18 freelance English-speaking jobs in Porto

Position: 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

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

At 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

At 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

About 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

About 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

Hybrid – Porto open to Remote Freelance contract – 6 months (3+3) with potential long-term integration

Freelance AI trainer needed to design computational physics problems requiring Python programming. Must have a physics degree, Python proficiency, and experience with numerical simulation methods.

Freelance 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.

Freelance 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.

Freelance 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.

Freelance 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.

About the Role This is a freelance role for a Tendem project. ... Benefits Why this freelance opportunity might be a great fit for you?

Freelance 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.

Location: Portugal (travel may be required) Contract Type: Contract / Freelance Start Date: Ongoing Duration

Freelance 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.

Unparalleled growth opportunities; A chance to work with the most trailblazing companies in the world; A freelance

Train 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.