Empleos de senior javascript engineer en Zaragoza

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior QA Engineer based in Spain.This is a senior individual-contributor role embedded directly within a product squad working on complex, high-risk technology domains. You'll act as the squad's technical authority on quality,...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior QA Engineer based in Spain.This is a senior individual-contributor role embedded directly within a product squad working on complex, high-risk technology domains.You'll act as the squad's technical authority on quality,...

Company DescriptionSwiftly is on a mission to help cities move more efficiently. We are the leading transit data platform for agencies to share real-time passenger information, manage day-to-day operations, and improve service performance. Today, over 200 transit agencies in 12 countries – including LA Metro, MARTA, SEPTA, and MBTA – rely on Swiftly to...

Hey there!We're Fever, the world's leading tech platform for culture and live entertainment.Our mission? To democratize access to culture and entertainment. With our proprietary cutting-edge technology and data-driven approach, we're revolutionizing the way people engage with live entertainment.Every month, our platform inspires over 300 million people in...

Our mission is to enable everyone to build wealth.We reinvent how trading and investing work by creating exceptional products people love.That takes high standards, high velocity and engineers who own what they ship.Today, we serve over 6 million clients, with more than €38 billion in assets under management - a testament to the scale and trust we have...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior VFX Engineer based in Spain.This is a senior individual contributor role focused on the technology and runtime systems that power real-time visual effects in a major Unity3D game project. You will work at the intersection...

About JimdoWe exist to unleash the power of the self-employed - helping solopreneurs and micro-businesses thrive by doing what they're passionate about and removing the complexity of building lasting, successful businesses.About JimdoJimdo started in **** when three school friends built a website builder in a Northern German farmhouse to help everyone build...

Senior Frontend Engineer role focused on building responsive, high-performance web applications, collaborating with cross-functional teams, and mentoring developers. Requires strong experience with Typescript, React, and related technologies.

Abacum, the leading Business Planning solution, is hiring a Software Engineer to join our Barcelona team. You will work on a multi-disciplinary squad building a real-time calculations engine and data visualisations, collaborating with designers, product, and other engineers.We value ownership, fast learning, and a hands-on approach to shaping our technical...

Scrambly S.R.L. is seeking a Senior Backend Engineer to help build the core systems behind Scrambly. You’ll work on user-facing product systems and the internal platform, solving scalability challenges for a global, adtech product.You’ll design and maintain scalable Node.Js/NestJS RESTful APIs, mentor engineers, and collaborate with Product, Design and...

Empresaconfidencial is seeking an experienced Senior Bioprocess & Scale-up Engineer to transition pilot-scale fermentation (200 L) to its first full-scale plant in Spain. You will lead process design, equipment selection, and supplier management to deliver a robust, cost-effective industrial facility with robust safety and quality standards.The role requires...

Palo Alto Networks is seeking a Senior Technical Support Engineer - Focused Services for Cortex XSIAM. This remote role supports customers across geographies, handling advanced troubleshooting, escalations, and collaboration with developers to resolve issues.You will use SIEM, EDR, and cloud tech (GCP/AWS) to diagnose problems, document actions, and...

Experienced LLM Engineer to design, build, and refine large language models using AI technologies, collaborating with cross-functional teams to integrate models into products and solve complex problems in the future of LLM and NLP.

FrontWell Solutions is seeking a Senior Solution Engineer to design, develop, and implement CMF solutions bridging client needs and technical capabilities. You will translate complex requirements into robust MES integrations and interfaces that boost efficiency and reliability.The role requires 5+ years in system development with C#/.NET, strong Angular/SQL...

Playtomic seeks a Senior Backend Engineer to build robust APIs and scalable services. You will own domain decisions in a pod, collaborating with product and frontend teams to ship secure, high-performance backend systems.Strong Java Spring Boot, API design, and distributed systems experience are essential, with a focus on production health and AI-assisted...

Coderland busca un/a Senior Backend Java para desarrollar y mantener servicios backend con Java 21 o superior. Se trabajará con programación reactiva (RXJava/Webflux/Vert.X), diseñando microservicios y APIs REST seguras en un entorno cloud, con énfasis en Google Cloud Platform.El candidato ideal tiene 10+ años de experiencia en backend, dominio de Kafka...

Jobgether SRL is seeking a Software Craftsperson/Typescript-II in Spain for remote, hands-on software engineering. You’ll own end-to-end delivery, design scalable backends, and build AI-powered workflows using LLMs and agentic tools.You’ll work with modern AI tech, mentorship, and robust engineering practices in a collaborative, remote-first environment....

Mercor is hiring a Senior Software Engineer for fully remote work. You will evaluate and enhance AI model capabilities across complex SWE tasks, collaborating with leading AI research teams to improve data and models.As an expert contractor, you will develop benchmarks, work independently, and shape model reasoning while ensuring timely delivery. This role...

BABEL busca un/a Ingeniero/a SIEM con experiencia sólida en diseño, implantación, operación y mejora continua de plataformas de monitorización y respuesta de ciberseguridad, en modalidad remote.Trabajarás administrando la plataforma SIEM, diseñando casos de uso y playbooks, integrando fuentes de log y colaborando con equipos internacionales para...

Trebellar, Inc. is seeking a Senior Software Engineer to own substantial areas of our platform, including data ingestion, AI-driven flows, and robust API design. You will contribute across the stack, from database to browser, and help shape features for enterprise real estate customers.You will work closely with product and customer success, bringing...