Who we areWe are on a mission to make all science open, enabling the research community to develop the solutions we all need to live healthy lives on a healthy planet.Frontiers is one of the world's largest and most impactful research publishers, dedicated to making peer-reviewed, quality-certified science openly accessible. Our articles have been viewed 4 billion times, reflecting the power of research that is open for all.Follow the links below to learn more about our work.What we can offer youAt Frontiers, our working model for new roles includes a balanced approach that fosters collaboration through regular engagement at our office hubs in key locations. While we value flexibility, we also believe that shared in-person time strengthens team culture, trust, and productivity.We provide a range of benefits across our global locations, including but not limited to:4 additional wellbeing days in addition to existing annual leave allowanceAccess to learning platforms and dedicated learning & development timeA range of wellbeing initiatives, including free online yoga classes and an employee assistance planEmployees can dedicate three days each year to volunteerAdditional benefits depending on your location (e.g. pension plan and private medical care)About the Role: We seek an exceptional AI Engineer to contribute to the end-to-end design, development, and deployment of strategic AI initiatives. You will play a critical role in architecting scalable, robust, and secure AI and LLM-powered solutions, significantly impacting business operations and strategic decision-making. In this role, you will work in cross-functional teams, and participate in key technical decisions involving complex data engineering, advanced ML models, and next-generation LLM methodologies. Bring your deep technical expertise, strategic vision, and passion for AI innovation to our expanding team Key Responsibilities: Contribute defining comprehensive, scalable AI architectures, and to develop complex integration of data processing, traditional machine learning, and emerging LLM methodologies. Support deployment, monitoring, and continuous optimization of ML pipelines and LLM models in production contexts. Actively align technical innovation with organizational business strategies and OKRs, collaborating closely with stakeholders across multiple functions. Adopt and promote quality and excellence, contributing to documentation and knowledge-sharing. Contribute to troubleshooting and complex problem-solving efforts, ensuring robust and reliable ML systems and LLM deployments. Required Skills and Experience: Typically 3–5+ years of professional AI experience, demonstrating a successful track record of developing and deploying enterprise-scale AI systems. Strong proficiency in Python, SQL, cloud platforms (e.g., AWS, Azure, GCP), and container orchestration tools (Docker, Kubernetes). Extensive practical experience with production ML frameworks, advanced LLM models, fine-tuning, prompt engineering, performance optimization, and orchestration tools (Apache Airflow). Exceptional communication, with expertise communicating complex technical concepts clearly across all stakeholder levels. Proven problem-solving excellence and ability to continuously adapt, learn, and integrate evolving AI techniques. Nice-to-Have Skills: Proven ability in infrastructure as code (Terraform) for scalable AI solutions, sophisticated system design, and data governance practices. Demonstrable experience in secure and robust AI deployments. Deep interest and experience in generative AI, LLM innovation, and continuous professional knowledge-building. Apply nowPlease click the 'apply' button on this page and submit your application in English.Please inform us if you require any special accommodations to participate fully in our recruitment experience. You can contact us at for any additional support. Equal opportunity statementFrontiers actively embraces diversity and is a safe and welcoming workplace. Recruitment is free from discrimination – including based on race, national or ethnic origin, age, religion, disability, sex, gender identity or sexual orientation. With employees from more than 50 different nations, our diversity creates vibrant teams and constantly challenges us to appreciate multiple perspectives.