Telefónica Software Engineer Interview Questions
The questions to prepare for a Telefónica Software Engineer interview. Questions from real interview reports rank first. Updated daily.
Use a sliding window and hash map to find the longest substring without repeated characters in a string.
TelefónicaReverse a singly linked list in-place using iterative pointer manipulation.
TelefónicaCompare REST and SOAP web services across architecture style, message format, transport, and common tradeoffs.
TelefónicaExplain how you would design a scalable application, including trade-offs, risks, stakeholder needs, and how you define success.
TelefónicaDescribe a time you had to choose between speed, quality, and scope, and how you aligned stakeholders around the trade-off.
TelefónicaEvaluates your ability to translate ambiguous product needs into a clear technical specification.
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Assesses your understanding of HTTP semantics and how they affect API design.
TelefónicaTests SQL performance troubleshooting, profiling, and iterative hypothesis-driven debugging.
TelefónicaUse a CTE, join, and aggregation to find bet365 users with the 10 highest settled stake amounts.
bet365TelefónicaAggregate user activity by week, then use LAG to compare sessions and watch time versus the prior active week.
B Lab Global
Tapad
ScaleFilter employee records to return every employee whose name begins with the letter E.
Denodo