1,070 ofertas de Remoto qa engineer freelance en toda España.

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Michael Page

QA Lead: Estrategia de Calidad y Automatización Remota

Hace 14 días

Remoto
Híbrido
Presencial

Michael Page busca un profesional de QA para definir y liderar la estrategia de calidad en proyectos IT. Participarás en iniciativas de automatización, diseñando enfoques de testing y promoviendo buenas prácticas en entornos cloud y on-premise. Trabajarás de forma remota con visitas puntuales a las oficinas de Madrid, colaborando ...

Madrid, España

Mindrift

Freelance Mechanical CFD Engineer - AI Trainer

Hace 2 días

Remoto
Tiempo parcial
Contrato

$31 USD / hour

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Valencia, España

Mindrift

Freelance Mechanical CAD&Simulation Engineer - AI Trainer

Hace 10 días

Remoto
Tiempo parcial
Contrato

$31 USD / hour

About the role Help train and evaluate AI agents that work inside a real CAD environment on long engineering tasks, work that would take an expert 10–15 hours. You'll design part geometry, build reference solutions, and judge the agent's attempts. You'll work alongside CFD engineers who simulate the geometry you build. ...

Madrid, España

10x Team

Remote System Ops Engineer - AI Trainer (Freelance)

Hace 13 días

Remoto
Contrato

10x Team is seeking a Freelance System Operations Engineer – AI Trainer to review, refine, and train AI models for real-world operational challenges, working remotely in the EU or UK for 8–20 hours per week. You will bring extensive experience in system operations, SRE/DevOps, and automation to assess AI-generated operational ...

España, España

Hilo By Aktiia

Corporate IT & Systems Engineer (m/f/d) - Freelancer

Hace 9 días

Remoto
Contrato

... part of a high-impact, fast-growing, and venture-backed scale-up company. - Collaborate with a diverse, passionate, and talented team. Ready to Move the Needle? [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "contrato", "text": "Contrato", "categoryName": "Type of employment"}]

España

Hilo By Aktiia

Corporate IT & Systems Engineer (m/f/d) - Freelancer

Hace 13 días

Remoto
Tiempo completo
Contrato

... high-impact, fast-growing, and venture-backed scale-up company. - Collaborate with a diverse, passionate, and talented team. Ready to Move the Needle? [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "tiempo_completo", "text": "Tiempo completo", "categoryName": "Type of employment"}, ...

España

10x Team

System Operations Engineer - AI Trainer - Freelance - 8-20hrs/week - Remote

Hace 10 días

Remoto
Contrato

DevOps

Updated: 07 July 2026 Freelance | 8–20 hrs/week | Remote (EU/UK) Are you a seasoned professional in systems operations and automation, eager to help shape the next generation of artificial intelligence? Join 10x Team as a Freelance System Operations Engineer – AI Trainer and leverage your expertise to build smarter AI models ...

España, España

10x Team B.V

System Operations Engineer - AI Trainer - Freelance - 8-20hrs/week - Remote

Hace 10 días

Remoto
Contrato

DevOps

... companies and AI labs Work with teams that value execution, ownership, and real-world impact - from scaling startups to leading AI labs. System Operations Engineer - AI Trainer - Freelance - 8-20hrs/week - Remote Location Spain Employment Type Contract Location Type Remote Compensation Updated: 07 July 2026 Freelance | ...

España, España

Experis España

QA Backend & Data -Azure Data Factory y Databricks-100% Remoto (H/M/X)

Hace 12 días

Remoto

¿Te apasiona encontrar errores antes de que lleguen a producción y asegurarte de que los datos son fiables? Como QA Tester especializado en Backend y Data Testing. ¿Con qué tecnologías y herramientas trabajarás? - Data Testing: Azure Data Factory, Databricks, Parquet y Delta Lake. - Automatización de pruebas: Java, Selenium ...

España, España

Experis España

Senior E2E QA Lead IoT con inglés alto - 100% remoto (H/M/X)

Hace 14 días

Remoto

... en compañía líder del sector FMCG (Consumo Masivo). Experiencia requerida: - Más de 5 años de experiencia en Quality Assurance. - Experiencia demostrable como QA Lead o Senior QA en proyectos IoT, Embedded o Cloud. - Al menos 2-3 años liderando la calidad y estrategia de pruebas en ecosistemas IoT End-to-End. - Experiencia ...

España, España

10x Team B.V

Remote AI Process Engineer & Trainer (Freelance)

Hace 28 días

Remoto
Contrato

10x Team B.V is seeking a freelance Process Engineering Consultant – AI Trainer to help train AI models on process optimization, workflow engineering, and QA in EU/UK remote roles. You will review AI outputs, develop real‑world scenarios, and provide structured feedback while working 8–20 hours weekly. This role is fully ...

España, España

Ultralytics

LLM Engineer

Hace 2 días

Remoto
Híbrido
Presencial
Tiempo completo

IA / ML

... world, and thrive in dynamic, high-intensity environments, we invite you to apply for a position on our team. Where and how you can work This full-time LLM Engineer position is based at our brand-new Ultralytics office in London, UK, with a hybrid model of three days in-office and two days remote. Applicants must have legal ...

Madrid, España

3MT Global

Network Engineer

Hace 2 días

Remoto
Híbrido
Presencial
Tiempo completo

Redes

En 3MT Global Services buscamos perfiles Network Engineer para incorporarse a proyecto en empresa internacional con sede en A Coruña, dentro de un equipo amplio y diverso con una fuerte base tecnológica. Trabajarás en un entorno que cambia rápido y donde tu criterio técnico tiene impacto real. ¿Cómo será tu día a día? - ...

Coruña, España

team.blue

Backend Engineer

Hace 3 días

Remoto
Tiempo completo
Contrato

Backend

... BigQuery, Snowflake, and LLMs like ChatGPT and Claude). We're a lean, highly technical remote team serving 6,000+ customers, and we're looking for a Backend Engineer to help scale the platform behind it. The Role You'll build and maintain the Python pipelines at the core of our marketing data integration and ELT platform: ...

Madrid, España

MediaRadar

AI Engineer

Hace 3 días

Remoto

IA / ML

... best-in-class AI team focused on delivering advanced capabilities that empower our data organization. This is not a role for theoretical research; it is for an AI Engineer with a strong Software Engineering backbone. You will be expected to be highly independent, taking ownership of problems from end-to-end. We value "Modern Productivity"—you ...

Madrid, España

Hitachi

Maintenance Engineer

Hace 3 días

Remoto
Tiempo completo

Location: Madrid, Madrid, Spain Job ID: R1012501 Date Posted: 2026-09-14 Company Name: Hitachi Rail GTS Spain S.A.U. Profession (Job Category): Engineering & Science Job Schedule: Full time Remote: No About Us A career at Hitachi Rail will help create a legacy. With operations in every corner of the world, our work goes ...

Madrid, España

Oxigent Technologies

FW ENGINEER

Hace 3 días

Remoto
Híbrido

de 40000 a 45000 €/año

¿Te interesaría seguir desarrollándote como Motor Control Firmware Engineer en una empresa líder mundial en la creación de accesos inteligentes con más de 50 años de trayectoria, en un entorno de fuerte inversión en I+D, alta autonomía y utilizando tecnología puntera en motores eléctricos e IoT ? Desde Oxigent Technologies ...

España

Volkswagen Group

Legal Engineer

Hace 4 días

Remoto
Tiempo completo
Contrato

Legal

... Services is a Volkswagen Group company oriented towards working for Group companies worldwide. We provide services in the areas of production, logistics, data engineering (IT), engineering, quality, business services, human resources, communication and administrative and financial services. In Spain, we sit in Barcelona, Madrid, ...

Valencia, España

Krell Consulting & Training, S.L.

Engineer | CRM

Hace 4 días

Remoto
Tiempo completo

Oferta de Empleo: CRM Marketing Cloud Developer / Engineer Ubicación: Modalidad híbrida (Tendiendo más a teletrabajo que oficina) Sector: Banca Descripción del puesto: Buscamos un/a CRM Marketing Cloud Developer / Engineer para participar en proyectos de gestión, automatización y evolución de campañas digitales sobre Salesforce ...

Madrid, España

HITACHI ENERGY SPAIN, S.A.U.

MEP Engineer

Hace 5 días

Remoto
Tiempo completo

... optimization opportunities - Support project acquisition, technical bid preparation, and cost estimation activities Your background - Degree in Building Services Engineering, Electrical Engineering, Mechanical Engineering, Building Engineering, or a related field - Experience in building services engineering within one or more ...

Madrid, España