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NPCISoftware Engineer
Updated Jun 29, 2026

NPCI Software Engineer Interview Experiences 2026

Real, anonymous reports from people who interviewed for Software Engineer at NPCI, newest first and distilled into what to expect across the loop.

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Hot & recentNewest first
2 months ago
Easy Positive Hyderābād

I started with an interview where the conversation began right away with an introduction about myself. From there, the questions stayed anchored in fundamentals of core Java and OOP—things like inheritance, and how I’d implement it in a small Java program. I remember having to explain the code clearly, not just what it does but how the pieces fit together.

The discussion also went deeper into a couple of classic topics that felt very “Java internals” focused. I was asked about the diamond problem, and then we shifted to how HashMap works under the hood. Near the end, the interview turned slightly more front-end: I got a React-related question about how form validation is implemented, which surprised me a bit compared to the Java-heavy flow.
6 months ago
Average Positive Mumbai

My process started with me walking through my background. I was asked to introduce myself and explain the path that got me to where I was, and then the technical part started by digging into the Machine Learning project I’d mentioned on my resume. The interviewer asked detailed questions about how it was implemented, including which algorithms I used, and then moved into conceptual ML questions that I was able to answer confidently.

After that, the scope widened to a full-stack project. I had to describe what the app did, how it worked end-to-end, and share implementation details tied to the project. Then I was pulled into core subjects to prove the basics—DBMS and data structures came up, including questions like different kinds of joins, what the HAVING clause is for, and writing a query using HAVING and GROUP BY. Data structures questions covered real-life uses of stacks and queues, and I also got asked about a Trie from my resume—how it works and where it’s used.

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What to expect

Distilled from the reports

Interview Structure & Rounds

The interview process typically consists of multiple rounds, starting with an online assessment followed by technical interviews focused on core concepts like Java, SQL, and OOP, and concluding with an HR round. Candidates should expect a structured flow that aligns with their resume and experience.

Interview roundsStructured processHR round

Technical Focus Areas

Technical interviews heavily emphasize core Java, SQL, and data structures, with questions often probing into OOP principles and practical applications. Candidates should prepare for both theoretical questions and hands-on coding challenges related to these topics.

JavaSQLOOP

Project-Based Discussions

Candidates are often asked to discuss their past projects in detail, including implementation specifics and the technologies used, particularly in areas like machine learning and full-stack development. Being able to articulate project experiences clearly is crucial.

Project discussionMachine learningFull-stack

Behavioral & Communication Skills

Interviews assess not only technical knowledge but also communication skills, with interviewers interested in how candidates explain their thought processes and problem-solving approaches. Candidates should practice articulating their reasoning clearly.

CommunicationBehavioralProblem-solving

Atmosphere & Interviewer Engagement

The interview atmosphere is generally friendly and approachable, with interviewers often using humor to create a relaxed environment. This can help candidates feel more comfortable while discussing complex topics.

Friendly atmosphereEngagementRelaxed environment

Timeline & Scheduling Issues

Candidates have reported inconsistencies in the hiring timeline, with delays and scheduling issues that can lead to frustration. It's advisable to be prepared for potential delays and to follow up proactively.

TimelineSchedulingDelays