78 freelance English-speaking jobs in Lisbon
Mathematician with Python - Freelance AI Trainer
- Mindrift
- Lisbon
- March 31
Freelance AI trainer needed to design math problems, evaluate AI solutions, and validate calculations using Python. Must have a mathematics degree, 3+ years of experience, strong Python skills, and excellent written English.
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.
Strategy & Corporate Finance Analyst - Freelance
- Smart Energy LAB
- Lisbon
- March 28
Strategy & Corporate Finance Analyst will develop financial models, conduct market analysis, and prepare investment materials to support new products and strategic projects in the energy sector.
Mathematics Researcher (Python) - Freelance AI Trainer
- Mindrift
- Lisbon
- April 3
Freelance AI trainer needed to design mathematics problems, evaluate AI solutions, and validate calculations using Python. Must have a degree in Mathematics or related field, 3+ years of experience, strong Python proficiency, and excellent written English.
Physics Researcher (Python) - Freelance AI Trainer
- Mindrift
- Lisbon
- March 22
Physics Researcher needed for part-time, project-based AI training. Design physics problems, evaluate AI solutions, and validate calculations using Python.
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
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.
Freelance IT Project Manager/Digital and Web Projects
- Pubgenius Inc.
- Lisbon
- January 17
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.
Medior Content Marketer | Lisbon
- Dapper
- Lisbon
- April 16
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
Civil Engineer & Python Expert - Freelance AI Trainer
- Mindrift
- Lisbon
- April 1
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 or equivalent and 2+ years of experience.
Portuguese Language Specialist (Portugal) - Freelance AI Trainer Project
- Invisible Agency
- Lisbon
- January 17
Portuguese Language Specialist (Portugal) - Freelance AI Trainer Project PortugalAre you a Portuguese
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
Clinical Provider (Lisbon, Portugal)
- Intellect
- Lisbon
- April 12
This freelance, remote role offers complete flexibility, allowing you to set your own business hours.
Graphic Designer
- Ventula Consulting
- Lisbon
- March 8
Graphic Designer – Global Brand – Figma - Porto (Hybrid) Global Designer Brand is now looking for freelance
Digital Designer
- Ventula Consulting
- Lisbon
- March 11
Graphic & Digital Designer – Global Brand Global Fashion retail Brand is now looking for freelance designers
Senior Consultant (MBB & Top-Tier Firms) - Freelance AI Project
- Mindrift
- Lisbon
- April 14
Senior Consultant with 3+ years at a top-tier strategy consulting firm (McKinsey, BCG, Bain, etc.) needed to design and evaluate AI-powered consulting project scenarios.
Transformation Program Manager - AI Trainer - Freelance - 8-20 hrs/week - Remote
- 10x.Team
- Lisbon
- April 6
Flexible, fully remote freelance work that fits your current commitmentsApply your expertise to a rapidly
Senior AI Automation Engineer (AI Agents & GitHub Copilot)
- Komodo Consulting
- Lisbon
- April 17
Sales Promoters -LISBON airport
- Globe Travel Retail Iberia
- Lisbon
- March 24
Python Developer
- Landskill
- Lisbon
- January 30
Hybrid (Lisbon)Software Engineer (Python) - Agentic PlatformFull Stack Django Developer (Fully Remote)Freelance



























