Your Laravel API serves 10,000 RPM with complex Eloquent queries. What database optimization strategy provides the biggest impact?

Optimize N+1 queries and implement eager loading

Implement query caching with Redis

Optimize N+1 queries and implement eager loading

Optimizing a high-traffic e-commerce product listing with filters, sorting, and pagination. What caching strategy is most effective?

Implement multi-level caching: query + fragment

Use fragment caching for product cards

Implement multi-level caching: query + fragment

Your application has slow database writes due to heavy indexing. What optimization technique maintains performance?

Use batch inserts and defer index updates

Remove indexes during peak hours

Use batch inserts and defer index updates

Scaling Laravel Horizon for processing 1M+ jobs daily. What configuration ensures reliability under load?

Multiple dedicated queues by priority

Database queue driver for persistence

Redis cluster with queue partitioning

Optimizing Laravel for 100ms response time under 5,000 concurrent users. What PHP/Laravel optimizations are most impactful?

Laravel config and route caching

Implementing real-time analytics dashboard with sub-second response times for large datasets. What architecture pattern works best?

OLAP cube with pre-aggregated data

Direct database queries with aggregation

Materialized views with scheduled refresh

OLAP cube with pre-aggregated data

Stream processing with real-time aggregation

Your Laravel application experiences memory leaks during long-running queue jobs. What debugging and prevention strategy is most effective?

Implement job middleware with memory monitoring

Use --stop-when-empty with Horizon

Implement job middleware with memory monitoring

Use separate process for memory-intensive jobs

Quiz

Advanced Performance Optimization & Scaling

Senior Software Engineer Path › Backend Performance Optimization

Optimize and scale Laravel applications for high traffic and complex workloads

Assessment Overview

Questions

Duration

25m

Pass Score

80%

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What to Expect

Multiple Choice Questions

Answer questions with multiple options to test your theoretical knowledge

Timed Assessment

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Senior Software Engineer Path

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