Interview Query

Twilio Interview Questions

IQ Team
Written by IQ Team
Jay Feng
Reviewed by Jay Feng
Published March 27, 2026
Estimated reading time: 5 minutes

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Twilio Interview Guides

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Data Structures & Algorithms
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SQL
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Probability
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Twilio Interview Questions

Practice for the Twilio interview with these recently asked interview questions.

QuestionTopicDifficulty
SQL
Hard

You’re given two tables, payments and users. The payments table holds all payments between users with the payment_state column consisting of either "success" or "failed". 

How many customers that signed up in January 2020 had a combined (successful) sending and receiving volume greater than $100 in their first 30 days?

Note: The sender_id and recipient_id both represent the user_id.

payments table

Column Type
payment_id INTEGER
sender_id INTEGER
recipient_id INTEGER
created_at DATETIME
payment_state VARCHAR
amount_cents INTEGER

users table

Column Type
id INTEGER
created_at DATETIME

Output:

Column Type
num_customers INTEGER
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SQL
Medium
SQL
Medium
SQL
Easy
Machine Learning
Medium
Statistics
Medium
SQL
Hard
Machine Learning
Medium
Python
Easy
Deep Learning
Hard
SQL
Medium
Statistics
Easy
Machine Learning
Hard

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Twilio Salaries by Position

Data Scientist
$73K
$240K
Data Scientist
Median: $188K
Mean (Average): $174K
Data points: 6
ML Engineer
$135K
$188K
ML Engineer
Median: $170K
Mean (Average): $164K
Data points: 9
Product Manager
$115K
$207K
Product Manager
Median: $160K
Mean (Average): $163K
Data points: 32
Software Engineer
$101K
$210K
Software Engineer
Median: $154K
Mean (Average): $155K
Data points: 363
Data Engineer*
$114K
$157K
Data Engineer
Median: $150K
Mean (Average): $141K
Data points: 4
Data Analyst
$93K
$138K
Data Analyst
Median: $121K
Mean (Average): $117K
Data points: 6
Marketing Analyst*
$107K
Marketing Analyst
Median: $107K
Mean (Average): $107K
Data points: 2
Business Analyst*
$80K
$89K
Business Analyst
Median: $80K
Mean (Average): $83K
Data points: 4
Base salary
Median
Mean (Average)
* = Low confidence (less than 5 data points)

Most data science positions fall under different position titles depending on the actual role.

From the graph we can see that on average the Data Scientist role pays the most with a $173,550 base salary while the Business Analyst role on average pays the least with a $82,500 base salary.

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