Empleos de full stack engineer annotator en Madrid

Seeking a Full Stack Engineer for a remote role to enhance search and discovery platforms, optimize SEO/GEO visibility, and develop analytics tools. Requires strong JavaScript and React skills, SQL knowledge, and understanding of SEO fundamentals.

About ElevenLabs ElevenLabs is an AI research and product company transforming how we interact with technology. About ElevenLabs ElevenLabs is an AI research and product company transforming how we interact with technology. We launched in January 2023 with the first human‑like AI voice model. Today, we serve millions of users and thousands of businesses -...

Mondelēz International is seeking an AI Engineer / Full Stack Developer to join Mondelēz Digital Services. This role is based in Madrid, Barcelona or Warsaw and focuses on building an AI-powered insights platform that turns market data into decision-ready recommendations for teams worldwide. You will design data pipelines, deploy AI/ML models, and ship...

UST España & Latam is seeking an experienced Developer Analyst - Full Stack Developer to join our team in Spain. The role requires 5+ years designing, developing, and maintaining scalable web applications with strong Angular, Node.js, Spring Boot, and OpenShift expertise. You will design, develop, and maintain full-stack solutions, work across frontend and...

AI Engineer / Full Stack Developer - AI Reporting & Insights - Barcelona or Warsaw basedMadrid, Spain Warsaw, Poland Full time R- Job Description Are You Ready to Make It Happen at Mondelēz International? Join our Mission to Lead the Future of Snacking. Make It Uniquely Yours. You provide software and application knowledge to support implementation of the...

E‑Frontiers is seeking a Senior or Lead Full-Stack Developer to join an international project. The role is fully remote from Spain with occasional travel to Milan for 2-3 days every few months. Italian is mandatory for this position. 12‑month duration with potential extension. Holders of strong AWS, Terraform/CloudFormation, Docker, Node.js, React, Jest...

Jobtailor in Madrid seeks a French-speaking Full‑stack AI Engineer to collaborate with customers from onboarding to deployment. You will build features using React, TypeScript, Node.js, and Python, and design AI/ML solutions including LLM prompting and tuning to support valued customer outcomes. You will manage APIs and third‑party integrations while...

Remote Europe / LATAM | $100K–$120K + equityMost customer service chatbots can answer simple questions. As soon as you need a refund, return or help with a missing order, you usually end up speaking to a human.I'm hiring Senior Full Stack Engineers for a Series A company building AI agents that can actually resolve those problems.Their agents connect to a...

Julius Baer in Madrid seeks an experienced software engineer to design, develop and test modules for complex banking systems. You will own the full delivery lifecycle from design through deployment, collaborating with cross-functional teams to translate business needs into robust solutions. Strong Java/Full-Stack skills, Spring Boot, React/Angular, and CI/CD...

Lever, Inc. is seeking a Staff Full Stack Engineer - Sell Side Engine based in Spain. The role focuses on hands-on engineering to rebuild systems supporting origination, contracting, onboarding, and growth in a rapidly scaling energy technology environment. You will own architecture decisions, work across pricing, data, billing, and risk platforms, and...

Responsibilities * Lead the design, development and operation of new capabilities across our SaaS products. * Make architectural decisions that balance immediate business needs with long‑term scalability and maintainability. * Work closely with product, engineering and business leadership to shape product roadmaps and technical strategy. * Identify and...

Mondelēz International seeks an AI Engineer / Full Stack Developer for AI Reporting & Insights, Barcelona or Warsaw based. You will design, build, and deploy data pipelines and AI models turning market data into decision-ready insights for stakeholders globally. You will collaborate with Product, Data Science, and Business teams, implement CI/CD, IaC with...

Location: Madrid, ES, 28033Flexible Work Arrangement: HybridJob Category: VIP Completions & Large RefurbishmentsCareer Level: ProfessionalRequisition Id: 4013Since 1967, Jet Aviation has been crafting flight in its smoothest form. From one hangar in Basel, Switzerland, to over 5,000 employees and some 50 locations worldwide. Aircraft Management, Aircraft...

Knowmad Mood busca un Software Engineer con experiencia en PHP, Python y arquitecturas basadas en APIs para un proyecto estable y 100% remoto.Trabajarás en desarrollo Full Stack de aplicaciones web empresariales, diseñando APIs REST, integraciones JSON y gestionando bases de datos MySQL y PostgreSQL. Se valorará conocimiento en Laravel, Docker y...

Lever, Inc. is seeking a Full Stack Software Engineer - AI-First based in Spain. Join an autonomous team building high-scale cloud applications with Java/Spring Boot on the backend and Angular/TypeScript on the frontend, using AI-assisted tooling to accelerate delivery.You will own end-to-end development, review AI-generated code for security and...

Edpuzzle is seeking a Software Engineer to join the Product team in Spain. You will contribute across the stack, collaborating with Product, Design, and Engineering to understand user needs and shape effective solutions.You will own problems from research to implementation, driving quality, reliability, and growth. The role emphasizes learning,...

En VISEO buscamos ampliar nuestro Equipo de profesionales Microsoft. Si te gustan los nuevos retos, y quieres progresar en tu carrera profesional con un Equipo de expertos con tecnologías a la última, únete al equipo VISEO en proyectos internacionales.Tu Rol:Diseñar y desarrollar funcionalidades full-stack en proyectos con clientes multinacionales...

EUROPEAN DYNAMICS Group is seeking a Full Stack developer fluent in English to work remotely within the EU. The role involves integrating with a major client’s IT team and contributing across front-end and back-end development, automation, and system administration.The candidate should have 7+ years IT experience, strong Python/JavaScript skills, React...

JAVA Software engineer for Defense Projects | Job DetailsIf you have always dreamt about being a hero, but your character in an action movie would be Dead in Combat #3... We are expanding our teams in the Defense & Security sector to take on cutting-edge international projects in Command and Control (C2) Systems, integrating advanced Artificial Intelligence...

PARKLU by Launchmetrics is seeking a Software Development Engineer to shape Discover, part of our software suite for brand monitoring and benchmarking. You’ll work on AI‑led analytics, secure scalable data pipelines, and collaborate across product, design, and QA to deliver reliable frontend and backend features.You will guide frontend decisions with...