80 freelance English-speaking jobs in Lisbon
Materials Engineer & Python Expert - Freelance AI Trainer
- Mindrift
- Lisbon
- May 17
Design computational material science problems for a frontier AI model using tools like ObsPy, instaseis, pyrocko, MITgcm, flopy/MODFLOW, or others. Write Python reference solutions and test problem difficulty against the model.
Portuguese Language Specialist (Portugal) - Freelance AI Trainer Project
- Invisible Agency
- Lisbon
- April 30
Portuguese Language Specialist (Portugal) - Freelance AI Trainer Project PortugalAre you a Portuguese
Data Scientist (Python & SQL) - Freelance AI Trainer
- Mindrift
- Lisbon
- April 29
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.
Behavioral Health Coach (Lisbon, Portugal)
- Intellect
- Lisbon
- May 3
This flexible freelance role allows you to set your own schedule, making it an ideal supplement to your
Quantum Research Scientist with Python - Freelance AI Trainer
- Mindrift
- Lisbon
- April 24
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
Freelance In Person Event Host - Lisboa, Portugal
- Visit.org
- Lisbon
- April 17
Content Marketer | Lisbon
- Dapper
- Lisbon
- May 10
We do provide more security than a pure freelance contract, as we work with a30-day notice period(on ... ambition to become the #1 B2B Marketing Agency worldwide in the next ten years.Work setup We work with freelance
IT Specialist
- Devote Consulting
- Lisbon
- May 11
Role is on-site in Lisbon; not open to freelance or contract arrangements Recruitment Team may reach
Freelance Videographer – Office B-Roll & Photography
- Twine
- Lisbon
- May 14
Freelance videographer needed to capture B-roll video, photos, and headshots in a Lisbon office. Must have a strong portfolio demonstrating expertise in both video and photo content and the ability to direct shoots efficiently. Professional equipment is required.
Senior Consultant (MBB & Top-Tier Firms) - Freelance AI Project
- Mindrift
- Lisbon
- May 18
Senior Consultants with 3+ years of experience at top-tier firms (McKinsey, BCG, Bain, etc.) are needed to build realistic consulting project environments for AI training.
Become a B2B Distributor – Premium Madagascar Vanilla | Portugal
- Vanilleo
- Lisbon
- May 1
results-driven attitude Ability to work independently and manage your own territory Status:independent / freelance
Material Scientist with Python - Freelance AI Trainer
- Mindrift
- Lisbon
- May 2
Statistics & Python Expert - Freelance AI Trainer
- Mindrift
- Lisbon
- April 30
Mathematics & Python Expert - Freelance AI Trainer
- Mindrift
- Lisbon
- April 29
Real Estate Listing Curator
- Feraboli Real Estate
- Lisbon
- May 6
Lisbon-Based | Freelance Contract | Monthly Base Fee Feraboli Real Estate is hiring a Listing Curator
Business Development Partner — (High Commission-Based | Freelance)
- C&D Talent Advisory - Academy
- Lisbon
- May 6
Business Development Partner will identify companies needing digital solutions and manage full-cycle B2B sales processes. Experience in tech sales, strong communication skills, and a self-driven mindset are required.
Enterprise Solutions Architect – [€65k+, Portugal / Spain / Poland]
- Conspicuous
- Lisbon
- April 30
$60,000.00-$100,000.00 1 week ago Portugal $203,320.00-$227,240.00 1 month ago Solution Architect - Freelance
Freelance English Writer - AI Trainer
- Mindrift
- Lisbon
- May 7
Video Editor
- Odixcity Consulting
- Lisbon
- May 16
-5 years of professional experience as a video editor, post-production specialist, or similar role (freelance





















