Integration & Messaging : RESTful APIs, SOAP Web Services, gRPC, JSON/XML Data Parsing & Validation, Enterprise Systems Integration (HR, ERP, CRM platforms), Single Sign On (SAML, OAuth 2.0), API Gateways & Security (JWT, mTLS), Security Vulnerability (OWASP). You will connect BizFlow applications to enterprise systems and data sources, own the backend services and data flows that make those connections reliable, mentor the developers around you, and carry your work through testing, deployment, and production support.