Merit 321, Launching Careers Interview Questions

Written by IQ Team

Reviewed by Jay Feng

Published March 27, 2026

Estimated reading time: 4 minutes

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Behavioral

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Machine Learning

(1)

Data Pipelines

(1)

Practice for the Merit 321, Launching Careers interview with these recently asked interview questions.

Question	Topic	Difficulty
Skyscanner Partner ETL	Data Pipelines	Hard
You work as a data engineer at Skyscanner. Your team is responsible for ingesting, transforming, and loading flight and hotel availability data from dozens of external partner APIs into Skyscanner’s real-time search platform. The system must ensure high data freshness, fault tolerance, and scalability as new partners are onboarded. How would you architect the ETL pipeline to support these requirements? Design a system flow explaining this architecture. View Question Show Solution
Data Preparation for Imbalanced Data	Machine Learning	Medium
Why Do You Want to Work With Us	Behavioral	Easy

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Calculate Moving Average	SQL	Easy
Predict Customer Churn	Machine Learning	Medium
A/B Test Significance	Statistics	Medium
Optimize Query Performance	SQL	Hard
Feature Importance Analysis	Machine Learning	Medium
Clean Missing Data	Python	Easy
Neural Network Architecture	Deep Learning	Hard
Calculate Cohort Retention	SQL	Medium
Bayesian Probability	Statistics	Easy
Recommend Similar Products	Machine Learning	Hard

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