ResponsibilitiesLead development of AI-driven personalized learning solutions and shape Preply's scientific roadmapDesign and deploy scalable machine learning solutions for personalized learning and intelligent tutor systemsDevelop long-term scientific roadmaps aligned with product strategy and business goalsAdvise senior leadership on investments, technology direction, and organizational planningPartner with applied science leaders, product managers, and engineering teams to deliver AI solutionsGuide and mentor scientists and engineersEstablish and advocate for machine learning best practices, including architecture design, research roadmaps, and deployment pipelinesReport directly to the VP of Data and Applied AIRequirementsPhD in NLP, IR, Machine Learning, or related fields (or equivalent experience)8+ years of industry experienceStrong focus on deep learning-based NLP, LLM continuous pre-training, and IR methodsDemonstrated expertise in retrieval modelsExtensive experience with ranking modelsStrong understanding and experience with retrieval-augmented generation (RAG)



and LLMs for real-world applicationsProficiency in deep learning frameworks such as PyTorchHands-on experience with cloud platforms such as AWS or Google CloudProven ability to lead scientific roadmaps across multiple product areasTrack record of solving real-world problems throughout the entire product lifecycle, from research to productionPassion for scientific innovation in personalized learningAbility to work cross-functionally with diverse teamsCore CompetenciesDemonstrates expertise in developing AI-driven personalized learning solutions, with a strong focus on deep learning-based NLP and LLMs. Proven ability to lead scientific roadmaps and collaborate cross-functionally to deliver innovative AI solutions.Highest-signal resume keywordsPhD In NLPDeep Learning-Based NLPMachine Learning SolutionsProficiency In PyTorchCloud Platforms ExperienceATS Optimization KeywordsHard SkillsMachine LearningNatural Language ProcessingDeep LearningRetrieval ModelsRanking ModelsRetrieval-Augmented GenerationLLMsAI Solutions DevelopmentScientific Roadmap DevelopmentProblem SolvingSoft SkillsLeadershipMentoringCollaborationAdvisory SkillsCommunicationIndustry KeywordsPersonalized LearningAI-Driven SolutionsProduct LifecycleResearch RoadmapsDeployment PipelinesTools & TechnologiesPyTorchAWSGoogle Cloud#J-18808-Ljbffr

📌 Senior Principal Applied Ai Scientist (Madrid)
🏢 Jobtailor
📍 Madrid