421 ofertas de freelance app android en toda España.

Ciudades populares

Top 5

Madrid22224 Barcelona15147 Valencia4233 España3903 Sevilla2837

Ver todas las ubicaciones

Mostrando vacantes

NexTReT group.

Consultor CRM Dynamics 365 Freelance | Teletrabajo 100%

Hace 14 días

Remoto
Tiempo completo
Contrato

... valorarán certificaciones Microsoft y experiencia Power Platform. Incorporación a un equipo dinámico y compromiso con la igualdad de oportunidades. [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "tiempo_completo", "text": "Tiempo completo", "categoryName": "Type of employment"}, ...

Barcelona, España

David Kennedy Recruitment

Remote Freelance Recruitment Partner for Global Placements

Hace 14 días

Remoto
Contrato

18808

David Kennedy Recruitment is expanding its global recruitment delivery network and seeks an experienced Freelance Recruitment Delivery Partner to join their team. You will own allocated applications, convert them into placements, and work with live vacancies and inbound candidate applications. This remote role supports ...

Coruña, España

Mindrift

Freelance Mechanical CAD&Simulation Engineer - AI Trainer

Hace 15 días

Remoto
Tiempo parcial
Contrato

$31 USD / hour

... complexity, and required expertise. Please note that other projects on the platform may offer different earning levels based on their requirements. Why this freelance opportunity might be a great fit for you? - Work fully remote on your own schedule with just a laptop and stable internet connection. - Apply your expertise ...

Madrid, España

Opinno Limited

Senior Financial Copywriter & Content Consultant (Freelance & Hybrid)

Hace 17 días

Híbrido
Tiempo completo
Contrato

Redaccion de contenidos

... perspectives, and we are committed to making our recruitment process as inclusive and accessible as possible. If you require any accommodations or adjustments during the application or interview process, please let us know—we will be happy to support you. [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, ...

Madrid, España

Fundación Luca de Tena

Jefe/a de redacción freelance

Hace 18 días

Híbrido
Tiempo completo
Contrato

... Contrato freelance a jornada completa. - Modalidad híbrida. - Incorporación en un medio especializado con cobertura de eventos y pruebas de vehículos. [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "tiempo_completo", "text": "Tiempo completo", "categoryName": "Type of employment"}, ...

Pozuelo de Alarcón, España

Imaginaruis

Colaborador Freelance - Marketing Digital y Redes Sociales

Hace 20 días

Remoto
Contrato

Marketing

... totalmente compatible con la gestión de otras actividades laborales. [{"name": "autonomo", "text": "Aut\u00f3nomo", "categoryName": "Type of employment"}, {"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "empleo_permanente", "text": "Empleo permanente", "categoryName": "Type of employment"}, ...

Barcelona, España

10x Team

Remote AI Researcher/Scientist — Freelance (EU/UK)

Hace 20 días

Remoto
Contrato

IA / ML

... with strong analytical skills and excellent written communication. Projects are flexible and asynchronous, with rapid onboarding for suitable opportunities. [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "trabajo_remoto", "text": "Remoto", "categoryName": "Working conditions"}]

España, España

10x Team B.V

Senior Journalist for AI Training (Remote, Freelance)

Hace 21 días

Remoto
Contrato

... draft realistic scenarios, and provide structured feedback to improve AI-driven journalism. Access to our AI Academy is included as part of the mission. [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "trabajo_remoto", "text": "Remoto", "categoryName": "Working conditions"}]

España, España

10x Team B.V

Remote Freelance System Operations Engineer & AI Trainer

Hace 24 días

Remoto
Contrato

10x Team is seeking a seasoned System Operations Engineer – AI Trainer for freelance engagement. Work 8–20 hours weekly, remotely, with EU/UK-based availability. Contribute to reviewing AI-generated operational content, refining workflows, and building practical, real-world scenarios for AI models. Flexible, project-based, ...

España, España

10x Team B.V

Freelance PR Specialist for AI-Driven Training

Hace 24 días

Remoto
Contrato

Relaciones publicas

... You will review AI-generated PR outputs, refine messaging, and draft realistic scenarios drawing on your extensive campaign experience across the EU/UK. This freelance role offers flexible scheduling and remote collaboration with AI labs building next-generation models. The ideal candidate has strong media relations skills, ...

España, España

10x Team

Treasury Analyst as AI Trainer - Remote Freelance

Hace 24 días

Remoto
Contrato

Finanzas

10x Team seeks a Freelance Treasury Analyst – AI Trainer to help train AI models in treasury management, cash flow analysis, risk mitigation and compliance. This remote, project-based role offers 8–20 hours per week across the EU/UK. You will review AI outputs, develop real-world treasury scenarios, and provide structured ...

España, España

10x Team

AI Infrastructure Optimizer — Freelance (Remote, EU/UK)

Hace 24 días

Remoto
Contrato

10x Team is seeking a Freelance Infrastructure Optimization Specialist - AI Trainer based in the EU or UK. This flexible, remote role offers 8–20 hours per week to help review, validate, and improve AI-driven infrastructure recommendations and deployment scenarios. You will leverage deep experience in systems architecture ...

España, España

10x Team B.V

Freelance Corporate Finance Advisor & AI Trainer (Remote)

Hace 24 días

Remoto
Contrato

10x Team seeks a Freelance Corporate Finance Advisor – AI Trainer to support AI-powered finance outputs on a remote, EU/UK basis. The role emphasizes financial modeling, valuations, and advisory workflows with 8–20 hours per week. You will review and refine AI-generated corporate finance recommendations, develop real-world ...

España, España

Intertek

Técnico de Seguridad en Obra - Freelance (Santander)

Hace 24 días

Contrato

... eléctricos para puntos de recarga de vehículos en el centro comercial ECI Bahía de Santander, con periodo del 29 de junio al 20 de julio en modalidad autónoma/freelance. La persona seleccionada velará por el cumplimiento de la normativa de seguridad y prevención de riesgos, realizará seguimiento en obra y coordinará con los ...

Santander, España

Fundación Luca de Tena

Responsable de comunicación junior en modalidad freelance

Hace 24 días

Híbrido
Contrato

1600 €/mensuales

... semipresencial. - Disponibilidad para desplazamientos ocasionales. [{"name": "autonomo", "text": "Aut\u00f3nomo", "categoryName": "Type of employment"}, {"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "trabajo_ocasional", "text": "Ocasional", "categoryName": "Type of employment"}, {"name": ...

Madrid, España

Green Code SyS IT

Consultor/a Senior SAP FI/CO -Freelance-

Hace 24 días

Remoto
Contrato

€45 EUR - €55 EUR / hour

... "text": "Contratista", "categoryName": "Type of employment"}, {"name": "autonomo", "text": "Aut\u00f3nomo", "categoryName": "Type of employment"}, {"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "empleo_permanente", "text": "Empleo permanente", "categoryName": "Type of employment"}, ...

Madrid, España

Personio

Masajista Terapeuta de Spa de Lujo (Freelance) - Madrid

Hace 25 días

Contrato

... experiencia en spa de lujo. Las tareas incluyen dar la bienvenida a los invitados, realizar tratamientos de belleza y garantizar la limpieza del spa. Se ofrece un entorno de trabajo exigente y un porcentaje de contraprestación competitivo. [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}]

Madrid, España

GTE Localize

Freelance Language Lead - Games (English > Japanese) (remote)

Hace 25 días

Remoto
Tiempo completo
Contrato

... different? We combine experienced linguists with technology and structured localization workflows. Our proprietary G-One system supports project management, freelancer job delivery, and invoice management, while our workflows incorporate CAT tools, QA tools, and AI/MT where appropriate. Human linguistic expertise remains ...

España

Lever, Inc.

Remote Welsh AI Trainer — Freelance Language Specialist

Hace 27 días

Remoto
Contrato

... identify recurring model errors, help refine prompts and guidelines, and collaborate with remote teams to maintain high-quality language evaluation. Remote freelance work offers flexible scheduling and direct contribution to AI development. [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, ...

España, España

Lever, Inc.

Welsh Language Specialist - Freelance AI Trainer Project

Hace 27 días

Remoto
Contrato

8 $/hora

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Welsh Language Specialist - Freelance AI Trainer Project based in Spain. This freelance opportunity is designed for an experienced Welsh language professional who wants to contribute directly ...

España, España