60 freelance English-speaking jobs in Lisbon

Location: Remote (Global) Type: Freelance | Commission-Based Role: Email Outreach & Growth Specialist

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.

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 and develop material engineering problems requiring Python programming. Must have a degree in Material Science or related field, Python proficiency, and 2+ years of professional experience.

-5 years of professional experience as a video editor, post-production specialist, or similar role (freelance

Job Description We are looking for a part time freelance Senior Compensation Analyst to implement, manage

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.

to $32/hour depending on your skills, experience, and project needsTake part in a flexible, remote, freelance

quality and on-time services across a variety of therapeutic indications.We are looking for a part time freelance

to $30/hour depending on your skills, experience, and project needs.Take part in a flexible, remote, freelance

Freelance Mechanical Engineer and Python expert needed for AI training projects. Design computational engineering problems, create Python-based solutions, and verify results. Requires a degree in Mechanical Engineering or related field, Python proficiency, and 2+ years of experience. Strong written English (C1+) is essential.

Portugal Is Required)Machine Learning Platform Engineer (M/F) - Remote (Living In Portugal Is Required)Freelance

largest linguistic network, including more than 1,600 in-house translators and in excess of 29,000 freelance

Civil Engineer with Python expertise sought for part-time, project-based AI training. Design computational engineering problems, requiring Python programming and numerical methods. Must have a Civil Engineering degree, 2+ years of experience, and strong written English.

hands‐on experience as a WordPress Developer in a professional setting (agency, in‐house, or serious freelance

, or query optimization Have done any kind of customer-facing technical work — support, consulting, freelance

DesignRush by 2x Sign in to set job alerts for "Journalist" roles.Proofreader/Copy Editor (Remote, Contract)Freelance

work Care Days — time off besides holidays Flexibility on contract — open to full-time in-house or freelance

work Care Days — time off besides holidays Flexibility on contract — open to full-time in-house or freelance

entrepreneurial spirit and has a passion for international travel.This is aninternational, fully-remote, freelance