78 freelance English-speaking jobs in Lisbon

Quantum researchers with Python proficiency are sought to design computational physics problems requiring non-trivial reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics.

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.

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

Civil Engineer with Python expertise sought for part-time, project-based AI training. Design computational engineering problems requiring Python programming and numerical methods. Must have a Civil Engineering degree or equivalent and 2+ years of experience.

This freelance position combines responsibilities in both social and environmental auditing, including

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

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

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.

Visit.org is looking for a passionate and ambitious Freelance In-Person Event Host in Lisbon, Portugal

environments is a strong advantage English – mandatory Local language – strong advantage Working model Freelance

Senior Consultant with 3+ years at a top-tier strategy consulting firm (McKinsey, BCG, Bain, etc.) needed to design and evaluate AI-powered consulting project scenarios.

Senior AI Platform Engineer (Databricks & Mosaic AI)Location: Spain or Portugal (Remote) Contract: Freelance

of customers across the UK and US.We're looking for a Product Marketing Specialist on a mid‐term 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?

and Primary Cover Teacherswith recurring availability to provide short‐term, occasional cover on a freelance

Graphic Designer – Global Brand – Figma - Porto (Hybrid) Global Designer Brand is now looking for freelance

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

to $32/hour depending on your skills, experience, and project needsTake part in a flexible, remote, freelance

Freelance work.

Hybrid (Lisbon)Software Engineer (Python) - Agentic PlatformFull Stack Django Developer (Fully Remote)Freelance