86 freelance English-speaking jobs in Lisbon

type: Freelance - able to invoice Remuneration: Commission per placed candidates.  ... David Kennedy Recruitment is on the lookout for an amazing Mass Volume Freelance Recruitment Partner ... This freelance role offers a commission-based structure, meaning your earnings will be directly tied ... Position: Freelance Recruiter  Location: Anywhere in the world (ideally within GMT+2 max) Employment

Updated: 07 July 2026 Freelance | 8–20 hrs/week | Remote (EU/UK) Are you an experienced Lean / Six Sigma ... Join 10x Team as a Freelance Lean / Six Sigma Black Belt Expert – AI Trainer and put your process improvement ... Flexible, project‐based freelance assignments – 100% remote Directly influence how AI systems understand ... NOTE At 10x, There Are Two Types Of Opportunities Traditional freelance missions: These are regular project‐based

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

Freelance peer reviewers with a PhD/MD and two recent publications in Gonorrhea research are needed to assess manuscript novelty, study design, literature review, results, and provide constructive feedback.

Freelance Software Developer (Ruby) - AI Trainer 4 days ago Be among the first 25 applicants This opportunity ... $30/hour depending on your skills, experience, and project needs Take part in a part‐time, remote, freelance ... and ambiguous project contexts Team player: open to code reviews, feedback, and knowledge sharing Our freelance

Freelance Software Developer (Kotlin) - AI Trainer 1 day ago Be among the first 25 applicants Get AI-powered ... Take part in a part‐time, remote, freelance project that fits around your primary professional or academic ... Consulting Referrals increase your chances of interviewing at Mindrift by 2x Sign in to set job alerts for "Freelance

Freelance Accounting Expert - AI Trainer 3 days ago – be among the first 25 applicants. ... Our freelance role is fully remote, so you just need a laptop, internet connection, time available and ... Take part in a part‐time, remote, freelance project that fits around your primary professional or academic

Our freelance role is fully remote so, you just need a laptop, internet connection, time available and ... Take part in a part-time, remote, freelance project that fits around your primary professional or academic

Seeking freelance Peer Reviewers in Pediatric Hematology. Requires a PhD/MD or equivalent, two recent publications, and expertise in research methodology. Duties include assessing novelty, study design, literature, and conclusions to provide constructive feedback.

Python Engineer needed for freelance AI training. Design tasks and write tests to evaluate the safety and conduct of AI coding agents within realistic developer environments. Requires 4-5+ years in software development with Python and strong test design skills.

Freelance Financial Analyst - AI Trainer At Mindrift, innovation meets opportunity. ... Take part in a part‐time, remote, freelance project that fits around your primary professional or academic

Freelance peer reviewers with a PhD/MD and two recent publications in blood disorders are needed to assess manuscript originality, study design, literature review, results, and provide constructive feedback.

Seeking freelance Peer Reviewers for critical care nursing journals. Requires a Doctorate or equivalent, two recent publications, and expertise in research methodology. Responsibilities include assessing novelty, study design, literature, and conclusions.

Freelance AI trainer needed to design math problems, evaluate AI solutions, and validate calculations using Python. Must have a mathematics degree, 3+ years of experience, strong Python skills, and excellent written English.

Freelance AI trainer evaluates AI-generated auto insurance claims decisions for accuracy, coverage, and compliance. Designs test scenarios and writes fraud-flagging scenarios. Requires 3+ years of experience in insurance, claims, legal, or financial services and strong written English.

switch between tasks and topics quickly and sometimes work with challenging, complex guidelines Our freelance ... $34/hour depending on your skills, experience, and project needs Take part in a part-time, remote, freelance

Employment type: Freelance / Contract Workplace type: Remote Seniority level: Entry Level #J-18808-Ljbffr

Freelance AI Trainer - Civil Engineering & Python 4 days ago Be among the first 25 applicants This opportunity ... non-trivial problems Benefits Earn up to $30/hour for your expertise Fully remote, flexible, part-time freelance

Electrical Engineer with Python Experience - Freelance AI Trainer 2 days ago Be among the first 25 applicants ... engineering problems Benefits Earn up to $33/hour for your expertise Fully remote, flexible, part‐time freelance

Mechanical Engineer with Python Experience - Freelance AI Trainer This opportunity is only for candidates ... intensive problems Benefits Earn up to $33/hour for your expertise Fully remote, flexible, part-time freelance