Infosys Finacle Backend Engineer Interview Questions

The questions to prepare for a Infosys Finacle Backend Engineer interview. Questions from real interview reports rank first. Updated daily.

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System DesignStart here. 4 questions · ~32 min

Design an API security architecture using gateway controls, strong identity, authorization, secrets management, and observability.

Java Microservices Transaction HandlingHard

Design reliable transaction handling across Java microservices without relying on distributed database transactions.

system designjavadistributed systemsIInfosys Finacle

Minimizing Latency GloballyHard

Explain how to reduce latency in a globally distributed ML system while preserving availability, consistency, and model quality.

latencyperformance optimizationdistributed systemsIInfosys Finacle

Scalable Notification SystemHard

Design a scalable, low-latency notification system with personalized candidate selection, ranking, delivery, and safeguards.

latencyperformancedistributed systemsIInfosys Finacle

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min

Return the second-highest distinct non-null salary from a single employee table.

Write an efficient PostgreSQL query to summarize failed pipeline runs across distributed datasets.

Optimize a PostgreSQL window query by reducing rows before cumulative account-level transaction calculations.

The finish line: interview-readyComplete all 5 questions plus 3 hands-on drills to finish this plan.