Empleos de ruby on rails backend developer en madrid

We are looking for an exceptional Staff Backend Developer (Ruby/Go) to join our growing Engine team. The Engine team develops and maintains most things related to Workato Recipe runtimeEverything related to recipe execution: DSL, pulling events, processing webhooks, executing jobs. There are various aspects to it: performance, scaling, storage, durability,...

Siemens Mobility is seeking a Backend Developer to join its DevOps team in Valencia, Spain, delivering high-performance Java microservices for mobility software. You’ll work on secure, mission-critical systems and contribute to continuous improvement of code, pipelines and processes. Join a hybrid, remote/office setup and help shape the future of mobility...

Role DescriptionWe are looking for a Senior Backend Developer to join our IT Digital Marketing team within the Digital Sales Hub in Barcelona. In this role, you will design, build, and continuously improve backend services, APIs, databases, and integrations that support our digital marketing and sales capabilities.You will develop scalable, secure, and...

SearchApi, LLC is seeking 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 codebase, and eventually lift technical load off the CEO. This is a hands-on, high-trust role for someone who can ship production code across every part of the product. We are a remote-only,...

Role Description We are looking for a Senior Backend Developer to join our IT Digital Marketing team within the Digital Sales Hub in Barcelona. In this role, you will design, build, and continuously improve backend services, APIs, databases, and integrations that support our digital marketing and sales capabilities.You will develop scalable, secure, and...

Fullstack / Heavy-Backend Developer (NestJS + PostgreSQL) 📍 Madrid, Spain About Street Street Smash Burgers was born in Lisbon in 2024 with a simple idea: going back to the roots of the burger with quality product and the smash technique. 100% beef, an open kitchen and a casual, authentic atmosphere. Today we're growing across nearly 40 restaurants in 4...

NN Digital Hub, a NN Group subsidiary, in Madrid, Spain, is seeking an experienced Cloud Solution Developer to design and build backend services on Azure PaaS, following NN architecture guidelines. You will prototype and implement APIs, automate deployment pipelines, and ensure top-notch code quality while collaborating with a broad API governance team. The...

NN Digital Hub Iberia S.L. in Madrid is seeking a Senior Cloud Solution Developer to design and build backend cloud solutions on Azure PaaS. You will drive digital transformation, automate key processes, and collaborate with an expert team to deliver scalable, production-ready software. The role emphasizes modern .NET tooling, API development, testing, and...

Join BLP Digital — The #1 Solution for ERP AutomationBLP Digital is redefining ERP automation with agentic AI. Spun out of ETH Zurich and HSG, we build AI agents that automate finance, procurement, logistics, sales, and more for some of the world’s largest enterprises. We solve real enterprise problems with cutting‑edge technology and a strong sense of...

# Java Backend Developer (m/f/d)Reus, Granada, Valencia, Seville, Gijon, A CorunaProfessionalRegularT-Systems Iberiatsi\_iberia## About this job### Your TaskAt **T-Systems**, a leading multinational in digital transformation, we are looking for a **Java Backend developer** to join our development team, with the possibility of working from our offices in...

OverviewSenior Backend Java Developer (Microservices / AWS) (2) — Spain | Hybrid in Madrid, Barcelona, Málaga or Logroño | Remote in the rest of the countryFull-timeWe are looking forSenior Backend Java Developersto join an international digital banking project focused on building scalable, cloud-native backend solutions.You will work on the development...

Talan is a global technology and consulting group hiring a Mid-Level Java Backend Developer to help design, develop, and evolve modern microservices-based applications. You will work on backend services with Java and Spring Boot, integrate with React frontends, and deploy in OpenShift in a cloud-enabled environment. The role emphasizes building scalable...

Brickken is seeking a Backend Developer to join its Barcelona team in a hybrid setup. The role focuses on building scalable backend services and APIs using Node.js, TypeScript, and serverless frameworks. You will work with AWS SNS/SQS, API Gateway and Lambda, and manage PostgreSQL via Sequelize ORM. The ideal candidate has 2+ years of backend experience,...

We are working with a leading French health-tech group, one of the major players in information systems for the Healthcare sector, with close to 6,000 employees across more than 10 countries. This position is part of a small, highly operational team working on a product that connects patients, insurance companies and doctors, particularly specialists.The...

UST is seeking a Backend Developer Analyst to join the SIMA Squad, focusing on Apache Spark and Scala development for data processing solutions. The role emphasizes collaboration with business and tech teams to deliver scalable, robust backend systems in an Agile environment. Location: 100% remote for candidates based in Spain. You will work across analysis,...

Onyx-Conseil is seeking a Senior Full Stack Developer with strong AI expertise to build and deploy AI solutions in production. The role involves backend and AI integration end to end within an Agile Scrum team alongside data scientists, AI engineers and frontend developers. Deliverable: working software. The candidate will develop scalable backend systems on...

Senior Backend Java Developer for Digital Innovation HubFesto is a Global leader Engineering firm with over 20k employees worldwide. We create and develop highly specialized technical tools for several applications, such as Industrial Automation, Chemical depuration, Food & Beverage processing, 3d Modelling, etc. Working in the Digital Hub, you will act as a...

Accenture seeks an experienced Java Developer in Madrid to join technology teams working on large-scale enterprise solutions in international environments. The role requires strong backend skills with Java, Spring, and REST APIs, plus experience with relational databases and English B2. We offer a permanent contract with competitive salary, health and life...

Deutsche Telekom AG in Spain seeks a Java Backend Developer to join TAO department, contributing to critical public administration applications. You will work in an environment emphasizing code quality, architecture, and agile practices, with exposure to AI-assisted development and cross-disciplinary collaboration. The role offers hybrid work options across...

About the companyBiorce is a pioneering Healthtech company dedicated to revolutionizing drug development through the power of AI. We are passionate about accelerating medical advancements and improving patient outcomes. Our team comprises seasoned clinical research professionals, data scientists, and AI experts, working collaboratively to bridge the gap...