68 freelance English-speaking jobs in Lisbon

am currently supporting a client looking for anexperienced Mechanical Project Managerfor a 18month freelance ... , Oil and Gas, Semi-Conductor and Data Centre Market.Key details:Role : Mechanical Project Manager (Freelance ... Locations : Portugal (Lisbon Region) Sectors : Data Centres - Mechanical Packages Rates : Competitive – Freelance

Nortenho Dialect Specialist - Freelance AI Trainer ProjectPortugal OverviewAre you a Nortenho language ... Employment type: Freelance / Contract Workplace type: Remote Seniority level: Entry Level ResponsibilitiesConverse

Manage international client projects from planning to delivery. Define scope, milestones, and deliverables. Translate requirements into tasks and iterations. Lead Agile ceremonies and provide status updates.

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.

Portuguese Language Specialist (Portugal) - Freelance AI Trainer Project PortugalAre you a Portuguese

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

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.

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 chemistry problems requiring Python programming. Must have a chemistry degree, Python proficiency, and experience with numerical methods in chemistry.

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 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 computational physics problems requiring Python programming. Must have a physics degree, 2+ years experience, and strong Python skills (NumPy, SciPy, Sympy).

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 and develop computational biology problems requiring Python programming. Must have a biology degree, Python proficiency, and experience with biological data analysis and algorithms.

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.

Senior ML Engineer / Data Scientist Portugal/ Remote / Freelance or PermanentWe are looking for a Senior

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.

Freelance Mechanical Engineer and Python expert needed for AI training projects. Design computational engineering problems, create Python-based solutions, and verify results. Requires a degree in Mechanical Engineering or related field, Python proficiency, and 2+ years of experience. Strong written English (C1+) is essential.