Senior Data Scientist (Search & Recommendations)
Core
Design and build machine learning systems for search ranking and personalized recommendations serving millions of users in Southeast Asia.
Role type
Senior IC machine learning engineer (search & recommendations)
Builds
Search ranking algorithms, personalized recommendation systems, and LLM-integrated features
Domain
Southeast Asia superapp / E-commerce / Food delivery
Deliverable
production ML models
Required skills
Deep learning model development, LLM fine-tuning and deployment, A/B testing design and analysis, Python, Scala, PyTorch/TensorFlow/JAX, ML serving infrastructure optimization, statistical evaluation methods
Preferred skills
Experience with session-based recommendations, multi-objective personalization systems, model retraining pipelines
Technologies
Python, Scala, PyTorch, TensorFlow, JAX, Hugging Face Transformers, TensorFlow Serving, TorchServe
Responsibilities
Design and implement deep learning algorithms for search ranking and recommendations; Fine-tune and deploy LLMs for query understanding; Lead offline evaluation and online A/B testing; Partner with engineers to scale models to production; Translate data insights into product features; Monitor model performance and implement retraining pipelines
Seniority
Senior, hands-on IC
