92 freelance English-speaking jobs in Lisbon
Alentejano Dialect Specialist - Freelance AI Trainer Project
- Invisible Agency
- Lisbon
- March 19
internet; company‐sponsored benefits such as health insurance and PTO do not apply.Employment Type Freelance
Physics Researcher (Python) - Freelance AI Trainer
- Mindrift
- Lisbon
- March 8
Physics Researcher needed for part-time, project-based AI training. Design physics problems, evaluate AI solutions, and validate calculations using Python.
Freelance AI Evaluation Engineer (Python/Full-Stack)
- Mindrift
- Lisbon
- April 9
Freelance AI Evaluation Engineer needed to create challenging coding test cases for AI systems. Requires 5+ years of Python development experience, full-stack development skills, and experience writing functional and integration tests.
Electrical Engineer & Python Expert - Freelance AI Trainer
- AI Chopping Block, Inc.
- Lisbon
- April 4
Electrical Engineer with Python expertise sought for part-time, project-based AI training. Design electrical engineering problems, evaluate AI solutions, and validate calculations using Python. Strong written English and 3+ years of experience required.
AI Workflow Engineer - Freelance AI Trainer
- Mindrift
- Lisbon
- April 18
Freelance n8n Workflow Developer - AI Trainer
- Mindrift
- Lisbon
- April 17
Freelance Recruiter (International Markets)
- Cross Border Talents
- Lisbon
- May 3
Join Cross Border Talents as a Freelance Recruiter and work with a global network of professionals across
Portuguese Language Specialist (Portugal) - Freelance AI Trainer Project
- Invisible Agency
- Lisbon
- April 17
Portuguese Language Specialist (Portugal) - Freelance AI Trainer Project PortugalAre you a Portuguese
Data Scientist (Python & SQL) - Freelance AI Trainer
- Mindrift
- Lisbon
- April 4
Freelance Data Scientist to design and develop computationally intensive data science problems using Python and SQL. Must have 5+ years of experience, expertise in Python libraries (Pandas, NumPy, Scikit-learn), statistical analysis, and machine learning.
Low-Code Automation Engineer - Freelance AI Trainer
- Mindrift
- Lisbon
- April 16
Freelance Data Scraping Engineer (Python)
- Mindrift
- Lisbon
- April 12
Physics Expert with Python - Freelance AI Trainer
- Mindrift
- Lisbon
- April 24
Business Intelligence Developer
- Optimis Tech
- Lisbon
- April 12
PERFECT REMOTE FREELANCE OPPORTUNITY FOR A SENIOR BUSINESS INTELLIGENCE SOLUTIONS DEVELOPER TO BE A PART
Migration Specialist - AI Trainer - Freelance - 8-20 hrs/week - Remote
- 10x.Team
- Lisbon
- May 1
Flexible, fully remote freelance work that fits your current commitmentsApply your migration expertise
Chemistry & Python Expert - Freelance AI Trainer
- Mindrift
- Lisbon
- April 24
Freelance Junior Journalist - AI Trainer
- Mindrift
- Lisbon
- April 18
Freelance Mathematics Expert - AI Trainer
- Mindrift
- Lisbon
- April 18
Early Years/Primary - Cover Teacher (Freelance / Occasional Cover)
- PaRK International School
- Lisbon
- March 11
and Primary Cover Teacherswith recurring availability to provide short‐term, occasional cover on a freelance
Behavioral Health Coach (Lisbon, Portugal)
- Intellect
- Lisbon
- April 12
This flexible freelance role allows you to set your own schedule, making it an ideal supplement to your
Freelance Peer Reviewer, Civil Engineering, Mechanical Engineering, Computer Science
- Cactus Communications
- Lisbon
- March 27
Freelance peer reviewers needed for civil, mechanical, and computer science journals. Must have a doctorate, at least two publications in the last two years, and strong analytical and writing skills.































