65 freelance English-speaking jobs in Lisbon

At Toloka, we connect smart, curious people from around the world with freelance online tasks that train ... Take part in a part-time, remote, freelance project that fits around your primary professional or academic ... questions when needed Genuine interest in technology and artificial intelligence Benefits Why this freelance

detail and commitment to delivering high-quality, accurate visual content.About Twine Twine is a leading freelance ... globally.Our Mission Twine's mission is to empower creators and businesses to thrive in an AI-driven, freelance-first

Manage international client projects from planning to delivery. Define scope, milestones, and deliverables. Translate requirements into tasks and iterations. Lead Agile ceremonies and provide status updates.

Engineer (Developer) – Omni Retail Location : Lisbon Activity rate : 100% Starting date : ASAP Contract : Freelance

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Freelance AI trainer needed to design computational physics problems requiring Python programming. Must have a physics degree, Python proficiency, and experience with numerical simulation methods.

Freelance AI trainer needed to design computational chemistry problems requiring Python programming. Must have a chemistry degree, Python proficiency, and experience with numerical methods in chemistry.

Freelance AI trainer needed to design computational physics problems requiring Python programming. Must have a physics degree, 2+ years experience, and strong Python skills (NumPy, SciPy, Sympy).

Freelance optical engineer with Python experience needed to design and develop computationally intensive physics problems. Must have strong Python skills (Numpy, SciPy, Sympy) and experience with numerical simulation methods.

Freelance AI trainer needed to design computational physics problems requiring Python programming. Must have a degree in Physics or related field, 2+ years of experience, and strong Python skills.

Freelance AI trainer needed to design and develop computational biology problems requiring Python programming. Must have a biology degree, Python proficiency, and experience with biological data analysis and algorithms.

This freelance, remote role offers complete flexibility, allowing you to set your own business hours.

Visit.org is looking for a passionate and ambitious Freelance In-Person Event Host in Lisbon, Portugal

Freelance AI trainer needed to design and develop computationally intensive statistical problems requiring Python programming. Must have a degree in Statistics or related field, 2+ years of experience, and strong written English.

Freelance AI trainer needed to design computationally intensive mathematical problems requiring Python programming. Must have a degree in Mathematics or related field, Python proficiency, and experience with numerical methods and symbolic computation.

Freelance English writers train AI models by crafting text that teaches AI reasoning, logic, and clarity. Contributors create original, fact-checked responses, collaborate with Quality Assurance Specialists, and adhere to style and quality standards.

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.

companies connects businesses with global, AI enabled talent across every contingent work type including freelance

months per customer On-target earnings (OTE): EUR 4,000–5,000/month when hitting quota Arrangement: Freelance

companies connects businesses with global, AI-enabled talent across every contingent work type including freelance