Safaricom Software Engineer Interview Questions

The questions to prepare for a Safaricom Software Engineer interview. Questions from real interview reports rank first. Updated daily.

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CodingStart here. 17 questions · ~149 min

Optimizing Existing Algorithms for PerformanceMedium

Explain how to optimize a slow algorithm by analyzing complexity, bottlenecks, and better data structures or techniques.

Hash TablesArraysGreedy

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Island and Water ProblemMedium

Practice

Count four-directionally connected islands in a binary grid using graph traversal.

ArraysdfsProblem Solving

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Security & Infrastructure5 questions · ~44 min

GSM Network ComponentsMedium

Evaluates your knowledge of GSM architecture and ability to communicate it using diagrams.

Networking

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GSM and ITIL FundamentalsMedium

Assesses understanding of telecom infrastructure and service management practices relevant to Safaricom.

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Execution7 questions · ~61 min

Agile for Network ChangesMedium

Tests your ability to run iterative delivery safely while managing telecom network changes.

AgileProject Management

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Behavioral & Leadership18 questions · ~158 min

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More topics3 questions · ~26 min

ETL and ExamplesMedium

Evaluates your understanding of data pipelines and how you apply ETL in practice.

data processingETL

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Explain Internet SimplyEasy

Evaluates your ability to explain complex technical concepts clearly to non-technical audiences.

simplificationCommunication

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Scale to One Million UsersHard

Evaluates your system design approach for high scale, reliability, and performance.

system designscalability

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