Empregos de e-frontiers em Porto

760 vagas de e-frontiers em Portugal. Encontre vagas atualizadas diariamente.


  • Porto, Portugal Mercor Tempo integral 45 000 € - 65 000 € Contrato

    Mercor in Lisbon, Portugal seeks an experienced AI Safety Practitioner to evaluate the safety, quality, and alignment of frontier AI models across complex, policy-sensitive topics. You will assess AI-generated responses, apply safety policies, and help improve model behavior through structured evaluations and feedback. Responsibilities include evaluating...


  • Porto, Portugal Mercor Tempo integral 90 000 € - 130 000 € Contrato

    Mercor is seeking experienced AI Safety Red Teamers to identify vulnerabilities in frontier AI systems through adversarial testing. You will design challenging prompts, uncover model weaknesses, and evaluate AI behavior across complex, high-risk topics. Responsibilities include stress-testing frontier models, identifying jailbreaks and policy failures, and...


  • Porto, Portugal Obsidian Tempo integral 45 000 € - 75 000 € Contrato

    Obsidian seeks experienced AI Safety Practitioners to evaluate safety, quality, and alignment of frontier AI models across complex, policy-sensitive topics. You will assess AI-generated responses, apply safety policies, and help improve model behavior through structured evaluations and feedback. You will collaborate with researchers and safety teams on...


  • Porto, Portugal Mercor Tempo integral 45 000 € - 75 000 € Contrato

    Mercor seeks experienced AI Safety Practitioners to evaluate safety, quality, and alignment of frontier AI models across complex, policy-sensitive and ambiguous topics. You will assess AI-generated responses, apply safety policies, and help improve model behavior through structured evaluations and feedback. Responsibilities include evaluating responses for...

  • AI Safety Specialist

    Há 24 horas


    Porto, Portugal Mercor Tempo integral 90 000 € - 130 000 € Contrato

    We are seeking experienced AI Safety Red Teamers to identify vulnerabilities in frontier AI systems through adversarial testing. You will design challenging prompts, uncover model weaknesses, and evaluate AI behavior across complex, high-risk, and ambiguous ("grey-area") topics. Responsibilities - Design adversarial prompts to stress-test frontier AI...

  • AI Safety Evaluator

    Há 24 horas


    Porto, Portugal Mercor Tempo integral 60 000 € - 90 000 € Contrato

    Mercor is seeking experienced AI Safety Practitioners to evaluate the safety, quality, and alignment of frontier AI models across complex, policy-sensitive topics. You will assess AI-generated responses, apply safety policies, and help improve model behavior through structured evaluations and feedback. Responsibilities include reviewing content on...


  • Porto, Portugal Mercor Tempo integral 90 000 € - 130 000 € Contrato

    Mercor is seeking experienced AI Safety Red Teamers to identify vulnerabilities in frontier AI systems through adversarial testing. You will design challenging prompts, uncover model weaknesses, and evaluate AI behavior across high-risk and ambiguous topics. Responsibilities include designing adversarial prompts, identifying jailbreaks, unsafe behaviours,...


  • Porto, Portugal Mercor Tempo integral 42 000 € - 58 000 € Contrato

    Mercor is seeking UK or Europe-based generalist experts to help train and evaluate frontier AI models. In this role, you’ll review documents, slides, spreadsheets, and other materials, judging quality, accuracy, and completeness. Your feedback shapes how AI systems reason about real-world work output. We value sharp, detail-oriented generalists who can...

  • AI Document

    Há 24 horas


    Porto, Portugal Mercor Tempo integral 53 000 € - 76 000 € Contrato

    Mercor seeks UK or Europe-based generalist experts to help train and evaluate frontier AI models. You will review documents, slides, spreadsheets, and other written materials, judging quality, accuracy, clarity, and completeness. Your feedback shapes how AI systems reason about real-world work products. This role suits sharp, detail-oriented generalists who...

  • AI Safety Practitioner

    Há 24 horas


    Porto, Portugal Mercor Tempo integral 45 000 € - 75 000 € Contrato

    We are seeking experienced AI Safety Practitioners to evaluate the safety, quality, and alignment of frontier AI models across complex, policy-sensitive, and ambiguous ("grey-area") topics. You will assess AI-generated responses, apply safety policies, and help improve model behavior through structured evaluations and feedback. Responsibilities - Evaluate...

  • Document Reviewer

    Há 24 horas


    Porto, Portugal Mercor Tempo integral 42 000 € - 58 000 € Contrato

    We’re looking for UK or Europe-based generalist experts to help train and evaluate frontier AI models. In this role, you’ll review and assess a wide range of everyday professional content — documents, slides, spreadsheets, and other written materials — judging them for quality, accuracy, clarity, and completeness. Your feedback directly shapes how AI...

  • AI Safety Expert

    Há 24 horas


    Porto, Portugal Mercor Tempo integral 78 000 € - 130 000 € Contrato

    Location: Remote Fluent Language Skills Required: English & Portuguese (global, excluding Brazilian Portuguese). Native fluency in English and Portuguese (global, excluding Brazilian Portuguese) is required for this position. Why This Role Exists At Mercor, we believe the safest AI is the one that’s already been attacked - by us. We are assembling a red...


  • Porto, Portugal Mindrift Tempo integral 35 160 € - 39 848 € Contrato

    Freelance Financial Analyst - AI Trainer At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI. What We Do The Mindrift platform connects specialists with AI projects from major tech innovators. Our mission is to unlock the potential of Generative AI by tapping into...


  • Porto, Portugal Next Job Abroad Tempo integral 24 000 € - 36 000 € Contrato

    Are you a social media enthusiast who practically speaks in memes, scrolls through reels daily, and is fascinated by the future of the Metaverse and AI? Ready to swap your daily routine for the sun-drenched, vibrant lifestyle of Greece?We are looking for digital-savvy language lovers to join a powerhouse team supporting one of the absolute biggest global...


  • Porto, Portugal Sword Health Tempo integral 12 000 € - 15 000 € Contrato

    At Sword, we’re building AI to heal billions and unlock humanity’s full potential. In doing so, we’re pioneering AI Care, a fundamentally new approach to healthcare built for medical reasoning, safety, and real-time treatment, not generic technology applied after the fact. As both a clinical-centric frontier AI lab and an applied AI platform, Sword is...


  • Porto, Portugal Sword Health Tempo integral 104 000 € - 164 000 € Contrato

    At Sword, we’re building AI to heal billions and unlock humanity’s full potential. In doing so, we’re pioneering AI Care, a fundamentally new approach to healthcare built for medical reasoning, safety, and real-time treatment, not generic technology applied after the fact. As both a clinical-centric frontier AI lab and an applied AI platform, Sword is...


  • Porto, Portugal F. Schumacher & Co. Tempo integral 90 000 € - 130 000 € Contrato

    About Schumacher Schumacher & Co. is an innovative interior design company that is disrupting the$150 billion-dollar global interior design industry. We are a technological leader on the design frontier, constantly pushing boundaries and striving for excellence. With over 500+ employees and growing, we are driven by a shared belief that design transforms...


  • Porto, Portugal SWORD Health Tempo integral 60 000 € - 90 000 € Contrato

    Apply for Marketing Ops Lead at SWORD Health in Porto, P13, PT. This Visa sponsorship job abroad position offers great opportunities for career growth. At Sword, we’re building AI to heal billions and unlock humanity’s full potential. In doing so, we’re pioneering AI Care, a fundamentally new approach to healthcare built for medical reasoning, safety,...


  • Porto, Portugal Sword Health Tempo integral 11 000 € - 16 000 € Contrato

    At Sword, we’re building AI to heal billions and unlock humanity’s full potential. In doing so, we’re pioneering AI Care, a fundamentally new approach to healthcare built for medical reasoning, safety, and real-time treatment, not generic technology applied after the fact. As both a clinical-centric frontier AI lab and an applied AI platform, Sword is...


  • Porto, Portugal Sword Tempo integral 80 000 € - 180 000 € Contrato

    At Sword, we’re building AI to heal billions and unlock humanity’s full potential. In doing so, we’re pioneering AI Care, a fundamentally new approach to healthcare built for medical reasoning, safety, and real-time treatment, not generic technology applied after the fact. As both a clinical-centric frontier AI lab and an applied AI platform, Sword is...