73 freelance English-speaking jobs in Lisbon

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

We are looking for a freelance Senior QA Engineer with experience in Siebel to join a critical project ... Basic SQL knowledge Understanding of Order Management processes Project Details Contract: Freelance

Electrical Engineer with Python expertise sought for part-time, project-based AI training. Design electrical engineering problems, evaluate AI solutions, and validate calculations using Python. Strong written English and 3+ years of experience required.

Early Years - Cover Teacher (Freelance / Occasional Cover) Location: Lisbon, PTInspired Education is ... and Primary Cover Teacherswith recurring availability to provide short‐term, occasional cover on a freelance

Join Our Team: iGaming Recruitment Specialists (Freelance | Remote) We’re looking for experienced recruiters

SAP IT Tax ConsultantPorto, Portugal (Remote) | Automotive Tech English: Fluent | Freelance or Permanent

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?

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 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.

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.

Cover Teacher (Freelance / Occasional Cover)Location: Lisbon, PTApplication closing date: Will be ongoingInspired

This freelance, remote role offers complete flexibility, allowing you to set your own business hours.

Freelance 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.

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.

Graphic & Digital Designer – Global Brand Global Fashion retail Brand is now looking for freelance designers

Freelance AI trainer needed to design computationally intensive mathematical problems requiring Python programming. Must have a degree in Mathematics or related field, Python proficiency, and experience with numerical methods and symbolic computation.

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.