Salesforce & Integration Engineering Insights

Salesforce Architecture By Waleed Rafique

Salesforce Governor Limits Audit Checklist: 8 Bottlenecks Crashing Peak Transactions

A practical senior developer checklist for diagnosing Apex CPU timeouts, heap allocations exceeding 6MB/12MB, unindexed filter predicates in SOQL, and recursion loops before they take down production saves.

Key Takeaway: Governor limits rarely fail in development sandboxes with low record volumes. Always audit query plan cardinality, before-save vs after-save Flow ordering, and static recursion guards in Apex triggers.

Explore the 48-Hour Health Audit →

Apex Tuning By Waleed Rafique

Common Causes of SOQL 101 Errors & How to Refactor for Bulk Ingestion

Why System.LimitException: Too many SOQL queries: 101 still plagues modern orgs. How declarative Flows querying records inside loops collide with Apex triggers, and the step-by-step refactoring pattern to map collections in memory.

Key Takeaway: Consolidate multiple per-record queries into single [SELECT ... WHERE Id IN :ids] map structures. Separate record-triggered automation into clear execution frameworks.

Diagnose SOQL & Limit Issues →

Integration Strategy By Waleed Rafique

MuleSoft vs. Custom Cloud Middleware: Making the Right Architectural Choice

Comparing enterprise ESB (MuleSoft Anypoint) with custom serverless middleware (TypeScript on AWS Lambda / Java Spring Boot). When to invest in Anypoint licensing versus when a lightweight, event-driven microservice delivers faster ROI.

Key Takeaway: Use MuleSoft when your organization requires API-led connectivity across 10+ legacy systems with strict centralized governance. For 1-to-1 or 1-to-3 SaaS integrations, custom microservices are often 10x faster to deploy and cost-effective.

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ERP Sync By Waleed Rafique

Salesforce to NetSuite Integration Architecture: Pitfalls & Best Practices

How to synchronize Opportunity closes with NetSuite Sales Orders, manage multi-currency exchange rates, prevent duplicate customer entity creation, and navigate SuiteTalk REST API concurrency limitations.

Key Takeaway: Never connect Salesforce to NetSuite with synchronous HTTP calls inside database triggers. Decouple events using Platform Events and queue-based workers with token-bucket rate limiters.

Read NetSuite Case Study →

Webhooks & Security By Waleed Rafique

How to Design Idempotent Salesforce Webhooks & Ingestion Layers

Building robust webhook receivers that handle third-party network retries, out-of-order event delivery, HMAC SHA-256 signature verification, and deduplication keys using custom Salesforce indexes or distributed caching.

Key Takeaway: Every external webhook must be verified with cryptographic HMAC and checked against an idempotency store (such as a unique external ID field or Redis key) prior to executing DML operations.

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Resilience Engineering By Waleed Rafique

Dead-Letter Queues (DLQ) & Error Recovery in Salesforce Integration Pipelines

How to isolate poison-pill payloads without stalling the entire data queue. Implementing automated exponential backoff retries and human-executable replay scripts so transient outages never result in silent record loss.

Key Takeaway: A production-ready integration must differentiate between transient HTTP 500/503 errors (eligible for automatic retry) and deterministic HTTP 400 validation failures (routed immediately to DLQ for engineer alert).

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