IBM
Global technology and consulting firm with deep roots in enterprise IT and AI.
3 Rounds
~14 Days
Medium
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Data Scientist
•
Coding
•
hard
Implement a function in Python to calculate the TF-IDF scores for a corpus of documents without using scikit-learn.
#Python
#NLP
#Math
Data Scientist
•
Coding
•
easy
Given an array of integers, return the indices of the two numbers that add up to a specific target.
#Python
#Data Structures
#Hash Maps
Data Scientist
•
Coding
•
hard
Implement a basic K-Means clustering algorithm from scratch in Python.
#Python
#Machine Learning
#Math
Data Scientist
•
Coding
•
medium
Write a function to detect anomalies in a time-series array using a moving average and standard deviation threshold.
#Python
#Statistics
#Time Series
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.