Senior Applied AI Scientist (AI Marketplace)

The role

You will apply multimodal neural search and ranking models to build scalable machine learning solutions for personalized learning and AI tutors. You will work on AI models, research, prototyping, and deployment in production environments while collaborating with product, engineering, and data teams.

What you will do

• Apply state-of-the-art, multimodal neural search & Ranking models to build and optimize scalable machine learning solutions.
• Work on cutting-edge AI models, contributing to research, prototyping, and deployment in production environments.
• Partner with scientists, engineers, and product teams to deliver AI-driven solutions.
• Support and mentor junior scientists and engineers.
• Contribute to machine learning best practices, including model architecture, research methodologies, and deployment pipelines.

Required qualifications

• PhD in Information Retrieval (IR), NLP, Machine Learning, or a related field (or equivalent experience)
• 4+ years of industry experience, focusing on deep learning-based NLP and IR applications
• Strong proficiency in deep learning frameworks such as PyTorch or TensorFlow
• Hands-on experience with cloud platforms (e.g., AWS, Google Cloud)
• Ability to drive AI initiatives from research to production in a collaborative environment
• Strong problem-solving skills
• Track record of building impactful AI solutions
• Passion for advancing AI-driven personalized learning experiences
• Eagerness to work in a fast-paced, cross-functional setting

Benefits

• An open, collaborative, dynamic and diverse culture
• A generous monthly allowance for lessons on preply.com
• Learning & Development budget
• Time off for your self-development
• A competitive financial package with equity
• Leave allowance
• Health insurance
• Access to free mental health support platforms

About the company

Preply is a category-defining company that helps people discover tutors and craft personalized learning journeys. It is a human-led, tech-enabled company that has reached unicorn status.