Top 35
Prep plan
Updated weekly · Last refresh Oct 17

IBS Software Solutions Engineer Interview Questions

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

35questions
~6htotal time
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1
CodingStart here. 16 questions · ~155 min
C Swap Without Temporary VariableEasy
Practice

Swap two iFly Res configuration values without a temporary variable using Python tuple unpacking.

IBS Software
Most Frequent CharacterMedium
Practice

Count characters across multiple strings and return the most frequent one with deterministic tie-breaking.

aggregationfrequency countArraysIBS Software
Robot Movement AlgorithmMedium

Evaluates problem-solving and algorithmic thinking for control or navigation logic.

IBS Software
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2
SQL & Data Manipulation7 questions + 2 drills · ~88 min
DBMS and SQL Query FundamentalsHard

Assesses depth of SQL knowledge and ability to reason about queries.

sql queriesoopIBS Software
Normalization in DBMSMedium

Evaluates understanding of normalization principles and their role in relational schema design.

normalizationdatabase designIBS Software
SQL Joins and Join ChoiceMedium

Tests SQL join fundamentals and decision-making for correct query results.

JoinssqlIBS Software
SQL Query OptimizationMedium
Practice
Practice drill

Optimize a slow PostgreSQL query that aggregates completed transactions while preserving customers with no matching activity.

Performance Tuningdatabase optimizationindexesDDroisysCapgeminiNomura
SQL for Max EmployeesEasy
Practice
Practice drill

Find the department or departments with the highest employee count using aggregation and a department-employee join.

JoinsGroup BysqlIBS Software
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3
Behavioral & Leadership10 questions · ~97 min
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4
More topics2 questions · ~19 min
Explain IBS SoftwareEasy

Evaluates your understanding of IBS Software and how you position yourself for the role.

company knowledgeIBS Software
Hotel Booking or Airline Reservation DesignHard

Assesses system design thinking for a reservation workflow with core constraints.

system designIBS Software
The finish line: interview-readyComplete all 35 questions plus 2 hands-on drills to finish this plan.