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Hitachi Energy Software Developer Interview Questions, Process, and Tips

Updated 16 Jul 2024

Hitachi Energy Software Developer Interview Experiences

1 interview found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Jun 2024. There were 3 interview rounds.

Round 1 - Technical 

(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.

  • Answered by AI
  • 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.

  • Answered by AI
  • 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...

  • Answered by AI
  • Q5. Basic javascript output questions
Round 2 - Technical 

(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);

  • Answered by AI
  • Q2. About form validation techniques
  • Q3. UseCallback and useMemo
Round 3 - HR 

(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...

  • Answered by AI
  • Q2. Why do you want to join only Hitachi energy.

Interview Preparation Tips

Interview preparation tips for other job seekers - Stick to basics and solve few javascript output questions

Skills evaluated in this interview

Software Developer Jobs at Hitachi Energy

View all

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

Round: Resume Shortlist
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
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Sep 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(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...

  • Answered by AI
  • 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...

  • Answered by AI
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Referral and was interviewed in May 2024. There was 1 interview round.

Round 1 - Aptitude Test 

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

Interview preparation tips for other job seekers - Work with business team and on excel presentation.
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected 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...

  • Answered by AI
  • 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

Interview preparation tips for other job seekers - No

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.

  • Answered by AI
  • 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.

  • Answered by AI
  • Q4. In dept of Cassandra, Applciation performance improvement, troubleshooting.

Interview Preparation Tips

Interview preparation tips for other job seekers - There were total 4 round; results would be announced only after 4 rounds. Improve you core strenght by practicing more problem sloving questions.

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Aug 2023. There were 2 interview rounds.

Round 1 - HR 

(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

  • Answered by AI
  • Q2. Qualifications and current status
Round 2 - Technical 

(3 Questions)

  • Q1. Core and Advance Java questions
  • Q2. Situational questions
  • Q3. Questions related to spring and different frameworks
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview before Feb 2024.

Round 1 - Technical 

(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

  • Answered by AI
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(3 Questions)

  • Q1. Just half hour interview Oops concept
  • Q2. . Net and angular basics
  • Q3. Project in details
Round 2 - Behavior 

(3 Questions)

  • Q1. What if team is not supporting you
  • Q2. Manager is not agree
  • Q3. 5 year your goals

Hitachi Energy Interview FAQs

How many rounds are there in Hitachi Energy Software Developer interview?
Hitachi Energy interview process usually has 3 rounds. The most common rounds in the Hitachi Energy interview process are Technical and HR.
How to prepare for Hitachi Energy Software Developer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Hitachi Energy. The most common topics and skills that interviewers at Hitachi Energy expect are Debugging, SQL, Windows, WCF and DNS.
What are the top questions asked in Hitachi Energy Software Developer interview?

Some of the top questions asked at the Hitachi Energy Software Developer interview -

  1. Write a function to find the sum of the array using redu...read more
  2. What do you know about Hitachi ene...read more
  3. redux sagas and their practical use ca...read more

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Hitachi Energy Software Developer Interview Process

based on 1 interview

Interview experience

5
  
Excellent
View more

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Hitachi Energy Software Developer Salary
based on 15 salaries
₹5 L/yr - ₹20 L/yr
45% more than the average Software Developer Salary in India
View more details

Hitachi Energy Software Developer Reviews and Ratings

based on 2 reviews

3.3/5

Rating in categories

3.0

Skill development

4.6

Work-life balance

2.7

Salary

3.6

Job security

4.6

Company culture

2.3

Promotions

4.6

Work satisfaction

Explore 2 Reviews and Ratings
Software developer power platform

Chennai

5-11 Yrs

Not Disclosed

Software Developer

Chennai

5-11 Yrs

Not Disclosed

Software Developer

Chennai

3-5 Yrs

₹ 8.5-15 LPA

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