Dataford
Dataford
Top 11
Prep plan
Updated weekly · Last refresh Oct 17

Boston Consulting Group Solutions Architect Interview Questions

The questions to prepare for a Boston Consulting Group Solutions Architect interview. Questions from real interview reports rank first. Updated daily.

11questions
~2htotal time
Track your progressSign up free to work through all 11 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 5 questions · ~56 min
Linked List ReversalEasy
Practice

Reverse a singly linked list in-place using iterative pointer manipulation.

RecursionLinked ListsArraysBoston Consulting Group
Sorting Algorithm Time ComplexitiesEasy

Tests algorithm knowledge and ability to reason about performance.

MathArraysSortingBoston Consulting Group
Longest Substring Without RepeatsMedium
Practice

Find the longest substring without repeated characters using a sliding window and last-seen index map.

Hash TablesdeduplicationCodingBoston Consulting Group
More Coding questions with a free account
2
More topics6 questions · ~68 min
Real-Time Data Processing DesignHard

Design a fault-tolerant real-time processing system covering ingestion, stream processing, storage, serving, monitoring, and recovery.

data pipelineInfrastructureStream ProcessingBoston Consulting Group
Assessing Feasibility of New TechHard

Tests solution evaluation, risk assessment, and practical feasibility reasoning.

EstimationCompetitive AnalysisSWOTBoston Consulting Group
SQL vs NoSQL Trade-offsEasy

Explain SQL vs NoSQL trade-offs, including schema design, consistency, scaling, and query flexibility.

JoinsData WranglingAggregationsBoston Consulting Group
Data-Driven Business DecisionMedium

Tests analytics thinking and translating data into business outcomes.

EstimationCompetitive AnalysisGrowth StrategyBoston Consulting Group
Data Integrity in Distributed SystemsHard

Tests consistency, correctness strategies, and failure-mode thinking.

IdempotencyData ModelingQualityBoston Consulting Group
More questions with a free account

Sign up to see every question

Create a free account to unlock this list and practice real interview questions.

Get my prep plan
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Calculate Monthly Sales Growth by Product CategoryMedium
Practice
Practice drill

Calculate month-over-month sales growth for each product category using JOINs and window functions.

JoinsAggregationsWayfairREVOLVEFanatics
HTTP Caching and SSL BasicsMedium
Practice
Recently asked
Practice drill

Join certificate, cache, and request data to classify production service readiness and calculate cache-hit performance.

JoinscachingCase WhenBoston Consulting Group
Top Customers by Region VolumeMedium
Practice
Practice drill

Find the top 3 customers in each region by transaction volume using joins, aggregation, and window ranking.

Window FunctionsJoinsRankingJPMorganChaseSilicon Valley BankBanco Santander
The finish line: interview-readyComplete all 11 questions plus 3 hands-on drills to finish this plan.