Empleos de ruby on rails backend developer en Valencia

Valencia (ES) / Madrid (ES)Octopus Energy Spain ðað – Tech /Full-time /Hybridð We're Revolutionizing Energy to Change the WorldAt Octopus Energy, we're not your typical utility company. We're a team of passionate people working every day to make energy 100% renewable, accessible, and fair for everyone. Se pueden requerir diversas habilidades...

Valencia (ES) / Madrid (ES)Octopus Energy Spain ðað – Tech /Full-time /Hybridð We're Revolutionizing Energy to Change the WorldAt Octopus Energy, we're not your typical utility company. We're a team of passionate people working every day to make energy 100% renewable, accessible, and fair for everyone. Se pueden requerir diversas habilidades...

Backend Developer (m/f/d) Mobility Business52175309-Sep-2026MobilityResearch & DevelopmentSIEMENS MOBILITY, S.L.U.Mid-level ProfessionalWe are looking for someone who is passionate about developing high-performance and/or highly-secured Java applications!Sqills, part of Siemens Mobility business unit Software, is a leading technology company focused on...

Compensation: EUR 30,000 - EUR 38,000 - yearly Company Description Are you ready to trade your job for a journey? Become a FlyMate! Passion, excitement & global collaboration are all core to what it means to be a FlyMate. At Flywire, we’re on a mission to deliver the world’s most important and complex payments. We use our Flywire Advantage - the...

Job Summary The Elite Job is looking for a highly skilled and motivated Software Engineer (Backend) to join our growing remote development team in Spain. This role offers the opportunity to work on innovative projects that power global digital solutions. The successful candidate will be responsible for designing, developing, testing, and maintaining scalable...

Senior Software Engineer - Finance DomainSi le interesa solicitar este empleo, por favor, asegúrese de cumplir los siguientes requisitos que se enumeran a continuación.Senior Software Engineer - Finance DomainPermanentFull timeRemoteWe're looking for aSenior level Engineerto join in the Finance Domain.We want someone who will add positively to the team's...

About Crossmint Global financial rails are undergoing a once-in-a-generation transformation. Instant settlement. Programmable. Agent-first. Crossmint is the infrastructure helping companies build for that future. We are the leading all-in-one stablecoin and wallet infrastructure platform, enabling fintechs, enterprises, and agentic platforms to integrate...

Senior Backend Developer - Node.JsRemote | EuropeA fast-growing global consumer technology company is looking for a Senior Node.Js Backend Developer to join its international engineering team. The organisation builds innovative real-time digital products used daily by millions of users worldwide. Their platform focuses on creativity, self-expression, and...

As a Software Engineer on the Payments Platform, you help build and scale Flywire’s global payment engine, impacting speed, reliability and client experience. You’ll contribute across backend and possibly full-stack areas, collaborating with cross-functional teams to deliver high-volume, secure payment services. The role blends hands-on engineering with...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Backend Engineer based in Spain.Join a small, ambitious product team building technology that helps hundreds of thousands of users better understand and manage their finances. You’ll play a key role in developing the central API...

About UBQ.IoUBQ.Io is a global technology service provider dedicated to building a more sustainable, independent, and equitable future. We partner with global companies across industries, including AI, blockchain, software, biotech, and education, to transform bold ideas into real, meaningful solutions.Our expertise spans technology consulting, AI and...

Building the Future of Open FinancePayward - the parent company behind Kraken, NinjaTrader, Breakout, xStocks, Payward Services and CF Benchmarks - has spent the last 15 years building one of the most modern and globally accessible financial infrastructure platforms in the industry, built to advance an open, global financial system.Before you apply, we...

Óscala is expanding its remote-capable Full Stack Senior Developer team to support a growing client base across Europe. You will enhance and maintain the Reseller platform, drive backend tasks in a multidisciplinary squad, and collaborate with Product and Customer Success teams to deliver scalable features with high quality.We value strong CS fundamentals,...

Avenga, Valencia, Spain, is seeking a skilled Odoo developer to join our global team. You will develop and customize Odoo modules, build backend services and APIs, and integrate Odoo with external platforms. The role requires strong Python, PostgreSQL, JavaScript/TypeScript, and REST API capabilities within a collaborative environment. You will work on...

David Kennedy Recruitment is expanding and is seeking to onboard an experienced Freelance Recruitment Partner to support its growing portfolio of international clients across AI, SaaS, technology and digital businesses .This is a remote, success-based partnership for genuine recruitment specialists who can source, engage, screen and deliver strong...

Top Doctors Group is seeking a skilled Fullstack Developer to help shape the future of digital health in an international, innovative environment. You will design and evolve scalable backend services and user-facing applications, collaborating across Engineering, Product, Design, and DevOps to deliver meaningful features.The role focuses on cloud-native...

CNT Management Consulting is seeking an experienced SAP ABAP developer to lead backend solutions for SAP GUI and S/4HANA. You will work on ABAP, Fiori/UI5, and SAP BTP projects across international client projects and mentor newer consultants.The role emphasizes collaboration with customers, design support, and ongoing skills development, with a flexible...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Trenches / Web3 Frontend Developer based in Spain.This is a high-ownership frontend engineering role focused on building the client experience for a fast-moving onchain trading terminal.You will own critical trading surfaces...

Join a fully remote team to build tools for startups using Ruby on Rails, PostgreSQL, and Ember.Js.Responsibilities include product feature implementation and DevOps tasks.

About the team The AI/ML Engineering team builds and operates ClickHouse's AI and machine learning products end-to-end. This includes the Agentic Data Stack, AI Functions, chDB, the in-Console copilot, and the AI/ML partnerships that distribute them — together with the shared components and expertise that let every other ClickHouse team ship AI in the...