Orange Business Services interview experience Real time questions & tips from candidates to crack your interview

Graduate Engineer Trainee

Orange Business Services
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3 rounds | 4 Coding problems

Interview preparation journey

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Journey
My journey to Orange Business Services began with a deep dive into data structures, the building blocks of code. From there, I tackled personal projects to solidify my knowledge and explore different areas. Challenges with online assessments turned into opportunities to learn and improve. Now, with a strong foundation and practical experience, I'm ready to enter the technical world as a Graduate Training Engineer.
Application story
My application journey to Orange Business Services started when I discovered the Graduate Training Engineer position through my on-campus college placements. Once I submitted my application, I completed an online assessment with coding and aptitude questions. After successfully progressing, I participated in a series of interviews, including technical rounds focusing on data structures, algorithms, and web development, followed by an HR round to discuss career goals and company fit.
Why selected/rejected for the role?
My strong foundation in data structures and algorithms, combined with the experience gained from personal projects in web development, likely impressed the interviewers. Demonstrating problem-solving skills during the coding challenges and showcasing my passion for the field in the HR round might have solidified my selection for the Graduate Training Engineer role.
Preparation
Duration: 3 months
Topics: Data Structures, Algorithms, Databases, Web Development, Coding Fundamentals
Tip
Tip

Tip 1: Build a strong foundation in data structures and algorithms. This will be the backbone of your technical knowledge and allow you to approach complex problems with confidence.

Tip 2: Don't just study theory; put your knowledge into action with personal projects. Experiment with different programming languages and frameworks to solidify your understanding and showcase your skills.

Tip 3: Regularly practice coding challenges on coding platforms. This will improve your problem-solving abilities and prepare you for the coding portion of the interview process.

Application process
Where: Campus
Eligibility: No criteria
Resume Tip
Resume tip

Tip 1: Tailor your resume for each position. Don't just send a generic resume to every company. Highlight the skills and experiences most relevant to the specific Graduate Training Engineer role and the company's focus.

Tip 2: Quantify your accomplishments. Don't just list your projects; showcase the impact you made. Use numbers and metrics to demonstrate the value you brought to your projects. For example, instead of saying "Developed a web application," say "Developed a web application that increased user engagement by 20%."

Interview rounds

01
Round
Easy
Online Coding Interview
Duration60 minutes
Interview date21 Feb 2024
Coding problem2

The round was online in our computer lab of college. It was in the morning from 10 to 11 am. The environment was competitive. The MCQ test went well it was of easy difficulty level.

1. System Design

Which of the following is the PRIMARY benefit of designing a system with a modular architecture?

Problem approach

Tip 1: Before diving into design, thoroughly understand the problem's scope and functionalities. Ask clarifying questions about user base, data volume, performance expectations, and scalability needs.
Tip 2:Begin with a high-level system architecture. Sketch out the main components, their interactions, and data flow. This provides a foundational overview before diving into specifics.
Tip 3:Platforms like Pramp or Interview Cake offer practice problems to hone your skills.

2. DBMS

A table in a relational database management system (RDBMS) can have.

Problem approach

Tip 1: Understand the real-world scenario the database represents. This helps you identify relevant entities, their attributes, and how they relate to each other.
Tip 2: Explore popular database management systems to learn their unique features and functionalities.
Tip 3: Keep pace with evolving database technologies and best practices.

02
Round
Medium
Face to Face
Duration20 minutes
Interview date21 Feb 2024
Coding problem1

Timing: It was after Lunch
Environment: Conducted in a separate room or a designated space within the Placement Cell.
The HR interviewer will greet you and start with a casual introduction.
They will be looking for someone who is a good fit for the team and the company's values.

1. Reverse Linked List

Moderate
15m average time
85% success
0/80
Asked in companies
IBMQuikrMicrosoft

Given the head of a singly linked list, reverse the order of the nodes in place and return the new head.

Problem approach

Initialize three pointers: prev (initially None), curr (starting at the head), and next. Iterate while curr is not None:
Step 1: Store the next node (the node after curr) in a temporary variable.
Step 2: Set curr.next to point to the previous node, effectively reversing the link.
Step 3: Update prev to be the current node (curr) and curr to be the stored next node, moving one step forward in the reversed list.

Try solving now
03
Round
Easy
HR Round
Duration20 minutes
Interview date21 Feb 2024
Coding problem1

Timing: It was around 3 PM
Environment: It was a very comfortable environment, The HR was really good and kept the candidate comfortable.

1. HR Question

Why are you interested in this position at Orange Business Services?

Problem approach

Tip 1: Understand their mission, values, and recent news. This helps you tailor your answers and demonstrate genuine interest.
Tip 2: Prepare answers using the STAR method (Situation, Task, Action, Result) for behavioural questions.
Tip 3: Based on the job description and company, consider unique questions they might ask.

Here's your problem of the day

Solving this problem will increase your chance to get selected in this company

Skill covered: Programming

What is recursion?

Choose another skill to practice
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