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Experience

Full experience

Every role in detail: what I did, what it delivered and the stack behind it.

  1. Full-stack Developer

    Freelance · Santa Marta, Colombia · Remote

    Apr 2025 – Present1 yr 7 mos

    End-to-end delivery of cross-platform products, integrating complex backend logic with polished user-facing apps.

    What I did

    DesignProject managementDevelopmentQADeploymentMaintenance
    • Mobile athletic training and blog application.
    • Industrial recycling scheduling and management platform.
    • Enterprise web performance optimization and redesign.
    • Hotel reservation MVP and inventory-distribution logistics MVP.
    React NativeExpoReactNext.jsAngularReduxNestJSAstroSpring BootASP.NET Core

  2. Semi-Senior Full-stack Developer

    IGD S.A.S · Barranquilla, Colombia · Remote

    Jan 2021 – Feb 20254 yrs 1 mo

    Led the development and migration of enterprise fintech and accounting SaaS platforms, from NestJS and ASP.NET Core backends to Next.js and Astro frontends.

    What I did

    DesignDevelopmentQuality assuranceDeploymentMaintenance
    • Improved scalability and concurrency of core systems, reducing latency by 17%.
    • Led legacy modernization and technical-debt reduction, lifting team productivity by 12%.
    • Defined engineering standards and design patterns for consistency across platforms.
    • Designed SQL/NoSQL data models and workflows that increased system throughput.
    • Acted as technical lead on full-stack initiatives aligned with business goals.
    ReactNext.jsAngularAstroTailwindNestJSASP.NET CoreSpring BootDocker