92 freelance English-speaking jobs in Lisbon

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.

of Generative AI by tapping into real‐world expertise from across the globe.About The Role This is a freelance ... projects is a plusEnglish proficiency: Upper‐intermediate (B2) or above (required)Benefits Why this freelance

Freelance Civil Engineer to design computational engineering problems requiring Python programming for solutions. Must have a Civil Engineering degree and Python proficiency for numerical validation.

Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.

Overview Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.

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

This role is ideal for someone who has worked in an agency, freelance, or multi-client environment and ... Requirements What We're Looking For Required: 2+ years of email marketing experience, preferably in an agency, freelance

of Generative AI by tapping into real-world expertise from across the globe.About The Role This is a freelance ... troubleshoot independentlyEnglish proficiency: Upper-intermediate (B2) or above (required)Benefits Why this freelance

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

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

Porto, Portugal (Remote) Languages: English (must‐have), Portuguese (nice‐to‐have) Mode: Permanent or Freelance

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 mathematicians with a degree and 2+ years of experience are sought to design problems, evaluate AI solutions, and improve AI reasoning for leading tech companies.

Site Reliability Engineer needed for a B2B or freelance contract role in Lisbon. Requires strong DevOps skills (Jenkins, Git, Bitbucket), Linux proficiency, SQL expertise, and experience with monitoring tools (Splunk, Dynatrace).

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

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 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.

PERFECT REMOTE FREELANCE OPPORTUNITY FOR A SENIOR BUSINESS INTELLIGENCE SOLUTIONS DEVELOPER TO BE A PART