85 freelance English-speaking jobs in Lisbon

  • Cross Border Talents
  • Lisbon
  • May 3
Join Cross Border Talents as a Freelance Recruiter and work with a global network of professionals across
  • Mindrift
  • Lisbon
  • April 24
LogoFreelance AI trainer needed to design computational physics problems requiring Python programming. Must have a physics degree, Python proficiency, and experience with numerical simulation methods.
  • Mindrift
  • Lisbon
  • April 17
of Generative AI by tapping into real‐world expertise from across the globe.About The Role This is a freelance
  • Invisible Agency
  • Lisbon
  • April 30
Portuguese Language Specialist (Portugal) - Freelance AI Trainer Project PortugalAre you a Portuguese
  • Mindrift
  • Lisbon
  • May 5
LogoAbout the Role This is a freelance role for a Tendem project. ... Benefits Why this freelance opportunity might be a great fit for you?
  • Mindrift
  • Lisbon
  • April 24
LogoAbout the Role This is a freelance role for a Tendem project. ... Benefits Why this freelance opportunity might be a great fit for you?
  • Mindrift
  • Lisbon
  • May 6
LogoFreelance Junior Journalist will train AI models to understand and generate human-like text. Tasks include crafting responses, generating prompts, defining scoring criteria, and ensuring quality.
  • Mindrift
  • Lisbon
  • April 24
LogoFreelance AI trainer needed to design computational chemistry problems requiring Python programming. Must have a chemistry degree, Python proficiency, and experience with numerical methods in chemistry.
  • Optimis Tech
  • Lisbon
  • May 3
PERFECT REMOTE FREELANCE OPPORTUNITY FOR A SENIOR BUSINESS INTELLIGENCE SOLUTIONS DEVELOPER TO BE A PART
  • Mindrift
  • Lisbon
  • April 30
LogoFreelance Agent Evaluation Engineer needed to create challenging tasks and evaluation criteria for AI coding agents within simulated environments. Requires experience in software development, testing, and Python.
  • Mindrift
  • Lisbon
  • April 24
LogoFreelance AI trainer needed to design computational physics problems requiring Python programming. Must have a physics degree, 2+ years experience, and strong Python skills (NumPy, SciPy, Sympy).
  • Cactus Communications
  • Lisbon
  • May 4
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.
  • Intellect
  • Lisbon
  • May 3
This flexible freelance role allows you to set your own schedule, making it an ideal supplement to your
  • Visit.org
  • Lisbon
  • April 17
LogoVisit.org is looking for a passionate and ambitious Freelance In-Person Event Host in Lisbon, Portugal
  • Mindrift
  • Lisbon
  • April 29
LogoFreelance 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.
  • Mindrift
  • Lisbon
  • April 24
LogoFreelance 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.
  • Feraboli Real Estate
  • Lisbon
  • May 6
Lisbon-Based | Freelance Contract | Monthly Base Fee Feraboli Real Estate is hiring a Listing Curator
  • Mindrift
  • Lisbon
  • April 30
LogoFreelance 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.
  • Mindrift
  • Lisbon
  • May 7
LogoFreelance 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.
  • PSI
  • Lisbon
  • May 8
LogoJob Description We are looking for a part time freelance Senior Compensation Analyst to implement, manage
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