Senior Full Stack Developer

Netenders Holding; Barcelona; Híbrido; EUR 60.000 - 80.000; Jornada completa

Descripción de la vacante

A leading e-commerce group in Barcelona is seeking a Senior Full Stack Developer to enhance their platforms. This full-time, on-site role involves optimizing e-commerce websites and mentoring junior developers. Candidates should have over 5 years of Ruby on Rails experience and 3 years with React. Benefits include 23 holiday days, health insurance, gym access, and a hybrid work model. Join a passionate team in a dynamic environment that champions diversity.

Servicios

23 holiday days per year

Meal tickets

Health insurance

Gym program access

Quarterly team building

Nice office in central Barcelona

Pet friendly office

Formación

• 5+ years of experience in Ruby on Rails development, especially in recent versions.
• 3+ years of experience building modern frontend applications with React.
• Strong knowledge of software architecture and design patterns.

Responsabilidades

• Redesign, customize, and optimize e-commerce websites.
• Build and maintain React-based frontends.
• Develop back-office services for product management and SEO data.

Conocimientos

Ruby on Rails development

React

RESTful APIs

GIT version control

Docker

Frontend performance

Accessibility

Descripción del empleo

Netenders

Netenders is an international e‑commerce group based in Barcelona, operating several leading online stores in Europe and North America. As we continue to grow and innovate, we are developing our own cutting‑edge e‑commerce Content Management System (CMS) to revolutionize the online shopping experience across our brands.

About the role:

We’re looking for a Senior Full Stack Developer to join our in‑house tech team. This is a full‑time, on‑site position in our Barcelona office. You’ll play a key part in the architecture, optimisation, and development of our e‑commerce platforms. You won’t lead the team directly, but your technical expertise and experience will be instrumental in guiding and supporting our developers on complex projects.

Your Role:

• Redesign, customization, and optimisation of our e‑commerce websites
• Building and maintaining React‑based frontends for our e‑commerce websites
• Development of verticals for different product categories and business units
• Improve and expand our internal e‑commerce CMS, focusing on:
  • The purchase order process and supplier integrations
  • Handling and processing large data volumes efficiently
  • Building back‑office services for product management, pricing, and SEO data
  • Designing and maintaining clean, scalable APIs and frontend integrations
  • Support quality assurance by reviewing pull requests from other developers and sharing best practices
  • Collaborate closely with the Product, IT, Marketing and Design to deliver robust, scalable and user‑friendly solutions

About you:

You’re passionate about building scalable, maintainable, and elegant code. You enjoy mentoring others, sharing your knowledge, and continuously improving both your own work and the systems you contribute to.

Requirements:

• 5+ years of experience in Ruby on Rails development, especially in recent versions (5+), with upgrades from one version to another
• 3+ years of experience building modern frontend applications with React
• Experience designing and consuming RESTful APIs
• Strong knowledge of software architecture and design patterns across frontend and backend
• Proficient in GIT version control and QA processes
• Familiarity with Docker containers
• Experience in e‑commerce implementations or complex backend systems
• Experience with frontend performance and accessibility
• Nice‑to‑have skills: mobile development (Hotwire native), ElasticSearch, Memcached or Redis, Google Cloud Platform

What’s in there for you:

• 🌴 23 holiday days per calendar year
• 🍽️ Ticket restaurant for your daily meal
• 🩺 Health insurance
• 💪 Access to our gym program
• 🏡 Hybridwork
• 🍻 Quarterly team building
• 🏢 Nice office in the center of Barcelona
• 🐶 Pet friendly office

Join us:

If you are dynamic, creative, passionate, hardworking, and want to join a company in full expansion, send us your application.

We celebrate diversity and want our team to reflect this inclusively. At Netenders, we are committed to equal employment opportunities regardless of ethnicity, religion, gender, national origin, sexual orientation, age, marital status, disability, gender identity, or gender expression.