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Prep plan
Updated weekly · Last refresh Oct 17

Bixal Software Engineer Interview Questions

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

17questions
~2htotal time
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1
CodingStart here. 3 questions · ~24 min
Coding in C#, CSS, and JavaScriptMedium

Assesses practical proficiency across C#, CSS, and JavaScript for delivering customer-facing functionality.

javascriptcssBixal
Code Samples and ApproachMedium

Evaluates how you structure solutions, implement clean code, and communicate your coding approach.

ProgrammingBixal
PHP JSON Restructuring FunctionMedium

Tests PHP coding ability for JSON parsing and data transformation for API integrations.

APIsfunctionsBixal
2
Technical Fundamentals3 questions · ~24 min
Accessibility Compliance with WCAGMedium

Tests accessibility implementation practices aligned to federal standards and user-centered delivery.

accessibilitycode qualityBixal
Automated Testing in PHPMedium

Tests testing strategy, tooling, and quality practices for PHP applications.

TestingAutomationBixal
Caching for Site PerformanceMedium

Tests practical performance engineering and caching design for data-driven customer experiences.

performancecachingtechnical experienceBixal

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3
Behavioral & Leadership9 questions · ~73 min
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4
More topics2 questions · ~16 min
Optimize Slow Database QueriesHard

Tests performance tuning skills for production WordPress workloads and database query optimization.

performancequery optimizationBixal
Web App Security Against AttacksMedium

Tests secure coding practices and threat modeling for common web vulnerabilities.

xsssql injectionSecurityBixal
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
7-Day Rolling Active UsersMedium
Practice
Practice drill

Compute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.

Window FunctionsDate FunctionsRunning TotalsMetaSpotifyMeta IT
Optimizing Poorly Performing SQLHard
Practice
Practice drill

Optimize a PostgreSQL reporting query by reducing scanned rows, preserving unmatched records, and selecting the latest related review efficiently.

database optimizationlarge datasetsperformancePPriority Technology Holdings, LLCZillowOne
Optimize SQL QueriesMedium
Practice
Practice drill

Optimize a PostgreSQL aggregation query by filtering early, reducing rows before joins, and returning qualifying active customers.

database optimizationperformanceindexesSofteamSSoftware Medical InformaticsGlassdoor
The finish line: interview-readyComplete all 17 questions plus 3 hands-on drills to finish this plan.