Top 10 Senior Salesforce Integration Interview Questions & Expert Answers (2026 Edition)
Salesforce Interview Questions Preparation 1. What are the core Salesforce Integration Patterns, and when should you choose one over the other? The Answer: Salesforce defines several distinct integration patterns based on timing, direction, and volume. A senior architect must choose the pattern that minimizes governor limit consumption while matching business requirements: Request and Reply (Synchronous): Salesforce invokes an external system API and pauses execution to wait for an immediate response. Fire and Forget (Asynchronous): Salesforce hands off a transaction payload to an external system or an internal queueing mechanism and resumes its thread immediately without waiting for a response. Batch Data Synchronization (Bulk): Exporting or importing millions of records on a scheduled cadence (typically nightly or hourly) rather than handling them record-by-record. UI Data Virtualization: Displaying real-time external data o...