Freelance AI Red Team Engineer

Há 5 dias


Rio de Janeiro, Brasil Mindrift Tempo inteiro

This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. 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 real-world expertise from across the globe. About the Role GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills. If you join the platform as an AI Tutor in Coding, you’ll have the opportunity to collaborate on these projects.  Although every project is unique, you might typically: Evaluate and red team AI models and agents and machine learning systems  for vulnerabilities and safety risks. Create offline reproducible & auto-evaluable test cases to test safety & capability of AI agents . Develop and implement automation scripts, custom tools, environments and test harnesses. Lead or contribute to security research initiatives , especially in AI safety, creating and implementing realistic and challenging attack scenarios for the model. Advise on cybersecurity best practices  and policy implications. How to get started Simply apply to this post, qualify, and get the chance to contribute to projects aligned with your skills, on your own schedule. From creating training prompts to refining model responses, you’ll help shape the future of AI while ensuring technology benefits everyone. Requirements You hold a Bachelor's or Master’s Degree in Computer Science, Software Engineering, Cybersecurity, Digital Forensics or other related fields. Your level of English is advanced (C1) or above. Proficient in scripting and automation using Python, Bash, or PowerShell. Experienced with containerization and CI/CD security tools, especially Docker. Hands-on experience with penetration testing across web, API, network, and infrastructure environments. Knowledge of vulnerabilities in current AI models, including prompt injections, with knowledge of OWASP Top 10 for Large Language Models (LLMs). Familiar with AI red-teaming frameworks such as garak or PyRIT. Experience in AI/ML security, evaluation, and red teaming, particularly with LLMs, AI agents, and RAG pipelines. Proficient in offensive exploitation and exploit development. Skilled in reverse engineering using tools like Ghidra or equivalents. Expertise in network and application security, including web application security. Knowledge of operating system security concepts such as Linux privilege escalation and Windows internals. Familiar with secure coding practices for full-stack development. You are ready to learn new methods, able to switch between tasks and topics quickly and sometimes work with challenging, complex guidelines. Our freelance role is fully remote so, you just need a laptop, internet connection, time available and enthusiasm to take on a challenge. Benefits Why this freelance opportunity might be a great fit for you? Get paid for your expertise, with rates that can go up to $15/hour  depending on your skills, experience, and project needs. Take part in a part-time, remote, freelance project that fits around your primary professional or academic commitments. Work on advanced AI projects and gain valuable experience that enhances your portfolio. Influence how future AI models understand and communicate in your field of expertise.



  • Rio de Janeiro, Rio de Janeiro, Brasil LILT Tempo inteiro R$80.000 - R$120.000 por ano

    About LILTAI is changing how the world communicates — and LILT is leading that transformation.We're on a mission to make the world's information accessible to everyone, regardless of the language they speak. We use cutting-edge AI, machine translation, and human-in-the-loop expertise to translate content faster, more accurately, and more cost-effectively...


  • Rio de Janeiro, Brasil LILT Tempo inteiro

    About LILT AI is changing how the world communicates — and LILT is leading that transformation. We're on a mission to make the world's information accessible to everyone , regardless of the language they speak. We use cutting-edge AI, machine translation, and human-in-the-loop expertise to translate content faster, more accurately, and more...

  • AI Engineer

    Há 5 dias


    Rio de Janeiro, Brasil Dry Ground AI Tempo inteiro

    Position Overview We are seeking a versatile and highly skilled AI Engineer to join our fast-growing Full-Stack AI Solutions company. This role blends the expertise of building cutting-edge AI/ML models with the practical know-how of automation and agentic system integrations. You will design, develop, deploy, and optimize intelligent solutions that...


  • Rio de Janeiro, Brasil beBeePerformer Tempo inteiro

    AI Engineer Specialist We are seeking a highly skilled and passionate individual to join our team as an AI Engineer Specialist. This role involves designing, building, and optimizing high-performance systems for large-scale AI and data workflows. The successful candidate will have expertise in Python development, algorithm design, and data structure...

  • Generative AI

    Há 3 dias


    Rio de Janeiro, Brasil RINA Piraeus Team Tempo inteiro

    Select how often (in days) to receive an alert: Generative AI & Machine Learning Engineer Posting Date: 30 Jul 2025 Location: Rio de Janeiro, Brazil Contract Type: Permanent Division: Digital Technology and Cybersecurity Level of experience: Intermediate RINA is currently recruiting for a Generative AI & Machine Learning Engineer to join its office in Rio de...


  • Rio de Janeiro, RJ, Brasil beBeeEngineering Tempo inteiro

    AI Engineering Opportunities We are a pioneering AI company disrupting our industry with cutting-edge innovations. Our mission is to revolutionize the way people interact with technology. About Us We operate at the forefront of AI development, pushing boundaries and challenging conventional norms. Our History We have been featured in prominent media outlets,...

  • Generative AI

    3 semanas atrás


    Rio de Janeiro, Brasil RINA Piraeus Team Tempo inteiro

    Select how often (in days) to receive an alert: Generative AI & Machine Learning EngineerPosting Date: 30 Jul 2025 Location: Rio de Janeiro, Brazil Contract Type: Permanent Division: Digital Technology and Cybersecurity Level of experience: Intermediate RINA is currently recruiting for a Generative AI & Machine Learning Engineer to join its office in Rio de...

  • Full Stack Engineer

    Há 2 dias


    Rio de Janeiro, Brasil AI Stealth Tempo inteiro

    Our AI startup has been featured on VICE, New York Times, Futurism, Fox News, and more for disrupting our industry. We are hiring an engineer! We still operate in stealth so we aren't able to discuss exactly what we do until you are selected for an interview, but here is what we can share: About us We are already the biggest AI company in our niche. Why...

  • Ai Engineer

    Há 3 dias


    Juiz de Fora, Brasil Dry Ground Ai Tempo inteiro

    Position OverviewWe are seeking a versatile and highly skilledAI Engineerto join our fast-growing Full-Stack AI Solutions company.This role blends the expertise of building cutting-edge AI/ML models with the practical know-how of automation and agentic system integrations.You will design, develop, deploy, and optimize intelligent solutions that leverage the...


  • Aparecida de Goiânia, Brasil Dry Ground AI Tempo inteiro

    Position Overview We are seeking a Front End AI Engineer with deep expertise in building high-quality, production-ready interfaces for AI-powered applications. This role focuses on leading the front-end architecture for advanced AI systems, including conversational interfaces, agent control panels, automation dashboards, and embedded AI workflows for client...