Senior Ruby on Rails Developer
hace 2 días
We’re looking for an experienced, pragmatic Senior Ruby on Rails Developer to take long-term ownership of key backend systems across our e-commerce platform. You’ll play a central role in ensuring performance, scalability, and reliability as we continue to grow. From designing robust APIs to refining domain models and improving performance at scale, you’ll help strengthen the technical foundation of a product-driven business. Location: Remote within European time zonesContract: Full-time employeeTeam: Backend (5 developers), working closely with Frontend and ProductReports to: Head of IT Role Overview As a Senior Ruby on Rails Developer, you’ll join our core backend team and contribute to the design, evolution, and maintenance of our platform’s services. The role is focused on delivering scalable, clean, and maintainable backend systems, supporting both customer-facing features and internal operations. Your Responsibilities API development: Design, implement, and maintain scalable REST APIs serving both internal and external clients Business logic & data modeling: Lead improvements to our domain models using ActiveRecord and PostgreSQL Performance optimization: Improve query performance, background job efficiency (Sidekiq), and caching strategies (Redis) Architecture ownership: Contribute to system design discussions and long-term architectural decisions Code quality: Write and maintain high-quality, well-tested code using RSpec, RuboCop, and SimpleCov Reliability & security: Apply secure coding practices and help strengthen our resilience, availability, and observability Cross-team collaboration: Work closely with product managers and frontend engineers to deliver features efficiently Knowledge sharing: Mentor team members and help raise the overall engineering bar What Success Looks Like Consistently fast, reliable APIs Predictable delivery of scoped tasks with low bug rates Measurable performance improvements across services and background jobs Strong collaboration and communication within the backend and cross-functional teams Contributions that increase system stability and reduce operational overhead We run weekly check-ins and maintain a steady async communication flow. Our Stack & Tools Backend: Ruby on Rails, PostgreSQL, Sidekiq, Redis, REST APIs Testing & Quality: RSpec, RuboCop, SimpleCov Infrastructure: Heroku, Docker, CircleCI Collaboration: Jira, Slack, Bitbucket, Figma Who We’re Looking For Strong experience building and maintaining production Rails applications Solid knowledge of PostgreSQL, relational modeling, and performance tuning Experience with background job processing and caching layers A pragmatic mindset — balancing engineering quality with business needs Comfortable owning features end-to-end Clear communication and the ability to collaborate effectively in a remote environment Located within European time zones (or willing to align) What We Offer Full-time employment in a growing e-commerce company Remote-first culture with flexible hours Opportunity to influence architecture and technical strategy Collaboration with an experienced, stable engineering team A product with meaningful scale and complexity Next Steps If this role interests you, please share your CV, GitHub or portfolio, and a few relevant project examples. #J-18808-Ljbffr
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Senior Ruby on Rails Developer
hace 2 semanas
barcelona, España Netenders Holding A tiempo completoAbout 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. Senior Ruby on Rails...
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Senior Ruby on Rails Developer
hace 2 semanas
Barcelona, España Netenders Holding A tiempo completoAbout NetendersNetenders 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.Senior Ruby on Rails...
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Senior Ruby On Rails
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Barcelona, España Oxigent A tiempo completoDesde **Oxigent Technologies **seleccionamos un/a **Ruby on Rails Developer **para incorporarse en un** Marketplace internacional de marcas omnicanal. **La empresa está ubicada en Barcelona centro. Tu **misión **será participar en la **mejora de la User Experience de las distintas ecommerce en Ruby on Rails,** especialmente para mejorar la experiência...
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Senior Ruby on Rails Developer
hace 2 semanas
Barcelona, España Netenders A tiempo completoJoin the Senior Ruby on Rails Developer role at Netenders.Netenders is an international e‑commerce group based in Barcelona, operating leading online stores in Europe and North America. We are developing our own cutting‑edge e‑commerce CMS to revolutionise the online shopping experience across our brands.About the PositionThis full‑time, on‑site...
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Barcelona, España SHERMIND PARTNERS A tiempo completoEmpresa de tecnología que brinda soluciones tecnológicas (SaaS) a sector de ingeniería,sustentada por Venture Capital, busca: **Ruby on Rails Developer** 2+ years of experience - Comfortable working across the stack, backend and frontend, taking ideas and turning them into working solutions - Have worked with Rails & Hotwire/Stimulus - Have worked with...
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Senior Ruby on Rails Developer
hace 1 día
Barcelona, España Goldavenue SA A tiempo completoWe’re looking for an experienced, pragmatic Senior Ruby on Rails Developer to take long-term ownership of key backend systems across our e-commerce platform. You’ll play a central role in ensuring performance, scalability, and reliability as we continue to grow. From designing robust APIs to refining domain models and improving performance at scale,...
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Senior Ruby on Rails Developer
hace 2 semanas
Barcelona, España GOLD AVENUE A tiempo completoWe're looking for an experienced, pragmatic Senior Ruby on Rails Developer to take long-term ownership of key backend systems across our e-commerce platform. You'll play a central role in ensuring performance, scalability, and reliability as we continue to grow. From designing robust APIs to refining domain models and improving performance at scale, you'll...
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Senior Ruby on Rails Developer
hace 2 días
Barcelona, España GOLD AVENUE A tiempo completoWe’re looking for an experienced, pragmatic Senior Ruby on Rails Developer to take long-term ownership of key backend systems across our e-commerce platform. You’ll play a central role in ensuring performance, scalability, and reliability as we continue to grow. From designing robust APIs to refining domain models and improving performance at scale,...
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Senior Ruby on Rails Developer
hace 2 semanas
Barcelona, España Netenders Holding A tiempo completoAbout NetendersHaga clic en "Solicitar" a continuación para enviar su candidatura. Asegúrese de que su CV está actualizado y de que ha leído primero las especificaciones del puesto.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...
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Senior Ruby on Rails Developer
hace 2 semanas
barcelona, España Netenders A tiempo completoJoin the Senior Ruby on Rails Developer role at Netenders. Netenders is an international e‑commerce group based in Barcelona, operating leading online stores in Europe and North America. We are developing our own cutting‑edge e‑commerce CMS to revolutionise the online shopping experience across our brands. About the Position This full‑time, on‑site...
