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Joel H.JH

Joel H.

Full stack Developer | Apps, Webs, APIs, AI

€444/day
5 projects
Barcelona, ES
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Joel

Full Stack Developer with extensive experience in web development and programming.

Specializing in ERP (Enterprise Resource Planning) software, including modules for billing, accounting, human resources, inventory, tasks, contacts, and AI process automation.

I streamline processes with AI and primarily use Python and the Node.js environment (TypeScript / JavaScript, React, Next.js, Vue.js, Nest.js, Express, GraphQL, Websocket, etc.), databases (MySQL, PostgreSQL, MongoDB...), Dockerization, and cloud deployment: AWS (EC2, ECR/ECS, S3,...), Digital Oceans, etc.

I have experience with APIs and web applications for large multinationals using Microservices and Hexagonal Architecture, optimizing workflows and transactions.

I have also participated in numerous MVPs, so I also have experience dealing directly with clients.

Additionally, I have developed video games with C# and Unity 3D.

I consider myself a communicative person with a flexible mindset, adaptable to AGILE methodologies, and I always strive for precision and attention to detail.

Main services I offer:

- Maintainable and scalable full-stack web applications: frontend, backend, and database.

- REST APIs: creation and maintenance of APIs with documentation, authorization, and authentication.

- Frontend: extremely meticulous web layout with components, CSS, SASS, Tailwind, Shadcn, Material UI, JQuery,..

- Databases: migrations, integration, and maintenance, indexing, ORMs,..

- Professional websites developed with JavaScript/TypeScript.

- Cloud deployment on AWS, Digital Oceans,..

- Implementation of features adapted to business logic.

- Technological migrations.

- API consumption.

- Automation with Python.
  • Spanish

    Native or bilingual

  • English

    Fluent

  • Catalan

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Basetis
    Full Stack Developer
    SOFTWARE PUBLISHING
    September 2024 - January 2026 (1 year and 4 months)
    Backend and frontend development in a multinational healthcare company with microservices, hexagonal architecture, and e-commerce.

    Development of new features and maintenance of an e-commerce application for a multinational healthcare company specializing in dermatology and skincare, contributing to initiatives that improve customer loyalty and reward systems.

    Technologies:
    Nest.js | Node.js | Next.js | Hexagonal Architecture | Microservices | AWS | PostgreSQL | MongoDB
    Hexagonal Architecture Microservices AWS ECS NestJs Node.js
  • Freelance
    Full Stack Developer
    SOFTWARE PUBLISHING
    January 2024 - September 2024 (8 months)
    Development of ERP (Enterprise Resource Planning system), incorporating new features for billing modules and OCR document reading.
    Node.js SQL HTML5 CSS3 JavaScript
  • Devio
    Full Stack Developer
    SOFTWARE PUBLISHING
    June 2023 - January 2024 (7 months)
    Development of web applications for US clients:
    - Development of ERP with dashboard for fleet management, routes, services, employees, invoices, etc.
    - Web app for Fintech with financial services.
    - Web app for Real Estate.

    Technologies: Next.js, React, Node.js, GraphQL, PostgreSQL, Sequelize, TypeScript.
    Next.js TypeScript Node.js GraphQL React.js

Reviews

5.0

Out of 2 ratings

MarcM

Marc

Kuby Software S.L

Reviewed on 5/7/2024

Good communication. Very happy.
CarlosC

Carlos

CLAP YOUR BRAND SL

Reviewed on 7/17/2023

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Education

  • Higher Degree in Web Application Development
    IOC
  • Degree in Humanities, Philosophy
    Universitat Pompeu Fabra
    2013
    Grado en Humanidades, Filosofía

Skill set

Categories