Expert(e) Paypal Freelance

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Expert(e) Stripe Freelance based in Spain. This freelance role offers the opportunity to optimize

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for an Arabic (Gulf) Language Expert – Freelance AI Trainer Project based in Spain. We are seeking an Arabic (Gulf) Language Expert to help shape the next generation of artificial intelligence through specialized linguistic...

Welo Data is seeking an Expert Rater to mentor and guide fellow raters, improving rating accuracy and decision quality. You will facilitate client test rounds, interpret templates, and ensure alignment with quality benchmarks across the team. You will coach, monitor progress, and drive data-informed decisions while collaborating with cross‑functional teams...

✨Are you a Spanish language expert with a sharp eye for detail and brand nuance? ✨Do you naturally spot inconsistencies in tone, cultural relevance and emotional impact? ✨Would you like to contribute to campaigns for one of the most iconic tech brand? If yes, we’d love to hear from you! We’re looking for a Spanish Copy Reviewer to support our...

Mindrift is seeking a freelance CFD engineer to help train and evaluate AI agents for expert-level fluid simulations. You will adapt CAD geometry, set up simulations, run verifications, and write Python checks to validate results. The role is fully remote, with flexible hours around 10–20 hours per week during active phases. You'll work on...

Senior Machine Learning Expert (AI Training) What if your deep expertise in machine learning could directly shape how the world's most advanced AI systems think, plan, and solve problems? We're looking for Senior Machine Learning Experts to author the reasoning traces that teach LLMs how to reason step by step — turning your technical intuition into the...

Impartición de un curso de 20 horas de Inteligencia Artificial aplicada a la empresa (nivel introductorio, sin necesidad de programación), en un máximo de 6 ediciones con hasta 15 alumnos por edición. Serian un total de 120 horas de Noviembre 2026 a Marzo del 2027 Contenidos del programa: introducción a la IA en la empresa, productividad personal y...

ALOHAS is more than a fashion brand : it’s a responsible shopping experience and a chance to participate in the fight against overproduction in fashion. Working at ALOHAS is being part of the innovation and growth of a Spanish start-up with a young, creative and proactive team, good communication and a high level of energy! It’s demanding but extremely...

We connect exceptional fractional and freelance professionals with ambitious companies and AI labs. Every missions application can give you access to the 10x platform and they are all outcome-driven. We value execution, ownership, and real-world impact. Explore missions below. Outcome-driven Every mission is scoped around real results, not hours logged....