54 freelance English-speaking jobs in Lisbon
Freelance Recruitment Partner (Mass Hiring)
- David Kennedy Recruitment
- Lisbon
- July 22
Lean / Six Sigma Black Belt Expert - AI Trainer - Freelance - 8-20 hrs/week - Remote
- 10x.Team
- Lisbon
- July 10
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
Freelance Annotator (English) - AI Trainer
- Mindrift - Data annotation
- Lisbon
- July 17
Nortenho Dialect Specialist - Freelance AI Trainer Project
- Meridial
- Lisbon
- June 28
Nortenho Dialect Specialist - Freelance AI Trainer Project Portugal Are you a Nortenho language expert ... Employment type: Freelance / Contract Workplace type: Remote Seniority level: Entry Level #J-18808-Ljbffr
Freelance Recruiter (International Markets)
- Cross Border Talents
- Lisbon
- August 7
Join Cross Border Talents as a Freelance Recruiter and work with a global network of professionals across
Digital Designer
- Ventula Consulting
- Lisbon
- August 1
Graphic & Digital Designer – Global Brand Global Fashion retail Brand is now looking for freelance designers
Freelance Data Scraping Engineer (Python)
- Mindrift
- Lisbon
- July 17
Strategy Consultant - AI Training & Evaluation (Freelance, Remote)
- Mindrift
- Lisbon
- July 15
Strategy consultants with 3+ years of experience at top-tier firms (McKinsey, BCG, Bain, etc.) are needed to build realistic consulting project environments for AI training.
Senior Python Data Scraping Engineer (Freelance)
- Mindrift
- Lisbon
- July 29
Senior Python Engineer - AI Coding Agent Evaluation (Freelance)
- Mindrift
- Lisbon
- July 24
Mindrift seeks a Senior Python Engineer to build realistic developer environments and design tasks for evaluating AI coding agents. Responsibilities include crafting prompts, defining task solutions, and writing tests to verify agent performance. Qualifications require 8+ years of software development experience with Python, JavaScript/TypeScript, Docker, Postgres, Kafka, and Redis, along with experience writing tests.
Forward Deploy Engineer (FDE)
- Antler
- Lisbon
- June 1
, or query optimization Have done any kind of customer-facing technical work — support, consulting, freelance
Copywriter - Brand Team
- Autodoc Group
- Lisbon
- August 11
Proficiency in collaborating with internal design teams and managing external agencies or freelance production
Payroll Manager
- Upwork
- Lisbon
- July 31
companies connects businesses with global, AI-enabled talent across every contingent work type including freelance
Product Data Analyst (Fixed-term Contract)
- lastminute.com
- Lisbon
- June 1
Full Stack Data Analyst - Critical Data Products Full Stack Data Analyst - Critical Data Products Tech Freelance






















