63 freelance English-speaking jobs in Lisbon

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

results-driven attitude Ability to work independently and manage your own territory Status:independent / freelance

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.

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.

chances of interviewing at Randstad Enterprise by 2x Sign in to set job alerts for "Recruiter" roles.Tech Freelance

Lisbon-Based | Freelance Contract | Monthly Base Fee Feraboli Real Estate is hiring a Listing Curator

Experienced IT Procurement Specialist needed for software procurement, contract management, and supplier negotiations. Minimum 5 years of experience in vendor management, contract negotiation, and international environments required.

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.

We are looking for a Senior Salesforce Marketing Cloud Developer (freelance) to deliver large and complex

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.

To simplify hiring outside our registered countries, we engage global talent through freelance contracts.Ready

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

Meeting bonus: EUR 25–50 per qualified meeting On-target monthly earnings: EUR 800–1,200+ Arrangement: Freelance

Keyrus seeks an experienced QA Lead Consultant to lead QA activities across multiple development teams for a large-scale retail transformation program. The role involves end-to-end testing readiness, defect management, and reporting on QA progress to stakeholders.

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

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

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