InMobi is one of the leading global mobile advertising and marketing technology platforms. The company hires engineers who can design scalable systems and solve complex algorithmic problems efficiently. As a result, the technical interview process places strong emphasis on data structures and algorithms (DSA) along with problem-solving ability and coding clarity.

InMobi’s coding rounds typically test a candidate’s understanding of core topics such as arrays, strings, hashing, trees, graphs, dynamic programming, and greedy techniques. Candidates are expected not only to arrive at correct solutions but also to write optimized, production‑quality code and explain their reasoning clearly.

This page features 5 carefully selected DSA interview questions asked in InMobi-style interviews. Practicing these problems will help you understand the patterns commonly tested and improve your readiness for real coding interviews at InMobi.

Preparing for an InMobi coding interview requires a solid grasp of core DSA concepts and the ability to translate ideas into clean, efficient code. Interviews often focus on logical thinking, optimization, and communication of your approach.

Typically, the hiring process includes one or more online coding rounds followed by technical interviews. Candidates may be asked to solve algorithmic problems in a shared editor or coding platform while explaining their thought process. Interviewers usually expect multiple approaches, starting from a brute-force solution and moving toward an optimized one.

Common preparation strategies include:

• Master core DSA topics: Arrays, strings, hashing, trees, graphs, recursion, and dynamic programming frequently appear in coding rounds.
• Practice pattern recognition: Sliding window, two pointers, prefix sums, BFS/DFS, and greedy strategies are commonly tested patterns.
• Focus on optimization: Be ready to discuss time and space complexity and improve an initial brute-force approach.
• Write clean code: Use meaningful variable names and handle edge cases carefully.
• Explain your thinking: Interviewers value structured reasoning and clear communication as much as the final answer.

Consistent practice with curated interview-style problems can significantly improve your chances of performing well in InMobi’s technical rounds.