57 freelance English-speaking jobs in Lisbon District

  • 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.
  • 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.
  • 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.
  • Prolific
  • Lisbon
  • March 24
Prolific seeks Certified Accountants (CPA, ACCA, ACA, CIMA, or equivalent) to provide expert analysis for B2B and AI research projects. Tasks include document analysis, domain-specific validation, and business logic synthesis. This is a freelance, on-call opportunity with an hourly rate of $60.
  • Mindrift
  • Lisbon
  • March 12
to $32/hour depending on your skills, experience, and project needsTake part in a flexible, remote, freelance
  • White Light Digital Marketing
  • Lisbon
  • April 2
conference talks and research findings into engaging posts.Manage our YouTube workflow by coordinating freelance
  • Upwork
  • Lisbon
  • February 27
companies connects businesses with global, AI-enabled talent across every contingent work type including freelance
  • Dots
  • Lisbon
  • March 1
indexing, or query optimizationHave done any kind of customer‐facing technical work — support, consulting, freelance
  • DesignRush
  • Lisbon
  • March 17
Sign in to set job alerts for "Journalist" roles.Proofreader/Copy Editor (Remote, Contract)Freelance
  • Foxelli Group
  • Lisbon
  • March 19
taxes, depending on your skills, competencies, and experience.Please note that this role is based on a freelance
  • Veeva Systems
  • Lisbon
  • March 2
HaveLeadership experience within a talent acquisition function.Experience building hiring pipelines for freelance
  • Foxelli Group
  • Lisbon
  • January 20
Please note that this role is based on a freelance agreement.
  • lastminute.com
  • Lisbon
  • March 1
Full Stack Data Analyst - Critical Data ProductsFull Stack Data Analyst - Critical Data ProductsTech Freelance
  • Upwork
  • Lisbon
  • January 16
companies connects businesses with global, AI-enabled talent across every contingent work type including freelance
  • Genki
  • Lisbon
  • February 6
Senior UI/UX Designer (Freelance, Remote)We're unlocking community knowledge in a new way.
  • Tameson
  • Lisbon
  • March 1
laws in each country, the easiest way to hire talent outside of our registered countries is through freelance
  • Upwork
  • Lisbon
  • January 30
companies connects businesses with global, AI-enabled talent across every contingent work type including freelance
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