You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Marlon Jair Hernández De La RosaMJ

Marlon Jair Hernández De La Rosa

Full Stack Developer

€230/day
Santiago de Querétaro, MX
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
Back to original language

About Marlon Jair

I am a proactive, organized, and responsible person with solid teamwork skills and good interpersonal relationships. I have patience and empathy to solve technical problems, especially when it comes to supporting internal software users.
I adapt easily to changing environments, enjoy learning new technologies, and strive to stay updated with development trends. I make decisions quickly and with good judgment.
I am looking for a challenging professional opportunity that allows me to continue growing, contribute value with my knowledge, and keep developing both technically and personally.
  • Spanish

    Native or bilingual

  • English

    Conversational

Can work on-site
Santiago de Querétaro (up to 50km)

Experience

  • CENTRO DE DESARROLLO UAQ.
    SOCIAL SERVICE PROVIDER
    ENTERTAINMENT AND LEISURE
    January 2022 - August 2022 (7 months)
    Santiago de Querétaro, Mexico
    I participated in the development of an Institutional Repository for students of the Autonomous University of Queretaro, with the aim of centralizing and facilitating access to academic projects and digital resources.
    Frontend development using React, focused on usability and user experience.
    Backend implementation with Node.js, designing and consuming REST APIs for data management and MongoDB database.
    Assisted in the design of web interfaces for other complementary modules developed by colleagues, specifically in the employee management and workshop scheduling sections, developed with Angular.
    Node.js MongoDB Bootstrap ASP.NET Core SQL Server
  • SOLSER SYSTEM QUERETARO S.A. DE C.V
    INTERN IN THE DEVELOPMENT AREA
    SOFTWARE PUBLISHING
    February 2023 - July 2023 (5 months)
    Santiago de Querétaro, Mexico
    I participated in the development and integration of modules for the LRP system, focused on the management and generation of vehicle reports. The project involved both frontend design with Angular and backend development in Java.
    Frontend development in Angular, implementing dynamic views for queries and vehicle reports, including REST API endpoints for data management and report generation using the Java backend.
    Execution of SQL queries to obtain metrics: total vehicles, total axles, cargo vehicles, and distribution by day.
    Development of the vehicle license plate query screen, displaying detailed information, images, and videos associated with the vehicle.
  • GOBIERNO DIGITAL (MAQUISOFT)
    Jr. Web Developer
    SOFTWARE PUBLISHING
    August 2023 - February 2026 (2 years and 6 months)
    Santiago de Querétaro, Mexico
    I was part of the development and maintenance team for digital systems for the Government of Corregidora and the State of Aguascalientes, participating in the creation, integration, and optimization of platforms focused on citizen services. I developed scalable solutions in .NET Framework, .NET Core, Node.js, and Docker environments, with a focus on efficiency, interoperability, and process automation.
    Development of minimalist APIs in .NET Core 9 for querying and inserting citizen data.
    Implementation of webhooks to insert and update beneficiaries within a management process, using RabbitMQ as a messaging intermediary for handling large volumes of data.
    Creation of WebSockets in Node.js for simultaneous sending of messages and photographs between pages using QR codes.
    Development of APIs with Canvas for generating digital credentials (front and back) in Base64 format, with a PDF download option.
    Configuration and deployment of .NET applications in IIS (Internet Information Services).
    Intermediate handling of structure and manipulation of queries in Windows SQL Server databases.
    Creation of Docker images for the deployment of Node.js applications with NGX, optimizing execution and deployment environments.
    Design and development of microservices in Go, improving system scalability and maintainability.
    Frontend development with Svelte, creating reactive and high-performance web applications.

Recommendations

Be the first to recommend Marlon Jair

Help this freelancer shine by sharing your experience working together.

These freelancer profiles also match your criteria

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Education

  • Software Engineering
    Autonomous University of Queretaro
    Ingeniería en Software

Certifications

  • Software Engineer
    Autonomous University of Queretaro
    2025
    Teamwork and collaboration Web Development Project Development

Skill set

Categories

  • Other