java script

Arsys seeks a Specialist Full-Stack Execution for the Euro Office Performance Group (Server Development) to drive high‑volume feature delivery and rapid bug fixes across the document suite, clearing paths for senior architects and keeping momentum during sprint cycles. You will refactor legacy Java Script modules with AI‑assisted methods, build vertical...

Ruby Labs Ltd is seeking a Data Engineer to own data engineering tasks, integrations, and marketing systems. Core stack is Python, SQL, and Bash, with experience in Google Tag Manager, pixels, conversion setup, and Java Script. Airbyte and Airflow are nice to have; you will work across Big Query, Click House, Pub/Sub, and other systems, collaborating with...

Lever, Inc. is seeking a Full-Stack Developer / Shopify Expert (e Commerce CRO Focus) based in Spain.You will own performance, usability, and conversion for high-traffic Shopify storefronts, implementing improvements and running experiments to drive measurable results.Role combines hands-on Shopify development with CRO, performance engineering, and customer...

Trading 212 Ltd. is seeking a Senior Backend Engineer to own end-to-end backend solutions across a microservices landscape. You will design scalable services, ensure performance and data integrity, and collaborate with product and engineering to translate complex requirements into durable systems. You will work with Java 21 (Spring), Go, and Node.Js (Type...

Arsys seeks a Specialist Full-Stack Execution for the Euro Office Performance Group (Server Development) to drive high‑volume feature delivery and rapid bug fixes across the document suite, clearing paths for senior architects and keeping momentum during sprint cycles. You will refactor legacy Java Script modules with AI‑assisted methods, build vertical...

Desde SEIDOR GESEIN, seleccionamos un/a Full Stack Senior para incorporarse a un proyecto tecnológico estable, trabajando en un entorno internacional y 100% remoto. Buscamos un perfil con experiencia sólida tanto en desarrollo Frontend como Backend, capaz de participar en todo el ciclo de desarrollo: análisis, diseño, desarrollo e implementación de...

Sobre nosotros En Kuik no hacemos magia, hacemos tecnología. Pero una que entiende a las personas. Desde 2010 acompañamos a empresas que no buscan una transformación digital cualquiera, sino una que respete su esencia. Nos gusta construir soluciones que aportan valor real. Compartimos ideas, cuestionamos lo establecido y creemos que la mejor tecnología...

Aimling is looking for a Forward Deployed Engineer in Madrid to own complex deployments of frontier models. In this role, you will partner directly with our customers to ensure production systems' success and value delivery. Responsibilities include scoping work, managing delivery, and contributing to code. The ideal candidate has over 5 years of relevant...

Sobre nosotros En Kuik no hacemos magia, hacemos tecnología. Pero una que entiende a las personas. Desde 2010 acompañamos a empresas que no buscan una transformación digital cualquiera, sino una que respete su esencia. Nos gusta construir soluciones que aporten valor real. Compartimos ideas, cuestionamos lo establecido y creemos que la mejor tecnología...

Ruby Labs Ltd is seeking a Data Engineer to own data engineering tasks, integrations, and marketing systems.Core stack is Python, SQL, and Bash, with experience in Google Tag Manager, pixels, conversion setup, and Java Script.Airbyte and Airflow are nice to have; you will work across Big Query, Click House, Pub/Sub, and other systems, collaborating with...

Aimling is looking for a Forward Deployed Engineer in Madrid to own complex deployments of frontier models. In this role, you will partner directly with our customers to ensure production systems' success and value delivery. Responsibilities include scoping work, managing delivery, and contributing to code. The ideal candidate has over 5 years of relevant...

The Whiteam Consulting in Madrid seeks a Senior Service Now Developer to design, develop and configure CPQ, Sales and Order Management, CSM and related workflows. You will build AI-enabled solutions on the Now Platform and integrate CPQ with CRM/ERP systems. Ideal candidates have 4+ years in Service Now development, CSA/CAD certifications, and strong Java...

Jobgether is seeking a Senior Automation QA Engineer (Playwright/Type Script) based in Spain.You will design, develop, and maintain end-to-end and API tests, migrating legacy Java-based tests to Playwright, and leading test automation architecture improvements.You will also develop load-testing scenarios with k6, evaluate performance metrics, and collaborate...

Connect Vision International is seeking an experienced Platform Engineer to join our Digital Platform team responsible for building and improving robust cloud-native platform capabilities and shared engineering services. The role sits between software development, cloud infrastructure and platform enablement; you will design, build and maintain platform...

NCC Group in Madrid is seeking a Senior Service Now Developer to lead the design, build, and maintenance of highly customized Service Now applications within our cybersecurity managed services. You will drive technical standards, mentor the team, and work directly with customers on requirements, escalations and architecture decisions. Ideal candidates will...

NCC Group in Madrid is seeking a Senior Service Now Developer to lead the design, build, and maintenance of highly customized Service Now applications within our cybersecurity managed services.You will drive technical standards, mentor the team, and work directly with customers on requirements, escalations and architecture decisions.Ideal candidates will...

Wenrix is seeking a Tech Ops Engineer to join our fast-growing travel tech Saa S team. You will work cross-functionally with Operations, Product, and R&D to diagnose complex live-environment issues and implement robust automation across the platform. You will build internal tooling, dashboards, and AI-powered workflows, using Python/Java Script, SQL, and...

General information ALZURA Pay is part of the ALZURA Group, a German technology company with more than 20 years of experience in developing innovative digital solutions for businesses across Europe. This is a unique opportunity to join us at an early stage and play a key role in shaping both our engineering organization and the future of our payment...

Trading 212 Ltd. is seeking a Senior Backend Engineer to own end-to-end backend solutions across a microservices landscape.You will design scalable services, ensure performance and data integrity, and collaborate with product and engineering to translate complex requirements into durable systems.You will work with Java 21 (Spring), Go, and Node.Js (Type...

Connect Vision International is seeking an experienced Platform Engineer to join our Digital Platform team responsible for building and improving robust cloud-native platform capabilities and shared engineering services.The role sits between software development, cloud infrastructure and platform enablement; you will design, build and maintain platform...