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Full Time

Freelance Full Stack Developer/ 1 week ago

Application ends: 2026-01-08

Quick Summary

This is a Freelance Full Stack Developer role, remote in Spain, offering up to €50.00 per hour, with options for full-time, part-time, or permanent contract work. The position requires a minimum of 5 years of software development experience to design and evolve an HR platform (web and mobile). Essential technical expertise includes Symfony (v5+ preferred), PHP 8, MongoDB, React, Next.js, Material UI, Flutter for mobile development, AWS S3, and Apache environments. Candidates must have solid knowledge of Hexagonal Architecture and CQRS principles for designing and implementing RESTful APIs.

About Us: We are a technology company focused on Human Resources solutions, offering a comprehensive platform for managing clock-ins, time control, absences, vacations, and more. Our goal is to simplify time and HR management through robust, intuitive, and secure software.

Position Objective

We are looking for a Freelance Full Stack Developer with experience in modern technologies and a passion for software quality. You will actively participate in the design, development, and evolution of our platform, both its web version and mobile applications.

Responsibilities

  • Develop new functionalities in the system using Symfony and PHP 8.
  • Design and implement RESTful APIs and services following Hexagonal Architecture and CQRS principles.
  • Maintain and optimize the MongoDB database.
  • Implement attractive and functional user interfaces with React, Next.js, Material UI (MUI), and layout technologies (HTML, CSS).
  • Develop and maintain our mobile application using Flutter.
  • Manage resources and storage in AWS S3.
  • Collaborate with the team on architecture decisions and development best practices.
  • Deploy and maintain web applications on Apache servers.

Required Technical Skills (essential)

  • Proficiency in Symfony (preferably version 5 or higher).
  • Experience in backend development with PHP 8.
  • Solid knowledge of MongoDB.
  • Experience with React, Next.js, and Material UI (MUI).
  • Good command of HTML5 and CSS3, with the ability to create responsive interfaces.
  • Previous experience working with Hexagonal Architecture and patterns like CQRS.
  • Knowledge of Flutter for cross-platform mobile app development.
  • File and resource management in AWS S3.
  • Familiarity with Apache server environments.

Desirable Skills

  • Experience with continuous integration / continuous deployment (CI/CD).
  • Automated testing (PHPUnit, Jest, etc).
  • Experience working with agile methodologies (Scrum, Kanban).
  • Knowledge of Docker and containers.

Skills

  • Teamwork and effective communication skills.
  • Autonomy and responsibility in task management.
  • Code quality and best practices orientation.
  • Analytical and problem-solving ability.

What We Offer

  • Stable and growing project.
  • Flexible hours and possibility of remote work.
  • Good working environment with a solid technical team.
  • Professional training and growth opportunities.
  • Competitive salary based on experience.

Job Details

Job Type: Full-time, Part-time, Permanent contract, Freelance

Salary: Up to €50.00 per hour

Benefits

  • Flexible hours
  • Optional remote work

Application Questions

  • Are you interested in working as a freelance?

Experience

  • Software development: 5 years (Required)

Work Location

Remote employment

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