Empleos de senior javascript engineer en Sevilla

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...

A technology solutions provider in Spain is seeking a highly skilled Senior Data Engineer to lead the design and optimization of data historian solutions.The ideal candidate will have 3–5 years of experience with AVEVA PI and related tools, showcasing strong leadership and extensive knowledge of data integration.This full-time role offers the opportunity...

Location Seville, Spain Country Spain Contract type Permanent Work pattern Full Time Market Energy Discipline Geotechnical and tunnelling Job ref 15763 Recruiter contact Cassidy Browne Apply now¿No sabe con seguridad qué habilidades necesitará para esta oportunidad? Simplemente lea la descripción completa a continuación para obtener una idea clara de...

Novametal Industrial Service S.L. busca un Ingeniero/a Mecánico Senior para liderar el diseño de maquinaria industrial, desde la concepción hasta la validación, con sede en Madrid pero rol 100% remoto.La posición exige 7+ años de experiencia, dominio de CAD/CAE (SolidWorks, CATIA, ANSYS) y capacidad de gestionar proyectos de principio a fin de forma...

Ersilia is seeking a senior backend engineer to own critical systems and contribute to the roadmap.You will implement code, review it, test rigorously, and ensure reliability, performance, and correctness across production environments.Work autonomously with high ownership, collaborating with engineering and product teams while balancing risk and business...

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...

At Appfire, we believe that great work happens when people get to choose how they work.After 20 years of creating software that empowers teams to break silos and collaborate seamlessly, we've learned that one size does not fit all.We're a team of 800 employees, working remotely across 28 countries.Our flagship products include: JXL, Comala Document...

Lever, Inc. is seeking a Senior VFX Engineer in a fully remote arrangement to power real-time visual effects within a major Unity3D project.You'll own shader pipelines, particle systems, and runtime VFX architectures while balancing performance with visual ambition.The role requires close collaboration with artists and engineers to translate creative goals...

AgileEngine is looking for a Data Engineer with strong Databricks and GCP experience to develop scalable ETL/ELT pipelines and productionize agentic workflows.Design, build, and optimize pipelines using Databricks, PySpark, and SQL; integrate with Delta Lake, BigQuery, and the broader data platform; ensure data quality andreliability.You will collaborate...

Wizeline in Barcelona is seeking an experienced iOS native mobile developer to design and implement high?quality apps using Swift and SwiftUI.You will drive technical discussions, shape architecture, and collaborate with product teams to deliver scalable, impactful mobile solutions in a remote?friendly, flexible work culture.We value creativity and learning,...

OpenNebula Systems is hiring a Senior Full-Stack Developer to work on the OpenNebula web interface and its edge computing initiative.You will lead frontend development with opportunities to contribute to backend components, thrive in an autonomous, cross-functional team, and impact a widely used open-source cloud platform.The ideal candidate has strong...

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...

AGE Solutions is seeking an experienced Sr.Network/Systems Engineer to design, implement, and optimize enterprise networking and hybrid infrastructure.The role requires DoD Top Secret clearance, IAT Level II certifications, and 8+ years of relevant experience.The position is remote within the United States with travel to client sites (CONUS/OCONUS) about...

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 in Spain is seeking a Senior Product Design Engineer to own core product experiences end to end, blending product design judgment with design engineering and building production-ready components for a globally used scheduling platform.You'll work at the intersection of product design, frontend engineering, and design systems, building reusable...

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...

Playtomic is seeking a Senior Backend Engineer to build robust, scalable APIs and services.You will own your domain end-to-end, balancing technical excellence with business impact while collaborating with product, design, and frontend teams.You will work in a fast-paced, pod-based environment, shipping production-ready software and integrating AI-assisted...

Madrid, Santander o Sevilla | Presencial | Jornada completa Construyendo juntos un futuro sostenible. En WSP diseñamos el futuro de nuestras comunidades. Como una de las principales firmas globales de ingeniería y servicios profesionales, reunimos expertos en transporte e infraestructuras, edificación, energía, medio ambiente, agua y consultoría. En...

Madrid, Santander o Sevilla | Presencial | Jornada completa Construyendo juntos un futuro sostenible. En WSP diseñamos el futuro de nuestras comunidades. Como una de las principales firmas globales de ingeniería y servicios profesionales, reunimos expertos en transporte e infraestructuras, edificación, energía, medio ambiente, agua y consultoría. En...

Lidera la Oficina DevOps, diseñando y operando la plataforma CI/CD, impulsando prácticas DevSecOps y guiando equipos de desarrollo para acelerar la entrega de software en el sector energético y de infraestructuras.