We power peoples progress.
At Preply were all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor craft a personalized learning journey and stay motivated to keep growing. Our approach is human-led tech-enabled - and its creating real impact. So far 90000 tutors have delivered over 20 million lessons to learners in more than 175 countries. Every Preply lesson sparks change fuels ambition and drives progress that matters.
Meet the team!
As a Senior AI Scientist you will lead the development of AI-driven personalized learning solutions and shape Preplys scientific roadmap. Working alongside exceptional scientists and engineers you will architect state-of-the-art models and systems that enhance the experiences of millions of learners worldwide.
What youll be doing:
- AI Research & Development: Apply deep learning NLP information retrieval (IR) LLMs and multimodal AI to build and optimize scalable machine learning solutions for personalized learning and AI tutors.
- Applied Science Execution: Work on cutting-edge AI models contributing to research prototyping and deployment in production environments.
- Cross-functional Collaboration: Partner with scientists engineers and product teams to deliver AI-driven solutions that improve learning experiences and business outcomes.
- Mentorship & Knowledge Sharing: Support and mentor junior scientists and engineers fostering an environment of learning and innovation.
- Best Practices in ML: Contribute to machine learning best practices including model architecture research methodologies and deployment pipelines.
What you need to succeed:
- PhD NLP IR Machine Learning or a related field (or equivalent experience)
- 4 years of industry experience focusing on deep learning-based NLP and IR applications.
- Experience with retrieval models ranking models LLMs and retrieval-augmented generation (RAG).
- 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 and a 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 to bring AI research into real-world applications.
Why youll love it at Preply:
- An open collaborative dynamic and diverse culture;
- A generous monthly allowance for lessons on Learning & Development budget and time off for your self-development;
- A competitive financial package with equity leave allowance and health insurance;
- Access to free mental health support platforms;
- The opportunity to unlock the potential of learners and tutors through language learning and teaching in 175 countries (and counting!).
Our Principles
- Care to change the world - We are passionate about our work and care deeply about its impact to be life changing.
- We do it for learners - For both Preply and tutors learners are why we do what we do. Every day we focus on empowering tutors to deliver an exceptional learning experience.
- Keep perfecting - To create an outstanding customer experience we focus on simplicity smoothness and enjoyment continually perfecting it as every detail matters.
- Now is the time - In a fast-paced world it matters how quickly we act. Now is the time to make great things happen.
- Disciplined execution - What makes us disciplined is the excellence in our execution. We set clear goals focus on what matters and utilize our resources efficiently.
- Dive deep - We leverage business acumen and curiosity to investigate disparities between numbers and stories unlocking meaningful insights to guide our decisions.
- Growth mindset - We proactively seek growth opportunities and believe todays best performance becomes tomorrows starting point. We humbly embrace feedback and learn from setbacks.
- Raise the bar - We raise our performance standards continuously alongside each new hire and promotion. We build diverse and high-performing teams that can make a real difference.
- Challenge disagree and commit - We value open and candid communication even when we dont fully agree. We speak our minds challenge when necessary and fully commit to decisions once made.
- One Preply - We prioritize collaboration inclusion and the success of our team over personal ambitions. Together we support and celebrate each others progress.
Diversity Equity and Inclusion
Preply is committed to creating a diverse and inclusive environment where people from all backgrounds can thrive. Different opinions and viewpoints are key ingredients in our success as a multicultural Ed-Tech company.
Preply will consider all applications for employment without regard to race color religion gender identity or expression sexual orientation national origin disability age or veteran status. Together we are The World Class.
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Required Experience:
Senior IC