Senior Freelance Full-Stack Developer — Remote

Netenders Holding; Barcelona; Presencial; EUR 65.000 - 105.000; A tiempo parcial

Ventajas ofrecidas por este puesto de trabajo

Freelance position

Flexible remote work

Barcelona-based candidates preferred

Descripción de la vacante

Netenders, based in Barcelona, is expanding its in‑house tech team and seeks a Senior Full Stack Developer (Freelance) to collaborate on long‑term projects within a multi‑brand ecommerce ecosystem. You will architect scalable React frontends and Ruby on Rails backends, develop core CMS features, and design high‑performance APIs and back‑office tools for pricing/SEO.

Flexible remote work is offered, with Barcelona‑based candidates a plus.

Formación

• 5+ years with Ruby on Rails (v5+), including migrations.
• 3+ years building modern interfaces with React.
• Deep understanding of RESTful API design and architecture.
• Experience in e-commerce or complex data-heavy backends.
• Proficient with Docker and Git-based workflows.

Responsabilidades

• Lead the technical evolution of our multi-brand ecommerce ecosystem.
• Architect scalable React frontends and robust Rails backends.
• Develop core CMS features, focusing on supplier integrations and data flows.
• Design high-performance APIs and back-office tools for pricing/SEO.
• Ensure code quality via expert-level pull request reviews.
• Collaborate with cross-functional teams to translate requirements into maintainable code.

Conocimientos

Ruby on Rails

React

RESTful APIs

Docker

Git

Herramientas

Docker

Git

Descripción del empleo

Netenders, based in Barcelona, is expanding its in‑house tech team and seeks a Senior Full Stack Developer (Freelance) to collaborate on long‑term projects within a multi‑brand ecommerce ecosystem. You will architect scalable React frontends and Ruby on Rails backends, develop core CMS features, and design high‑performance APIs and back‑office tools for pricing/SEO.

Flexible remote work is offered, with Barcelona‑based candidates a plus.