Empleos de ruby on rails backend developer en Madrid

Location: Fully remote – Europe (CET ±3 hours) Salary: €75,000–€105,000/year, depending on location and experience Contract: B2B preferred, flexible Experience: 5+ years Important: Must be comfortable working with explicit NSFW content.About the Role We're looking for an experienced Senior Ruby on Rails Engineer to join a fast-growing AI technology...

Clio, the global leader in legal AI, is seeking a Software Developer in our Barcelona hub. Join a fast-growing engineering team focused on scalable web applications, performance, and security. You will collaborate with distributed teams, mentor peers, and continuously learn across a variety of technologies. We offer a flexible hybrid work environment,...

MK Development Consulting busca un/a Programador/a Ruby on Rails con al menos 3 años de experiencia para un equipo de desarrollo en el sector de las comunicaciones. La modalidad es híbrida, con 4 días de teletrabajo y 1 día presencial a la semana en la oficina de la zona Julián Camarillo (Madrid).Ofrecen contratación directa en el cliente final y un...

Netenders is seeking a Ruby Developer Tech Lead to guide a team of developers in building and maintaining top-tier Rails applications. You will mentor peers, review code, and shape architecture to deliver high-quality software. The role focuses on leading collaboration across departments, ensuring timely delivery, and driving technical excellence while...

Ubimia es una compañía multinacional que ofrece soluciones tecnológicas para el ciclo de vida integral del crédito y para diversas necesidades corporativas, impulsando la eficiencia en los procesos de negocio. Con más de 600 colaboradores/as, trabajamos en un entorno flexible, dinámico y en crecimiento constante.Estamos buscando: Desarrollador/a...

Flight Centre Travel Group's Barcelona-based team is seeking a Software Engineer to build AI-native travel tech. You will join agile squads, own features from design to deployment, and collaborate with international colleagues to deliver scalable backend services and AI-driven experiences.Experience in Ruby on Rails, API design, containers, and DevOps is...

A technology recruitment platform is seeking a Ruby on Rails developer to enhance a public procurement data platform. You will be responsible for implementing features and collaborating with a small team to ensure high-quality code. This role emphasizes independence and a meaningful impact on civic engagement projects. Ideal candidates should have strong...

We are looking for a senior Ruby on Rails engineer to become the technical backbone of our product. You'll own the hardest PRs, raise the bar for the entire codebase, and eventually take technical load off the CEO. This is not a management role. It's a hands‑on, high-trust position for someone who can ship production code across every part of the product....

Sorcer is seeking a Senior Rails Developer to join their team in Spain. In this role, you will develop and maintain backend systems for a high-scale platform. Candidates should have over 10 years of Ruby on Rails experience and a strong ability to align tech with business goals. The position offers a competitive salary up to €80k, high flexibility with...

David Kennedy Recruitment is working with a fast-growing AI technology company serving millions of users worldwide that is seeking to onboard a Senior Ruby on Rails Engineer to join their R

Ubimia es una compañía multinacional que ofrece soluciones tecnológicas para el ciclo de vida integral del crédito y para diversas necesidades corporativas, impulsando la eficiencia en los procesos de negocio.Con más de 600 colaboradores/as, trabajamos en un entorno flexible, dinámico y en crecimiento constante.Estamos buscando: Desarrollador/a Backend...

We are looking for a senior Ruby on Rails engineer to become the technical backbone of our product. You'll own the hardest PRs, raise the bar for the entire codebase, and eventually take technical load off the CEO. This is not a management role. It's a hands?on, high-trust position for someone who can ship production code across every part of the...

Talent Connect is seeking a Senior Backend Java Developer to contribute to an international digital banking project. The role focuses on building scalable, cloud-native backend solutions using Java and Spring Boot within a hybrid work model.Ideal candidates should have over 3 years of experience developing backend microservices, a solid understanding of...

GRUPO ADECCO busca un Backend Developer PHP (Laravel) para evolucionar y mantener sistemas críticos de negocio. Trabajarás en clientes, facturación, ofertas y procesos internos, diseñando APIs y servicios backend, además de corregir incidencias y escribir tests.Se valora experiencia en Pest, Docker y AWS. El puesto es 100% presencial en Málaga, con...

GT Motive busca un Backend Software Developer para impulsar el desarrollo del ciclo completo de nuestro producto, enfocado en soluciones en la nube y una arquitectura de microservicios.Trabajarás con .NET/.NET Core, Angular y tecnologías modernas en un entorno 100% remoto, con flexibilidad horaria y una cultura de confianza y colaboración. Participarás...

Workato is seeking a Staff Backend Developer (Ruby/Go) to join our Engine team, focusing on the Recipe runtime and distributed architecture. You will contribute to performance, scalability, storage, durability, and concurrency guarantees across complex services. We welcome Ruby and Go experts who can lead architecture, review code, and drive improvements...

Software Engineer – Ruby (AI Training)About The RoleWhat if your Ruby expertise could directly influence how AI understands and writes production-grade software for developers around the world? We're looking for experienced Ruby Software Engineers to help design, evaluate, and improve real-world software systems used in AI training and data-driven...

Job Reference: 00000049-1Date Posted: 8 October 2026Recruiter: Coberon ChronosLocation: SpainRemote Working: 100% remote working possibleSalary: On ApplicationSector: Engineering, IT & TechJob Type: Permanent, Full-time, Home-office based, W2, RemoteEmail: cv@coberonchronos.comApply for this job nowJob DescriptionOur client is a world-class American B2B...

Innovative solutions on the pulse of time, a dynamic and progressive working environment, versatile opportunities - this is the world of SKIDATA. Become part of our strong, international team now and shape the future of modern access systems with your ideas and know-how.Worldwide careersTraining and developmentBackend Developer (C# / .NET)Backend Developer...

Backend DeveloperWork Modality:Barcelona - Hybrid (3 days per week on-site)Schedule:Full-timeContract type:IndefiniteBrief DescriptionWe are looking for aBackend Developerto join our team and contribute to the development of our next-generation project repository. If you are passionate about scalable architectures, cloud services, and high-performance...