Bloomberg Data Engineer Interview Questions
Master your tech interview with our curated database of real questions from top companies.
4Questions
1Company
4 Questions 1 Company
Showing 4 results
Bloomberg
Medium
Data EngineerImplement RotatingFileSink in hierarchy
You are given an existing Python 3.10 codebase with an abstract base class RecordSink (from abc import ABC, abstractmethod) that defines open() -> Non...
Other / Miscellaneous
0
1
Sep 6, 2025
Bloomberg
Medium
Data EngineerWrite Postgres string parsing and aggregation query
You are given a PostgreSQL table events(user_id TEXT, raw TEXT) where raw stores pipe-delimited key=value pairs, for example 'user=U1|country=US|ts=20...
Data Manipulation (SQL/Python)
0
0
Sep 6, 2025
Bloomberg
Medium
Data EngineerImplement classes within an abstract Python framework
You are given an existing Python codebase (~200 lines shown) that defines an abstract base class DataProcessor with abstract methods load(self), trans...
Coding & Algorithms
0
0
Sep 6, 2025
Bloomberg
Medium
Data EngineerWrite PostgreSQL string-manipulation query
You are given a PostgreSQL table clickstream(session_id TEXT, page TEXT, query TEXT, ts TIMESTAMP). The page column contains full URLs like 'https://s...
Data Manipulation (SQL/Python)
0
0
Sep 6, 2025