Registry · PA-D1B6D4

Staff Backend Engineer, distributed systems

Fourteen years designing the systems that cannot go down: hospital networks, public health platforms, retail ERPs. Java and Spring Boot, event-driven architecture, concurrent socket integrations and the observability to prove they hold. Master's in artificial intelligence; ships models as services when the problem asks for it.

Availability

Available nowProfiles presented within 48 hours

Seniority

Staff ยท 14 years

Stack

JavaSpring BootRabbitMQEvent-drivenMicroservicesTCP/IPHL7OraclePostgreSQLAngularDockerCI/CDPython

Languages

Spanish (native)English (B2)
  1. 2025 to 2025 Senior Systems Consultant international public health organizationApr 2025 to Oct 2025
    • Designed an event-driven auditing architecture on Spring Boot and RabbitMQ that lifted cross-cutting concerns out of the services that used to carry them.
    • Turned operational data into real-time analytics the organization uses to monitor and decide.
    • Built simulation-friendly interfaces and test harnesses so operational scenarios could be validated before they happened.
    • Led two junior developers and coordinated delivery with QA, backend and design.
  2. 2019 to 2024 Specialist Developer national hospital systemMar 2019 to Dec 2024
    • Core member of the nationwide system team recognized by WHO/PAHO in 2023 for digital health innovation.
    • Designed HL7 interoperability over TCP/IP (MLLP) with concurrent socket communication between hospitals and the central platform.
    • Built the centralized identity service with Spring Security and JWT for a microservices architecture.
    • Introduced CI/CD pipelines and automated testing across the platform.
  3. 2016 to 2018 Senior Software Developer retail ERP integratorApr 2016 to Aug 2018
    • Built ERP-integrated workflows for inventory, billing, sales and purchasing.
    • Created a national incident-monitoring platform that reduced fraud and tightened operational control.
    • Designed the data-integrity mechanisms for enterprise processing across distributed transactions.

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