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Juan David Peralta FuentesJD

Juan David Peralta Fuentes

Software Enginner

€100/day
Valledupar, CO
0-2 years

Average response time: 1 hour

About Juan David

My name is Juan Peralta. I was born on July 19, 2004 in Valledupar, Colombia. From an early age, I have been fascinated by the world of programming and have cultivated an insatiable curiosity to learn as much as possible about it.
Currently, I am finishing my studies in Systems Engineering and I am also completing a technologist in Software Development. My approach to programming is not limited to just writing efficient code, but I also seek to build impactful and positive solutions, I am strongly committed to quality and excellence in all projects I am involved in.
I have been fortunate enough to gain experience in several programming languages, but my main focus is on JavaScript and TypeScript, using the Express framework. In addition, for data analysis, I rely on Python. I am always open to learn and improve, so any additional suggestions you can offer will be very welcome.
  • Spanish

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • TurnApp
    Desarrollador Backend
    August 2024 - July 2025 (11 months)
    Valledupar, CE, Colombia
    • Diseñe sistema de inversión de dependencias con DTOs e interfaces abstraídas, acelerando desarrollo de nuevas features 40% mediante código reutilizable y mantenible
    • Implementé arquitectura de entidades complejas (Con relaciones bidireccionales ManyToOne), escalando sistema de autorización 3x sin degradación de performance
    • Reduje la complejidad del código en un 40% mediante la implementación de Clean Architecture
  • GlowPic
    Desarrollador Backend
    June 2025 - August 2025 (2 months)
    Valledupar, CE, Colombia
    • Desarrollé API REST con FastAPI implementando Clean Architecture y principios SOLID, resultando en código 85% más mantenible y escalable para gestión de usuarios y almacenamiento multimedia en producción utilizando diferente.
    • Implementé documentación automática Swagger/OpenAPI y despliegue en Render, reduciendo onboarding de desarrolladores de 2 días a 30 minutos.
    • Integré servicios cloud (Cloudinary + Turso) con paginación optimizada, reduciendo tiempos de respuesta 60% y soportando uploads hasta 50MB
    FastAPI Docker SQL
  • AuthPassword
    Desarrollador Backend
    March 2025 - March 2025
    Valledupar, CE, Colombia
    • Diseñe e implemente arquitectura modular con TypeScript/Node.js aplicando patrones Repository y SOLID, mejorando la mantenibilidad del código en 40%.
    • Desarrollé sistemas de encriptación multicapa (AES, Twofish,SHA-256) para gestión segura de credenciales, eliminando vulnerabilidades de seguridad críticas.
    • Implemente webhooks para la sincronización de usuarios con Clerk manejando los eventos como la creación, actualización y eliminación

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Education

  • Ingeniería de sistemas
    UNIVERSIDAD POPULAR DEL CESAR
    2025
    Ingeniería de sistemas
  • Database Programming with PL/SQL
    Oracle Academy
    2023
    Database Programming with PL/SQL

Skill set

Categories