Jax, Deep Learning, Pytorch, Spark, GPU optimization, memory efficiency, DPO, ORPO, RLHF pipelines, Ray, inference frameworks, LLM inference frameworks, large-scale ML models, Megatron, Apache Arrow, ppo, quantization, TensorRT-LLM, FasterTransformer, DeepSpeed, ZeRO, distributed training, vLLM, large-scale data processing, transformer-based architectures, mixed precision, FSDP, diffusion models