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885 product developer interview questions shared by candidates

OOP Concepts: Inheritance, Polymorphism, Encapsulation, Abstraction. 2 Memory: Pointers, References, Smart Pointers (unique_ptr, shared_ptr). 3 STL: vector, map, set, queue, stack. 4 Copy Constructor, Operator Overloading, Virtual Functions. 5 RAII concept & Exception Handling. 6 Common Qs: Reverse string, LRU cache, duplicate
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Product Developer

Interviewed at Infosys

3.6★
Nov 13, 2025

OOP Concepts: Inheritance, Polymorphism, Encapsulation, Abstraction. 2 Memory: Pointers, References, Smart Pointers (unique_ptr, shared_ptr). 3 STL: vector, map, set, queue, stack. 4 Copy Constructor, Operator Overloading, Virtual Functions. 5 RAII concept & Exception Handling. 6 Common Qs: Reverse string, LRU cache, duplicate

They asked me to describe a waterflow methodology. This was neither difficult nor unexpected but was the most technical question. Most of the questions were behavioral. They wanted to see if I would fit well with DDS culture.
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Senior Product Developer

Interviewed at Donovan Data Systems

3.1★
Jul 14, 2013

They asked me to describe a waterflow methodology. This was neither difficult nor unexpected but was the most technical question. Most of the questions were behavioral. They wanted to see if I would fit well with DDS culture.

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