78 freelance English-speaking jobs in Lisbon
Senior Frontend Developer — AI-Augmented Health Tech
- Shakers
- Lisbon
- May 22
#Frontend #React #TypeScript #AI #HealthTech #Freelance #Shakers ... Senior Frontend Developer — AI-Augmented Health Tech (Freelance via Shakers) We're hiring a Senior Frontend ... have Cloud platforms (AWS / GCP / Azure) Data visualization libraries Health tech background The setup Freelance
Senior Python Engineer
- Shakers
- Lisbon
- June 10
Senior Python Engineer · Real-Time Signal Processing & Full-Stack (R&D) | Freelance via ShakersWe're ... check-insNice to have: DSP / frequency analysis, TensorFlow / ML, hardware and DAQ integration.100% freelance ... ownership and genuine variety across Python, Node.Js, real-time systems and ML.At Shakers we connect top freelance
Senior Backend Engineer — (Java / Spring Boot / GCP)
- Shakers
- Lisbon metropolitan area
- May 21
Setup 100% freelance, full-time dedication. ... Senior Backend Engineer — Founding Team (Java / Spring Boot / GCP) — Freelance via Shakers We are partnering
AI Trainer - Freelance Data Annotator
- Toloka Annotators
- Lisbon
- May 25
Senior Backend Engineer —
- Shakers
- Graça
- May 21
Setup 100% freelance, full-time dedication. ... Senior Backend Engineer — Founding Team (Java / Spring Boot / GCP) — Freelance via Shakers We are partnering
Legal Advisor (US Bar Admitted) - Freelance AI Trainer
- Mindrift
- Lisbon
- June 7
Legal Advisor (US Bar Admitted) - Freelance AI Trainer Location: Lisbon, Portugal What this opportunity
Freelance Peer Reviewer - Leiomyosarcoma
- Cactus Communications
- Lisbon
- May 20
Freelance peer reviewers with a PhD/MD and two recent publications in Leiomyosarcoma are needed to assess manuscript novelty, study design, literature review, results, and provide constructive feedback.
Freelance Peer Reviewer - Liposarcoma
- Cactus Communications
- Lisbon
- May 20
Freelance peer reviewers with a PhD/MD and two recent publications in Liposarcoma are needed to assess manuscript novelty, study design, literature review, results, and provide constructive feedback.
Freelance Peer Reviewer - Blood disorders
- Cactus Communications
- Lisbon
- June 18
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.
Freelance Peer Reviewer - Robotic Surgery
- Cactus Communications
- Lisbon
- June 18
Freelance peer reviewers with a doctorate in robotic surgery are needed to assess manuscripts for originality, study design, literature review, results, and conclusions.
Freelance Peer Reviewer - Antibody therapeutics
- Cactus Communications
- Lisbon
- June 18
Freelance peer reviewers with a PhD/MD and two recent publications in antibody therapeutics are needed to assess manuscript novelty, study design, literature review, results, and provide constructive feedback.
Freelance Peer Reviewer - Multiple myeloma
- Cactus Communications
- Lisbon
- June 18
Freelance peer reviewers with a PhD/MD and two recent publications in multiple myeloma are needed to assess manuscript novelty, study design, literature review, results, and provide constructive feedback.
Freelance Peer Reviewer - Endovascular Surgery
- Cactus Communications
- Lisbon
- June 18
Freelance peer reviewers with a PhD/MD and two recent publications in endovascular surgery are needed to assess manuscript novelty, study design, literature review, results, and provide constructive feedback.
Freelance Peer Reviewer - Ophthalmology and Optometry
- Cactus Communications
- Lisbon
- June 18
Freelance peer reviewers with a PhD/MD and two recent publications in ophthalmology or optometry are needed to assess manuscript novelty, study design, literature review, results, and provide constructive feedback.
Mathematician with Python - Freelance AI Trainer
- Mindrift
- Lisbon
- June 5
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 Peer Reviewer - Cardiology and vascular medicine
- Cactus Communications
- Lisbon
- June 18
Freelance peer reviewers with a PhD/MD and at least two publications in the last two years are needed to assess manuscripts in cardiology and vascular medicine.
Freelance Peer Reviewer - Heart & Circulatory Disorders
- Cactus Communications
- Lisbon
- June 18
Freelance peer reviewers with a PhD/MD and two recent publications in heart & circulatory disorders are needed to assess manuscript novelty, study design, literature review, results, and provide constructive feedback.
Freelance Peer Reviewer - Pediatric & Gynecologic Surgery
- Cactus Communications
- Lisbon
- June 18
Freelance peer reviewers with a doctorate in Pediatric & Gynecologic Surgery are needed to assess manuscripts for originality, study design, literature review, results, and provide constructive feedback.
Freelance Peer Reviewer - Red Blood Cell Disorders
- Cactus Communications
- Lisbon
- June 18
Freelance peer reviewers with a PhD/MD and two recent publications in red blood cell disorders are needed to assess manuscript novelty, study design, literature review, results, and provide constructive feedback.
Portuguese Language Specialist (Portugal) - Freelance AI Trainer Project
- Invisible Agency
- Lisbon
- June 5
Portuguese Language Specialist (Portugal) - Freelance AI Trainer Project Portugal Are you a Portuguese













