Accelya Engineer-I Interview Experience (2026) — Bangalore

I got the offer. Here's exactly what happened during my Accelya Engineer-I interview process.

• Role: Engineer-I
• Location: Bangalore, Karnataka, India
• Year: 2026
• Timeline: 2.5 weeks, application to offer
• Rounds: Online Assessment → Technical Round 1 → Technical Round 2 → Manager Interview → HR Round
• Difficulty: Medium — focused on fundamentals and problem-solving
• Outcome: Offer accepted
• Compensation: ₹12 LPA base / ₹14 LPA total comp

The Process

Applied through Accelya's careers portal. Accelya is a leading airline and travel technology company, so they care about both technical skills and domain understanding.

Round 1: Online Assessment (75 minutes)

This was a comprehensive test covering aptitude and technical basics.

Format: Proctored online assessment Duration: 75 minutes What they were testing: Quantitative aptitude, logical reasoning, and programming basics

The test had:

• Quantitative aptitude (15 questions)
• Logical reasoning (15 questions)
• Programming basics (20 questions)
• SQL basics (10 questions)

The programming questions covered Java fundamentals, data structures, and algorithms at a basic level.

Round 2: Technical Round 1 (45 minutes)

This was a Java-focused technical round conducted over video call.

Format: Video call technical interview Interviewer: Senior Software Engineer Duration: 45 minutes What they were testing: Java fundamentals and problem-solving Interviewer approach: Structured — he asked questions from a predefined set

"Tell me about yourself and your technical background."

I gave a brief overview of my education, projects, and technical skills. I highlighted my experience with Java and web development.

"Explain the difference between ArrayList and LinkedList in Java."

I explained that ArrayList uses a dynamic array while LinkedList uses a doubly-linked list. I discussed when to use each based on access patterns and modification frequency.

"Write a program to reverse a string in Java."

I implemented it using StringBuilder's reverse() method and also showed a manual implementation using character array. The interviewer asked about time complexity (O(n)).

"Explain SQL joins with examples."

I explained INNER JOIN, LEFT JOIN, and RIGHT JOIN with examples. I discussed how joins work and when to use each type.

"What is the difference between GET and POST in HTTP?"

I explained that GET is for retrieving data and parameters are in the URL, while POST is for submitting data and parameters are in the body.

Round 3: Technical Round 2 (45 minutes)

This round focused on data structures and basic problem-solving.

Format: Video call technical interview Interviewer: Technical Lead Duration: 45 minutes What they were testing: Data structures and algorithmic thinking Interviewer approach: Problem-solving focused

"Find the second largest element in an array."

I implemented it in Java using a single pass approach. I explained the logic and edge cases like arrays with duplicate elements.

"Check if two strings are anagrams."

I implemented it by sorting both strings and comparing, and also discussed an alternative approach using character count arrays.

"Explain the concept of stack and implement basic operations."

I explained LIFO principle and implemented push, pop, and peek operations using an array.

"What is a RESTful API?"

I explained REST principles, HTTP methods, status codes, and resource-based URLs. I gave examples of RESTful endpoints.

Round 4: Manager Interview (30 minutes)

Focus on cultural fit and career aspirations.

Format: Behavioral interview Interviewer: Engineering Manager Duration: 30 minutes What they were testing: Communication skills and team fit

"Tell me about a challenging project you worked on."

I talked about a full-stack project where I had to integrate a third-party API. I explained the challenges I faced and how I overcame them.

"Why Accelya?"

I talked about Accelya's position in the aviation industry, their focus on innovation, and the opportunity to work on complex systems that impact millions of travelers.

Round 5: HR Round (20 minutes)

Final discussion about compensation and joining details.

"Are you willing to work in shifts?"

I expressed flexibility for project requirements. Accelya sometimes requires night shifts for supporting global airline clients.

The Insider Insight

Here's something most guides don't mention: Accelya puts significant emphasis on understanding the aviation domain. In my technical rounds, the interviewers asked about my interest in the travel industry and whether I was willing to learn airline-specific concepts like revenue management, loyalty programs, and passenger service systems. They don't expect domain expertise upfront, but they do expect curiosity and willingness to learn the aviation business.

Compensation

The offer was ₹12 LPA base with benefits that bring total comp to about ₹14 LPA. For an Engineer-I role (0-2 years experience), this is competitive.

Who This Role Is Right For

This role is perfect if you're starting your career in technology, are interested in the aviation industry, and want to work on systems that impact global travel.

It might not be for you if you prefer product companies or find domain-specific work limiting.

Frequently Asked Questions

How hard is the Accelya Engineer-I interview? I'd rate it medium difficulty. The online assessment is the main filter, and the technical rounds focus on fundamentals rather than advanced concepts.

How long does the Accelya interview process take? From application to offer, it took me 2.5 weeks. The process is relatively efficient.

What is the Accelya interview process and rounds? There are 5 rounds: online assessment, two technical rounds, manager interview, and HR round. The focus is on fundamentals and problem-solving.

How much do Engineer-I roles make at Accelya? For an Engineer-I (0-2 years experience), expect ₹10-14 LPA base with total comp around ₹12-16 LPA.

How to prepare for Accelya interview in 2025-2026? Master Java fundamentals, data structures, basic algorithms, and SQL. Learn about the aviation industry and be ready to discuss your interest in travel technology.