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Hitachi Energy Software Developer Interview Questions, Process, and Tips
Hitachi Energy Software Developer Interview Experiences
1 interview found
Selected
I applied via Naukri.com and was interviewed in Jun 2024. There were 3 interview rounds.
(5 Questions)
- Q1. About virtual DOM and it's implementation
- Q2. Implementation of map, reduce, filter
- Ans.
Map, reduce, and filter are higher-order functions commonly used in functional programming to manipulate arrays.
Map: Transforms each element in an array based on a provided function.
Reduce: Reduces an array to a single value by applying a function to each element.
Filter: Creates a new array with elements that pass a certain condition.
- Q3. Closures and their implementation
- Ans.
Closures are functions that have access to variables from their containing scope.
Closures can access variables from their outer function even after the outer function has finished executing.
Closures can be used to create private variables in JavaScript.
Closures are commonly used in event handlers and callbacks.
- Q4. Redux sagas and their practical use cases
- Ans.
Redux sagas are middleware libraries for managing side effects in Redux applications.
Redux sagas are used to handle asynchronous actions in Redux, such as API calls or timers.
They are implemented as generator functions that can pause and resume execution.
Redux sagas provide a more structured and testable approach to handling side effects compared to traditional Redux middleware like Thunk.
Common use cases for redux sag...
- Q5. Basic javascript output questions
(3 Questions)
- Q1. Write a function to find the sum of the array using reduce.
- Ans.
Function to find sum of array using reduce
Use the reduce method to iterate through the array and accumulate the sum
Convert array elements to numbers before summing them up
Handle edge cases like empty array or non-numeric elements
Example: const array = ['1', '2', '3']; const sum = array.reduce((acc, curr) => acc + Number(curr), 0);
- Q2. About form validation techniques
- Q3. UseCallback and useMemo
(2 Questions)
- Q1. What do you know about Hitachi energy
- Ans.
Hitachi Energy is a global technology leader that provides innovative and sustainable energy solutions.
Hitachi Energy offers a wide range of products and services for the energy sector, including grid integration, digital solutions, and consulting services.
The company focuses on creating a more sustainable energy future through its advanced technologies and expertise.
Hitachi Energy is known for its commitment to innova...
- Q2. Why do you want to join only Hitachi energy.
Interview Preparation Tips
Skills evaluated in this interview
Software Developer Jobs at Hitachi Energy
Top trending discussions
Interview questions from similar companies
I appeared for an interview in Sep 2017.
Interview Questionnaire
3 Questions
- Q1. Basic questions : Lift desiging , probability and normal questions based on arrays and string. Resume overview.
- Q2. OOPs, BigData , basic C++ and other stuff was asked.
- Q3. Talked about yourself. Strengths , weaknesses about your life and other future perspective.
Interview Preparation Tips
Experience: No basic criteria. CG matters
Tips: CG matters
Round: Test
Experience: 16 quantitative(16mins) + 14 logical(14mins) + 22 english(18mins) + 12 questions based on C++C, OOPs(15 mins) + 2Coding questions(very simple based on arrays and mathematics like prime numbers, permutations, string balancing)
Tips: Platform : amcat , try to give mock tests on amcat to boost up your speed and try to attempt atleast one coding question.
Duration: 1 hour 50 minutes
Total Questions: 66
Skills: Logical Reasoning, LOGICAL THINKING ABILITIES, Object Oriented Programming (OOP) Basics, Confidence, Probabiity, Data Strrutures, Strings
College Name: IIT Roorkee
Selected
I applied via Naukri.com and was interviewed before Sep 2022. There were 2 interview rounds.
(2 Questions)
- Q1. What is the difference between .net and .net core?
- Ans.
The main difference between .NET and .NET Core is that .NET Core is a cross-platform, open-source framework while .NET is a Windows-only framework.
NET Core is cross-platform, meaning it can run on Windows, macOS, and Linux, while .NET is limited to Windows.
.NET Core is open-source, allowing for community contributions and faster updates, while .NET is primarily developed by Microsoft.
.NET Core is modular, allowing deve...
- Q2. What is the difference between function and stored procedure?
- Ans.
Functions return a single value, while stored procedures can perform multiple operations and return multiple values.
Functions return a single value, while stored procedures can return multiple values.
Functions are called in SQL statements, while stored procedures are called using the EXECUTE command.
Functions cannot modify the database state, while stored procedures can.
Functions are precompiled and stored in the datab...
I applied via Referral and was interviewed in May 2024. There was 1 interview round.
20 min - 20 questions
I applied via Referral and was interviewed before Mar 2020. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Method Overloading and Method Overriding
- Q2. Excel Presentation
Interview Preparation Tips
Software Engineer Interview Questions & Answers
Power Grid Corporation of India
Anonymous
posted on 27 Mar 2025
Selected
I appeared for an interview in Feb 2025, where I was asked the following questions.
- Q1. What skills do you specialize in?
- Ans.
I specialize in full-stack development, focusing on JavaScript frameworks, cloud computing, and agile methodologies.
Proficient in JavaScript frameworks like React and Angular for building dynamic user interfaces.
Experienced in backend development using Node.js and Express, enabling seamless API integration.
Skilled in cloud services such as AWS and Azure, optimizing application deployment and scalability.
Familiar with a...
- Q2. How many years of experience do you have?
- Q3. What additional qualifications do you possess?
- Q4. In what areas do you have knowledge or expertise?
Interview Preparation Tips
I applied via Recruitment Consultant and was interviewed in Mar 2021. There were 3 interview rounds.
Interview Questionnaire
4 Questions
- Q1. 1. Coding question on max sum of subsequence ?
- Q2. 2. Coding in question of finding number with most frequency when input array size is ~ 1M.
- Ans.
Finding number with most frequency in 1M size array of strings.
Use a hash table to store the frequency of each number.
Iterate through the array and update the frequency in the hash table.
Find the number with the highest frequency in the hash table.
- Q3. 3. Find lenght of linked list in single iteration.
- Ans.
To find length of linked list in single iteration, use two pointers and traverse the list until the end.
Use two pointers, one moving one node at a time and the other moving two nodes at a time.
Traverse the list until the end is reached.
The number of iterations taken by the faster pointer to reach the end is the length of the linked list.
- Q4. In dept of Cassandra, Applciation performance improvement, troubleshooting.
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Campus Placement and was interviewed before Aug 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Tell us about yourself
- Ans.
I am a software engineer with 5 years of experience in developing web applications using Java, Spring, and Angular.
5 years of experience in software development
Proficient in Java, Spring, and Angular
Strong problem-solving skills
Experience working in Agile development environment
- Q2. Qualifications and current status
(3 Questions)
- Q1. Core and Advance Java questions
- Q2. Situational questions
- Q3. Questions related to spring and different frameworks
Sanjeev Kumar.N
Selected
I appeared for an interview before Feb 2024.
(1 Question)
- Q1. Object oriented programming concept.
- Ans.
Object oriented programming is a programming paradigm based on the concept of objects, which can contain data and code.
Encapsulation: bundling data and methods that operate on the data into a single unit (object)
Inheritance: allows a class to inherit properties and behavior from another class
Polymorphism: ability for objects to be treated as instances of their parent class or as instances of their own class
kiran pokharkar
(3 Questions)
- Q1. Just half hour interview Oops concept
- Q2. . Net and angular basics
- Q3. Project in details
(3 Questions)
- Q1. What if team is not supporting you
- Q2. Manager is not agree
- Q3. 5 year your goals
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Hitachi Energy Interviews By Designations
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Hitachi Energy Software Developer Interview Process
based on 1 interview
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Hitachi Energy Software Developer Reviews and Ratings
based on 2 reviews
Rating in categories
|
Project Engineer
350
salaries
|  ₹6 L/yr - ₹16 L/yr |
|
Associate Project Engineer
263
salaries
| ₹5 L/yr - ₹10 L/yr |
|
R&D Engineer
127
salaries
| ₹7.2 L/yr - ₹19.4 L/yr |
|
Design Engineer
126
salaries
| ₹3.2 L/yr - ₹12.2 L/yr |
|
Project Manager
120
salaries
| ₹7.9 L/yr - ₹30 L/yr |
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