Lauren Santiago

Lauren Santiago | Senior Full-Stack & Integration Consultant Specializing in Healthcare Interoperability & Enterprise Mobile Solutions EXPERIENCE SUMMARY I am a Senior Software Engineer with over 13 years of professional experience building scalable, secure, and high-performance systems. I specialize in complex systems integration and native mobile development for highly regulated industries, including Healthcare, Finance, and Government. I hold a Public Trust clearance and have a proven track record of delivering mission-critical projects for the CDC and the DOD. CORE FREELANCE SERVICES • Integration Architecture: Expert bridge-building between disparate systems using MuleSoft, NiFi, and Kafka. • Healthcare IT (Interoperability): Implementation of FHIR R4 RESTful APIs and HL7 v2 interfaces for EHR systems like Cerner and Epic. • Native Mobile Development: End-to-end creation and deployment of iOS (Swift) and Android (Kotlin) applications. • System Modernization: Migrating legacy codebases to modern frameworks like Spring Boot, Laravel, or Python. • Production Support & Triage: 24/7 monitoring and rapid risk mitigation using Splunk and Dynatrace. TECHNICAL TOOLKIT • Languages: Java, Python, Swift, Kotlin, PHP, JavaScript, SQL. • Integrations: MuleSoft, Apache NiFi, Kafka, SOAP/REST, SmileCDR. • Cloud/DevOps: AWS, Azure, Google Cloud, Docker, CI/CD (GitLab, Jenkins). • Frameworks: Spring Boot, Angular, Vue.js, Laravel, Symfony. HIGHLIGHTED CONSULTING PROJECTS Healthcare Data Integration Specialist (BDR Solutions) • Architected a data exchange layer using FHIR R4 APIs to integrate patient records across major EHR platforms. • Streamlined data ows using NiFi and Kafka to ensure real-time communication between backend processes. Enterprise Mobile Lead (SunTrust/Truist Bank) • Triaged and resolved critical performance issues for a mobile banking application serving millions of users. • Managed full release cycles on AppleConnect and Google Play Console. Lead System Analyst (CACI International / CDC) • Led Agile development teams to deliver complex data systems meeting strict federal compliance and security standards. • Mentored junior engineers and managed technical risks for large-scale government IT infrastructure. fl EDUCATION & CLEARANCE • B.S. Wireless Software Engineering | Auburn University • Clearance: Previously held Public Trust and Secret Clearance