73 Tiempo parcial sysadmin freelance jobs in España.

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Freelance Web Designer

Hace 25 días

Remoto
Tiempo parcial
Contrato

Up to US$40 an hour

... remote opportunity is ideal for creative professionals with hands-on experience in UI/web design, marketing pages, and digital visual communications. This is a freelance role for a Tendem project. As a Web Designer, your focus will be on marketing pages, landing experiences, and conversion-driven layouts. We need a core specialist ...

Spain

Mindrift

Senior Python Data Scraping Engineer (Freelance)

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$35,000 a year

... This part-time remote opportunity is ideal for technical professionals with hands-on experience in web scraping, data extraction and processing. This is a freelance role for a Tendem project. As a Senior Python Data Scraping Engineer , you'll handle data scraping tasks requiring technical precision for web extraction and ...

Spain

Mindrift

Senior Python Data Scraping Engineer (Freelance)

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$35,000 a year

... remote opportunity is ideal for technical professionals with hands-on experience in web scraping, data extraction and processing. About the Role This is a freelance role for a Tendem project. As a Senior Python Data Scraping Engineer , you'll handle data scraping tasks requiring technical precision for web extraction and ...

Spain

Mindrift

Freelance Data Scraping Engineer (Python)

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$26,250 a year

... high-quality AI technologies by combining real-world expertise from professionals across the globe with advanced AI development efforts. About the Role This is a freelance role for a Tendem project. As a Python Data Scraping Engineer, you'll handle data scraping tasks requiring technical precision for web extraction and processing, ...

Spain

Mindrift

Chatbot Developer (WhatsApp, Telegram, Discord) - Freelance

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$43,750 a year

... for professionals with hands-on experience building messaging bots, working with platform APIs and webhooks, and implementing conversational logic. This is a freelance role for a Tendem project. As a Bot Developer, you'll design, build, and refine messaging bots for one or more messaging platforms, including WhatsApp, Telegram, ...

Spain

Mindrift

Freelance Mobile App Developer (iOS / Android)

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$43,750 a year

... high-quality AI technologies by combining real-world expertise from professionals across the globe with advanced AI development efforts. About the Role This is a freelance role for a Tendem project. As a Mobile App Developer, you'll design, build, and refine mobile applications across categories such as utilities, fitness/wellness, ...

Spain

Mindrift

Freelance Full-Stack Web App Developer

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$43,750 a year

... develop high-quality AI technologies by combining real-world expertise from professionals across the globe with advanced AI development efforts. This is a freelance role for a Tendem project. As a Full-Stack Web App Developer, you'll design, build, and refine browser-based applications with real logic, state, persistence, ...

Spain

Mindrift

Senior Python Data Scraping Engineer (Freelance)

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$35,000 a year

... high-quality AI technologies by combining real-world expertise from professionals across the globe with advanced AI development efforts. About the Role This is a freelance role for a Tendem project. As a Senior Python Data Scraping Engineer , you'll handle data scraping tasks requiring technical precision for web extraction and ...

Spain

LAAGAM

Retail People Operations Specialist (Freelance)

Hace 30 días

Remoto
Tiempo parcial
Contrato

€28,000 - €35,000 a year

... case that needs legal advice. - Professional fluency in Spanish. Working English is useful for international stores, tools and partners. - Available for a freelance collaboration of around 20 hours per week and able to invoice from Spain. What you'll get - Freelance, part-time collaboration with an expected dedication ...

Spain

Mindrift

Freelance Mobile App Developer (iOS / Android)

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$43,750 a year

... develop high-quality AI technologies by combining real-world expertise from professionals across the globe with advanced AI development efforts. This is a freelance role for a Tendem project. As a Mobile App Developer, you'll design, build, and refine mobile applications across categories such as utilities, fitness/wellness, ...

Spain

Mindrift

Freelance Data Scraping Engineer (Python)

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$26,250 a year

... develop high-quality AI technologies by combining real-world expertise from professionals across the globe with advanced AI development efforts. This is a freelance role for a Tendem project. As a Python Data Scraping Engineer, you'll handle data scraping tasks requiring technical precision for web extraction and processing, ...

Spain

Mindrift

Freelance Mobile App Developer (iOS / Android)

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$87,500 a year

... high-quality AI technologies by combining real-world expertise from professionals across the globe with advanced AI development efforts. About the Role This is a freelance role for a Tendem project. As a Mobile App Developer, you'll design, build, and refine mobile applications across categories such as utilities, fitness/wellness, ...

Spain

Mindrift

Freelance Full-Stack Web App Developer

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$87,500 a year

... high-quality AI technologies by combining real-world expertise from professionals across the globe with advanced AI development efforts. About the Role This is a freelance role for a Tendem project. As a Full-Stack Web App Developer, you'll design, build, and refine browser-based applications with real logic, state, persistence, ...

Spain

Mindrift

Freelance Agent Evaluation Engineer

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$70,000 a year

... bad solution. Tasks have many valid solutions - writing tests that accept all correct solutions and reject incorrect ones is harder than it sounds. Why this freelance opportunity might be a great fit for you? What you'll do - Build realistic developer environments - a virtual company with codebase, infrastructure, and context ...

Spain

Mindrift

Freelance Agent Evaluation Engineer

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$70,000 a year

... the equivalent of $40/hr . Because payment is per task, a faster pace raises your effective hourly rate. How you'll work - Take part in a part-time, remote, freelance project that fits around your primary professional or academic commitments. About the company & team - Work on advanced AI projects and gain valuable experience ...

Spain

Mindrift

Freelance Agent Evaluation Engineer

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$70,000 a year

Spain

Mindrift

Competitive Programming Expert - Freelance AI Trainer

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$78,750 a year

About the role Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.

Spain

Toloka Annotators

Freelance Annotator (English) - AI Trainer

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$29,750 a year

... project has its own compensation level based on scope and expertise required. On this project, AI trainers earn up to $17 per hour equivalent. Benefits Why this freelance opportunity might be a great fit for you? - Take part in a part-time, remote, freelance project that fits around your primary professional or academic commitments. ...

Spain

Toloka Annotators

AI Trainer - Freelance Data Annotator

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$29,750 a year

Spain

Toloka Annotators

AI Trainer - Freelance Data Annotator

Hace 30 días

Remoto
Tiempo parcial
Contrato

Up to US$22,750 a year

... Genuine interest in technology and artificial intelligence; - Strong written and spoken English (C1+). What you'll get - Take part in a part-time, remote, freelance project that fits around your primary professional or academic commitments; - Participate into advanced AI projects and gain valuable experience that enhances ...

Spain