Empleos de senior javascript engineer en Madrid

Job DescriptionJob Description - Grade SpecificIs fully competent in its own area and has a deep understanding of related programming concepts software design and software development principles. Works autonomously with minimal supervision. Able to act as a key contributor in a complex environment, lead the activities of a team for software design and...

As our PostgreSQL DBA, you will be the go-to engineer for everything data-layer: index and schema design on multi-terabyte tables, query optimization for application teams, connection pooling, upgrades, and migrationsOur PostgreSQL runs on Amazon Aurora — operating a large, fast-growing fleet consistently: turning one-off procedures into reliable...

OverviewAt Sunweb Group, we’re building and evolving the core systems behind millions of holidays each year. As a Senior Software Engineer, you contribute directly to how our platform is designed, scaled, and improved.LocationRotterdam / Girona Sunweb Group office (Hybrid)Start dateAugust 2026AvailabilityFulltimeWhat You’ll DoDesign and build scalable,...

Grafana Observability builds end-to-end observability that spans application, infrastructure, database, browser, and mobile. Our Mobile Observability initiative gives mobile developers first-class instrumentation SDKs that capture traces, metrics, logs, crashes, and user sessionsOur solutions aim to be tightly integrated with OpenTelemetry and Grafana Cloud....

Elastic, the Search AI Company, empowers everyone to find answers in real-time, leveraging all their data at scale, and fueling the potential of businesses and individualsThe Elastic Search AI Platform, trusted by over 50% of the Fortune 500, unifies the precision of search with the intelligence of AI to accelerate impactful resultsThe Software Engineer will...

GEA is seeking a Senior Electrical Engineer to join a dynamic, multicultural team and lead electrical and automation solutions for international projects. The role involves design, commissioning, and site supervision across multiple countries, with significant travel and strong focus on safety and regulatory compliance. You will work with Project Managers...

Job detailsPosted 25 September 2026Start date 01 September 2026Location CalatoraoJob type PermanentDiscipline MechanicalReference 168818Job Function Lead Mechanical EngineerBuscamos un Mechanical Engineer con visión global, capacidad de liderazgo técnico y experiencia gestionando proyectos complejos en obra. Si te motiva formar parte de un entorno...

## Test Benches - Senior Engineer Applyremote type: On-Sitelocations: Madrid Tres Cantostime type: Full timeposted on: Posted Todayjob requisition id: R0328492 Location: Madrid Tres Cantos, Spain A Joint Venture between Thales (67%) and Leonardo (33%), Thales Alenia Space is a global space manufacturer delivering, for more than 40 years, high-tech solutions...

About the roleWe're building a robust, internet-facing API that runs both in on-premises and in the cloud, designed to support future innovation at scale. This means solving complex distributed systems challenges, ensuring high availability, and optimizing performance. Concepts like the CAP theorem aren't just theory here—they're part of our daily...

Senior Software Engineer sought to design, implement, and maintain features for a leading tech platform in live entertainment. Focus on code quality, CI/CD, and scalable event-driven systems.

Deporvillage is one of the biggest European e-commerce companies that is a market leader in its sector.We are handling millions of page views and thousands of orders per day. For this reason, we have to be smart with data and build the best recommendation systems for our customers.If you want to be part of a team which is using dynamic methodologies, with...

Job overview With our growing customer base and our expansion into new markets and use cases, we have more to build than ever at Affinity as we execute on our vision to put relationship intelligence at every professional's fingertips.Position Senior Software Engineerin theOne Platform team . You'll be one of our first team members in our brand-new Barcelona...

Ebury helps ambitious businesses unlock global growth, and we take the same approach with our people. We encourage innovation and movement, collaboration and problem-solving, and foster an environment where everyone can feel they belong, are valued, supported and empowered to succeed.If you’re a collaborator who wants to help transform how businesses...

The Senior QA Engineer will create and execute test plans for web and mobile applications, ensuring high-quality software, working closely with other teams.

Who we areAt Frontiers, our purpose is simple yet ambitious: to make science open. We believe open science empowers the global scientific community to accelerate discovery and develop the solutions needed for healthy lives on a healthy planet.We are one of the world’s largest and most influential open-access research publishers. Every article we publish is...

Seeking a Senior Java Backend Developer for an iGaming company in Madrid to build and scale core platform services in a distributed, event-driven environment. Focus on reliable, high-performance systems, APIs, and asynchronous workflows.

Assigned Recruiter(s) Suchitra GarikapatiDate Opened 09/17/2026Country SpainJob Posting ID ZR_4444_JOBWhat is the mission about?.Job DescriptionAt NextLink, we are looking for aSenior Security Engineer (SIEM)to join our team and collaborate closely with one of our most recognized clients in the pharmaceutical sector.You will join the Cyber Intelligence &...

En E-Frontiers estamos buscando un/a Senior Data Engineer con experiencia en AWS para incorporarse a una compañía tecnológica especializada en soluciones de datos, participando en el diseño y desarrollo de plataformas escalables en entornos cloud. Trabajarás en proyectos con impacto real en negocio, colaborando con equipos multidisciplinares y...

Senior Backend Engineer (Java & APIs REST)Buscamos un perfil senior especializado en desarrollo backend con Java y Spring Boot, enfocado en el diseño e implementación de APIs REST y en la integración con sistemas legacy (DB2).Principales responsabilidadesDesarrollar servicios backend robustos utilizando Java y Spring Boot.Diseñar, definir y evolucionar...

Join us at Provectus as part of a team dedicated to building cutting‑edge technology solutions that have a positive impact on society. Our company specializes in AI and ML technologies, cloud services, and data engineering, and we take pride in our ability to innovate and push the boundaries of what's possible.We are looking for a highly skilled Senior...