37 freelance English-speaking jobs in Community of Madrid

We work with the best freelance writers who love to go viral and want to do it every day.

Part‑time freelance contractor B2C / DTC experience required EU hours (GMT) Supplements / health a strong

Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation isproject-based, not permanent employment. What This Opportunity Involves As an AI Trainer - Writer, your work will help train AI models, shaping how they understand and generate human-like text.

We work with the best freelance writers who love going viral and want to do it every day.

day ago Madrid, Community of Madrid, Spain 3 days ago Madrid, Community of Madrid, Spain 1 week ago Freelance

day ago Madrid, Community of Madrid, Spain 3 days ago Madrid, Community of Madrid, Spain 1 week ago Freelance

Anticipate external or freelance support needs when required.

Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation isproject-based, not permanent employment. What This Opportunity Involves As an AI Trainer - Writer, your work will help train AI models, shaping how they understand and generate human-like text.

Train AI models to understand and generate human-like text. Craft responses, generate prompts, define scoring criteria, and ensure quality. Requires a Bachelor's degree in a related field, at least 1 year of experience, strong written English (C1/C2), and a stable internet connection.

Unparalleled growth opportunities; A chance to work with the most trailblazing companies in the world; A freelance

Unparalleled growth opportunities; A chance to work with the most trailblazing companies in the world; A freelance

to: Hiring Authority: Build your own team by recruiting 7 senior engineers and managing short-term freelance

Benefits What we can offer Freelance project‑based collaboration via the Mindrift platform (powered by

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.

Anticipate external or freelance support needs when required.

Quantum Research Scientist and AI Trainer needed for project-based work. Design computational physics problems requiring Python programming and non-trivial reasoning in various physics areas.

Senior Consultant with 3+ years of experience at a top-tier strategy consulting firm is needed to build realistic consulting project environments for AI training.