Empleos de ruby en Madrid

SearchApi is seeking an AI Integrations Engineer to ship real open-source integrations across Ruby, Python, and TypeScript/Node. You’ll contribute PRs to frameworks and MCP servers, writing docs and example apps that developers can drop into their stacks. You’ll stay current with agent and automation spaces like LangChain, n8n, and OpenClaw, finding...

A fast-scaling AI startup is seeking a Fullstack Engineer to build their generative AI applications. In this remote role, you will design, build, and deploy production-ready features, work with modern frameworks like Ruby on Rails and React, and collaborate directly with a high-impact team. Ideal candidates have solid experience in full-stack development and...

Titan Operating System in Barcelona is seeking an AI & Content‑Recommendation Developer to design, train, and deploy models and data pipelines that decide what to watch next on our Smart TV platform. You’ll touch the full ML lifecycle from exploration to online experiments, shipping features used by millions of viewers. The role requires strong...

Factorial is hiring a Fullstack Engineer in Barcelona to build scalable user experiences and customer-facing portals. You'll work in a collaborative environment with a team of over 250 developers, using Ruby on Rails and React. The role involves designing systems that integrate internal platforms while improving user interactions. Ideal candidates have 5+...

EverAI in Spain is hiring a Senior Software Engineer to help build and scale our AI companionship platform, define the roadmap, and deliver technical solutions. You will work with a small team, translate product specs into concrete plans, and contribute hands‑on code, reviews, and testing using Ruby on Rails, PostgreSQL, Redis, Hotwire, and Tailwind. We...

Flight Centre Travel Group's FCM unit in Barcelona is seeking a Software Engineer to build AI-native travel tools for clients worldwide. You will join agile squads, own features end-to-end, and work with LLM-powered search, recommendations and automated booking flows. You’ll design backend services with Ruby on Rails, deploy via CI/CD, and collaborate with...

Factorial is seeking a Product Engineer to advance the AI-Driven Operations domain. Based in Barcelona, you will design systems, craft high-level prompts for multi-agent orchestration, and ensure outputs are secure and scalable. You’ll collaborate with a team building agentic features on top of Ruby on Rails and React, shipping impactful AI-enabled...

Q-tech is colaborating with a fast-growing international SaaS company that is opening a new engineering hub in Barcelona and is looking for a Senior Software Engineer.This is a backend-focused role with high ownership and real impact, working on Identity & Access Management, APIs and integrations for a platform used by some of the most demanding customers in...

Backend Senior Developer (Ruby on Rails) Madrid, A Coruña, Salamanca, Barcelona, Cuidad Real | Modelo híbrido | Jornada completa | Contrato indefinido En TeamSystem | Quipu, ayudamos a miles de freelancers, PYMES y gestorías en España a gestionar sus negocios de forma sencilla y eficiente ✨ a través de una plataforma SaaS intuitiva y fiable. ...

Backend Senior Developer (Ruby on Rails) Madrid, A Coruña, Salamanca, Barcelona, Cuidad Real | Modelo híbrido | Jornada completa | Contrato indefinido En TeamSystem | Quipu, ayudamos a miles de freelancers, PYMES y gestorías en España a gestionar sus negocios de forma sencilla y eficiente ✨ a través de una plataforma SaaS intuitiva y fiable. ...

Backend Senior Developer (Ruby on Rails) Madrid, A Coruña, Salamanca, Barcelona, Cuidad Real | Modelo híbrido | Jornada completa | Contrato indefinido En TeamSystem | Quipu, ayudamos a miles de freelancers, PYMES y gestorías en España a gestionar sus negocios de forma sencilla y eficiente ✨ a través de una plataforma SaaS intuitiva y fiable. ...

Backend Senior Developer (Ruby on Rails) Madrid, A Coruña, Salamanca, Barcelona, Cuidad Real | Modelo híbrido | Jornada completa | Contrato indefinido En TeamSystem | Quipu, ayudamos a miles de freelancers, PYMES y gestorías en España a gestionar sus negocios de forma sencilla y eficiente ✨ a través de una plataforma SaaS intuitiva y fiable. ...

Backend Senior Developer (Ruby on Rails) Madrid, A Coruña, Salamanca, Barcelona, Cuidad Real | Modelo híbrido | Jornada completa | Contrato indefinido En TeamSystem | Quipu, ayudamos a miles de freelancers, PYMES y gestorías en España a gestionar sus negocios de forma sencilla y eficiente ✨ a través de una plataforma SaaS intuitiva y fiable. ...

Backend Senior Developer (Ruby on Rails) Madrid, A Coruña, Salamanca, Barcelona, Cuidad Real | Modelo híbrido | Jornada completa | Contrato indefinido En TeamSystem | Quipu, ayudamos a miles de freelancers, PYMES y gestorías en España a gestionar sus negocios de forma sencilla y eficiente ✨ a través de una plataforma SaaS intuitiva y fiable. ...

Factorial, Madrid-based HR platform, is seeking engineers to own the API and integrations framework end-to-end, from problem definition through shipping, monitoring, and iteration in production.We value production-grade code, customer-focused thinking, and a track record of shipping real products. The team uses Ruby on Rails and React, with openness to other...

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...

GitLab Inc. is looking for an Incubation Engineer to develop and improve machine learning features for our users. You will join a team of 5 responsible for building new GitLab products using the Single-engineer Group model.This role requires strong technical skills in Ruby on Rails and experience with large language models. GitLab offers flexible paid time...

Lab Cave es una empresa ubicada en Madrid. Nuestra empresa se especializa en la creación de videojuegos propios para plataformas móviles y en la optimización de videojuegos de otros desarrolladores importantes del sector. ¿Qué buscamos? Buscamos personas comprometidas, entusiastas, creativas y proactivas, acostumbradas al trabajo en grupo y que se...

Q-tech is colaborating with a fast-growing international SaaS company that is opening a new engineering hub in Barcelona and is looking for a Senior Software Engineer.This is a backend-focused role with high ownership and real impact, working on Identity & Access Management, APIs and integrations for a platform used by some of the most demanding customers in...

Q-tech is collaborating with a fast-growing international SaaS company opening a new Barcelona engineering hub. The Senior Software Engineer will focus on backend systems for Identity & Access Management, APIs and integrations, with ownership and impact across secure, scalable platforms. You will mainly work with Ruby on Rails, PostgreSQL, Redis, AWS and...