AI Engineer

The role

You will work at the intersection of Machine Learning, Data Science, and Software Engineering. You will develop models, run experiments, and turn complex data into scalable, production-ready solutions for the T-Brain AI platform.

What you will do

• Design, train, evaluate, and improve ML models for predictions, recommendations, and other commerce applications.
• Design and run experiments, including A/B testing, to evaluate model performance.
• Build, deploy, and maintain reliable ML solutions using cloud infrastructure.
• Work with complex datasets to identify patterns and develop predictive models.
• Contribute to the development of large-scale foundation models.

Required qualifications

• 5+ years of experience in Machine Learning Engineering, Applied Machine Learning, or Data Science, with hands-on experience deploying models in production.
• BSc. degree in Computer Science, Software Engineering, Mathematics, Statistics, or a related quantitative field.
• Strong experience developing, training, evaluating, and optimizing ML models for real-world applications.
• Hands-on experience with cloud platforms such as AWS, GCP, or Azure, including model training, deployment, and scalable ML pipelines.
• Strong Python skills and experience with SQL, data processing, and working with large datasets.
• Solid statistical foundations and practical experience designing, running, and interpreting A/B tests.
• Strong coding practices and experience building reliable, maintainable, production-ready ML systems.

Nice to have

• Experience in e-commerce, Retail Media, AdTech, or personalization.
• Experience with recommendation systems, search relevance, retrieval, or ranking models.
• Familiarity with deep learning architectures, including neural networks and transformers, using frameworks such as PyTorch or TensorFlow.
• Familiarity with emerging ML research and experience applying new techniques to practical problems.

About the company

Topsort is a global Commerce AI company making advanced advertising and AI-powered technology accessible to businesses of all sizes. Their technology helps retailers and marketplaces grow through smarter advertising, real-time auctions, and intelligent product discovery.