Senior Principal Data Scientist (Fulfilment)
Core
Lead the shift toward automated marketplace optimization by building autonomous, learning-driven systems for pricing, dispatch, and supply management.
Role type
Senior Principal individual contributor data scientist (RL & LLM)
Builds
Autonomous marketplace systems optimizing pricing, dispatching, and supply repositioning
Domain
Southeast Asia ride-hailing and food delivery marketplaces
Deliverable
production ML models
Required skills
PhD in CS/OR/Applied Math, Reinforcement Learning fundamentals, Production ML/RL system deployment, World models and sequential modelling, Large language model fine-tuning, Distributed training frameworks, Python and ML frameworks, Scalable computing platforms
Preferred skills
None stated
Technologies
PyTorch, TensorFlow, DeepSpeed, FSDP, Megatron-LM, Spark, Ray, LoRA, QLoRA, PEFT
Responsibilities
Design and implement end-to-end RL systems combining model-based RL, offline RL, simulation, and online learning; Build latent world models and marketplace state representations; Develop systems optimizing across pricing, dispatching, and supply repositioning; Create policy evaluation frameworks and monitoring systems; Fine-tune open-source LLMs for prediction, reasoning, and simulation; Design training strategies for LLMs including SFT and preference-based alignment; Integrate RL and LLM systems into real-time production environments
Seniority
Senior Principal, hands-on IC with technical lead responsibilities
