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Carlos Antonio LópezCA

Carlos Antonio López

Java Backend Developer

€320/day
Madrid, ES
8-15 years

Average response time: 1 hour

About Carlos Antonio

I am a Senior Backend Developer with over 10 years of experience designing and implementing scalable, secure, and high-availability systems, primarily in the financial, enterprise, and logistics domains. My strongest technical expertise is in Java (8–21) and Spring Boot, building microservices and API-first architectures using REST and SOAP.
  • Spanish

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • Domain Logic
    Senior Backend Developer
    PUBLIC SECTOR
    September 2024 - December 2025 (1 year and 3 months)
    Madrid, Spain
    Backend Developer on the C4T project, focused on police agent management systems, contributing to a greenfield initiative from early stages. Designed and developed domain-driven web services using Spring Boot, Java 21, JPA, MySQL, and Jenkins. Contributed senior-level input to shape development standards, best practices, and architectural consistency as the project evolved. Collaborated closely with frontend teams to deliver high-quality, reliable solutions aligned with functional and operational requirements.
    Spring boot Java Jenkins Wildfly Domain Driven Design
  • Grupo Ficohsa
    Senior Backend Developer
    BANKING AND INSURANCE
    July 2023 - October 2025 (2 years and 3 months)
    Honduras
    Contributed as a technical lead within the team, participating in implementation and integration-level technical decisions aligned with enterprise architecture guidelines. Collaborated in defining service designs, integration patterns, and delivery approaches. Supported production environments, performed dependency analysis, incident resolution, and coordinated service deployments. Developed API-first enablement services aligned with BIAN architecture, implementing RESTful microservices and event-driven integrations using Spring Boot and MongoDB, with orchestration, retries, and asynchronous communication.
    Spring boot Microservices API REST Event-driven architecture MongoDB
  • Digital Profit
    Senior Backend Developer
    LOGISTICS AND SUPPLY CHAIN
    August 2023 - September 2024 (1 year and 1 month)
    Madrid, Spain
    Developed and enhanced the MSR module for the Inditex project, supporting logistics warehouse operations within a large-scale monolithic enterprise system. Worked with Java 8, DB2, and Maven to deliver new features, improvements, and defect resolutions while ensuring system stability and performance. Collaborated closely with cross-functional teams in a highly integrated environment, applying performance best practices and maintaining code quality in a complex legacy architecture. Utilized the Canvan framework as part of the development lifecycle.
    Java Maven Docker Documentation Kanban

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Education

  • Universidad del Valle
    2011

Skill set

Categories