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Building Scalable API-Led Connectivity Using Three-Tier Architecture Patterns
Abstract
Enterprise technology stacks have evolved into complex ecosystems where a cloud-based CRM software serves as the CRM foundation while interfacing with financial software, supply chain tools, and numerous domain-specific solutions. Traditional point-to-point integration techniques create exponential maintenance burdens as organizational technology portfolios expand beyond manageable limits. This article presents a comprehensive framework for implementing API-led connectivity through Mulesoft’s Anypoint Platform, integrated with a cloud-based CRM platform’s environments. The proposed architecture organizes integration logic into three distinct tiers—System APIs abstracting technical complexities, Process APIs orchestrating business workflows, and Experience APIs optimizing channel-specific delivery. Transaction management leverages the CRM platform’s native capabilities to create forensic audit trails satisfying both operational monitoring and regulatory compliance requirements. OAuth credentials, certificate-based authentication, and behavioral anomaly detection combine to protect data exchanges while SIEM platforms correlate security events across system boundaries. Pre-built integration components handle protocol differences, message queuing ensures delivery reliability during outages, and DataWeave transformations reshape information between incompatible formats. Financial services automate cross-border transactions, retail chains unify their digital and physical store operations, while medical networks securely share critical patient information—each demonstrating measurable improvements. These architectural patterns reduce maintenance expenditures dramatically while enabling rapid adaptation when business conditions shift or new technologies emerge.
Article information
Journal
Journal of Computer Science and Technology Studies
Volume (Issue)
7 (7)
Pages
599-606
Published
Copyright
Open access

This work is licensed under a Creative Commons Attribution 4.0 International License.