89 freelance English-speaking jobs in Lisbon

of Generative AI by tapping into real‐world expertise from across the globe.About The Role This is a freelance

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.

Freelance Supply Chain Consultant to design disruption scenarios, evaluate AI recommendations, and assess outputs for accuracy and business relevance within ERP systems.

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

Laburo.io seeks experienced coaches to provide career, leadership, confidence, interview, and career change support to individuals undergoing transitions. Coaches define their offerings, delivery methods, and pricing.

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

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 role is ideal for someone who has worked in an agency, freelance, or multi-client environment and ... 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

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

Innodata seeks a remote Content Reviewer to evaluate online content for quality, accuracy, and categorization. This freelance role requires 30 hours per week and involves identifying errors, inconsistencies, and inappropriate content.

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.

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?

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