Learn PLAY with Real Code Examples
Updated Nov 27, 2025
Performance Notes
Leverage asynchronous actions for scalability
Use connection pooling for database access
Enable caching for frequently requested data
Monitor JVM memory and thread usage
Optimize routes and controller logic
Security Notes
Enable CSRF protection for forms
Validate and sanitize input data
Use HTTPS for secure communication
Implement authentication and authorization
Keep dependencies updated for security patches
Monitoring Analytics
Monitor application logs
Track asynchronous job execution
Analyze performance using Lightbend Telemetry
Use Prometheus/Grafana for metrics
Trace HTTP requests and responses
Code Quality
Follow JVM coding standards
Use dependency injection and modular design
Write unit, functional, and integration tests
Use type-safe routing and templates
Document code and API endpoints