📌 Informatica Interview Experience – Software Engineer (2.4 YOE)
Anonymous User
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Role: Software Engineer Java
Experience: 2 years 4 months
Date: Sept 2025
Platform: Online Assessment + Multiple Tech Rounds

🖥️ Online Test (Coding Round)
Reverse a Linked List
Check if a Binary Tree is Balanced or Not

⚙️ Technical Round 1
Design: Stack with Increment Operation
Tree/Graph: Level Order Traversal
Matrix/Graph BFS: Rotten Oranges problem

⚙️ Technical Round 2
Multithreading Concepts: Race condition, synchronization, volatile keyword
Coding: One thread prints odd numbers, another prints even numbers
Array/Greedy: Best Time to Buy and Sell Stock – II
Sorting: Implement Bubble Sort
Design Patterns: Factory, Singleton (implemented Factory in code)
Discussion: Explained Strategy Pattern

🏗️ Developer Architect Round
Designed architecture diagram for my project
Explained my role & ownership in different modules
Questions on API versioning & handling backward compatibility
BFS vs DFS → when to use which in real-world scenarios
Deployment flow & DevOps pipeline discussion
Database-related questions → relational vs NoSQL, and how application was deployed

📝 Status
Currently waiting for results from Informatica.

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