Empregos de 20 em Coimbra

Audiobook QA Expert – European Portuguese | $15–20/hr | Remote (Portugal Preferred) Join a growing team helping shape the future of AI-narrated audiobooks. We're looking for native European Portuguese speakers who are passionate about audiobooks and have a sharp, analytical ear to evaluate and improve AI text-to-speech narration. This is a part-time,...

Updated: 07 July 2026 Freelance | 8–20 hrs/week | Remote (EU/UK) Are you a driven start-up CEO who instinctively identifies opportunities, overcomes challenges, and navigates the complex realities of building and leading thriving ventures? Do you have 8 to 20 hours per week available alongside your main commitments or consulting projects? Join us in...

Updated: 07 July 2026 Freelance | 8–20 hrs/week | Remote (EU/UK) Are you an experienced Lean / Six Sigma Black Belt passionate about shaping the future of artificial intelligence? Join 10x Team as a Freelance Lean / Six Sigma Black Belt Expert – AI Trainer and put your process improvement knowledge to work enhancing advanced AI models, all while...

O Motorista de Serviço Público é responsável pelacondução dos veículos de transporte de passageiros, pela prestação de informação aos utentes e pelaverificação do bom estado de conservação das viaturas.Principais atividades/funções: • Conduzirveículos automóveis pesados de passageiros e quaisquer outros veículos para osquais...

Updated: 07 July 2026 Freelance | 8–20 hrs/week | Remote (EU/UK) Are you an experienced Lean / Six Sigma Black Belt passionate about shaping the future of artificial intelligence? Join 10x Team as a Freelance Lean / Six Sigma Black Belt Expert - AI Trainer and put your process improvement knowledge to work enhancing advanced AI models, all while enjoying...

Braintrust is seeking two freelance FEA specialists with strong CalculiX experience to review and annotate engineering datasets focusing on stress, buckling, and vibration simulations. You will assess accuracy and explain corrections across diverse engineering contexts. The engagement is remote, project-based, 15–20 hours per week, worldwide (US, Canada,...

Seeking a Software Development Engineer in Test (SDET) to build and maintain automated testing frameworks, design test strategies, and collaborate with development teams for a scraping platform using Python and Pytest. Requires 3+ years of commercial experience, including QA automation.

OverviewAre you ready to use your domain knowledge to advance AI? Join us as a Data Partner and work remotely with flexible hours. We are seeking highly knowledgeable Subject Matter Expert to design advanced, domain-specific questions and solutions. The role involves creating challenging problem sets that test deep reasoning and expertise in the assigned...

An international technology company is seeking a Subject Matter Expert to create advanced domain-specific questions. This is a part-time remote opportunity requiring strong Spanish writing skills and a background in Business Writing. The role focuses on developing multi-step problem-solving content for AI training. Compensation ranges from $20 to $30 USD per...

Seeking a Software Development Engineer in Test (SDET) to build and maintain automated testing frameworks, design test strategies, and collaborate with development teams for a scraping platform using Python and Pytest. Requires 3+ years of commercial experience, including QA automation.

Remote Data Partner role to design advanced, domain-specific questions and solutions in Business Writing. Requires Spanish proficiency and a Master's or Bachelor's degree.

An international technology company is seeking a Subject Matter Expert to create advanced domain-specific questions. This is a part-time remote opportunity requiring strong Spanish writing skills and a background in Business Writing. The role focuses on developing multi-step problem-solving content for AI training. Compensation ranges from $20 to $30 USD per...

A Randstad procura um Ajudante Industrial em Lavos para limpeza durante paragem industrial.Requer formação CSIP/Papeleiras.Oferece salário base, subsídio e horas extra.

Updated: 07 July 2026 Freelance | 8–20 hrs/week | Remote (EU/UK) Are you an experienced project manager who instinctively spots gaps in project execution and understands the complex realities of project delivery? Do you have 8 to 20 hours per week available alongside your main job or consulting projects? Join us in shaping how AI understands and applies...

Organisation/Company University of Minho Department Institute for Polymers and Composites Research Field Engineering » Materials engineering Researcher Profile First Stage Researcher (R1) Positions Master Positions Application Deadline 9 Nov 2026 - 23:59 (Europe/Lisbon) Country Portugal Type of Contract Other Type of Contract Extra Information Master...