18 freelance English-speaking jobs in Porto

  • David Kennedy Recruitment
  • Porto
  • February 17
LogoPosition: Fixed Term or Freelance Recruiters Location: Remote, Europe Employment type: Freelance - able ... This freelance role offers either a commission-based structure or fixed term arrangement (SLA). ... David Kennedy Recruitment is on the lookout for an amazing Freelance Recruitment Partner to join our
  • Reboot Monkey
  • Porto
  • March 10
About The Role We are seeking an experiencedData Center Technicianfor freelance/contract work inPorto ... Emergency and after‐hours work may qualify for premium rates.Engagement TypeContract/Freelance basisFlexible
  • Toloka Annotators
  • Porto
  • March 13
LogoAt Toloka, we connect smart, curious people from around the world with freelance online tasks that train ... Take part in a part-time, remote, freelance project that fits around your primary professional or academic ... questions when needed Genuine interest in technology and artificial intelligence Benefits Why this freelance
  • Toloka Annotators
  • Porto
  • March 12
LogoAt Toloka, we connect smart, curious people from around the world with freelance online tasks that train ... Take part in a part-time, remote, freelance project that fits around your primary professional or academic ... questions when needed Genuine interest in technology and artificial intelligence Benefits Why this freelance
  • RM Staffing B.V.
  • Porto
  • March 7
LogoAbout the Role We are seeking an experienced Data Center Technician for freelance/contract work in Porto ... Engagement Type Contract/Freelance basis Flexible scheduling available Project-based or ongoing support
  • RM Staffing B.V.
  • Porto
  • March 7
LogoAbout the Role We are seeking an experienced Data Center Technician for freelance/contract work in Porto ... Engagement Type Contract/Freelance basis Flexible scheduling available Project-based or ongoing support
  • Shakers
  • Porto
  • March 21
Hybrid – Porto open to Remote Freelance contract – 6 months (3+3) with potential long-term integration
  • Mindrift
  • Porto
  • March 25
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
  • Porto
  • March 27
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.
  • Mindrift
  • Porto
  • March 19
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
  • Porto
  • March 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
  • Porto
  • March 29
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
  • Porto
  • March 20
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
  • Porto
  • March 12
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.
  • TGS International Group
  • Porto
  • March 31
Location: Portugal (travel may be required) Contract Type: Contract / Freelance Start Date: Ongoing Duration
  • Mindrift
  • Porto
  • April 1
LogoFreelance AI trainer needed to design and develop computationally intensive financial problems requiring Python programming. Must have a degree in Finance, Mathematics, or related field and 2+ years of professional experience. Strong written English (C1+) is required.
  • Devop.One
  • Porto
  • January 13
Unparalleled growth opportunities; A chance to work with the most trailblazing companies in the world; A freelance
  • Mindrift
  • Porto
  • March 19
LogoTrain AI models to understand and generate human-like text. Craft responses, generate prompts, define scoring criteria, and ensure quality. Requires a Bachelor's degree in a related field, at least 1 year of experience, strong written English (C1/C2), and a stable internet connection.
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