examples of design patterns include Singleton, Factory, and Observer.

• Implementation involves applying the pattern to a specific problem in a software system.

• Design patterns can be implemente...read more
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Q2. Explain solid principle with example
Ans. 
SOLID principles are a set of guidelines for writing maintainable and scalable code.
• Single Responsibility Principle: A class should have only one reason to change.

• Open/Closed Principle: A class should be open for extension but closed for modification.

• Liskov Substitution Principle: Subtypes should be substitutable for their base types.

• Interface Segregation Principle: Clients should not be forced to depend on interfaces ...read more
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Q3. Explain test driven environment and its advantages
Ans. 
Test driven environment is a software development approach where tests are written before the actual code.
• Tests are written before the code is developed

• Code is developed to pass the tests

• Advantages include better code quality, faster development, and easier maintenance

• Reduces the risk of bugs and errors

• Helps in identifying issues early in the development cycle
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Sql and aptitude assignment. 1 sql problem with 1 hr hosted on hackerrank test.

Q1. Low level system design for one of my academic project.
Ans. 
For my academic project, I designed a low-level system for a file management application.
• Identified the requirements and constraints of the system

• Designed the file structure and organization

• Implemented file operations such as create, read, write, and delete

• Optimized the system for performance and scalability

• Tested the system thoroughly to ensure functionality and reliability
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Q2. They also wants tables and sql queries
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Q3. First discuss all the requirements with the interviewer.
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4.5 h hackerrank coding test with 2 medium and 1 advanced level of programming question.

Cognitive test with verbal, abstract and statistical problems

3 hour 3 problem Coding test on Hackerrank. Leetcode Medium level problems based on concepts like Array/String manipulation, Graphs.

A coginitive test with difficulty level equivalent to MBA entrance tests (like CAT, XAT) with questions on topics like Quant, Abstract Reasoning, Data Interpretation, Reading Comprehension, etc.
The test had sectional time limit for RC, Quant and Abstract sections.

Q1. Questions on Past Work Experience
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Q2. 1 Medium level DSA based coding problem
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Q3. Few questions on Database/SQL
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Coding test on hacker Earth

Q1. One to one interview
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Q1. Tell me about your company
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