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Member of Technical Staff (Machine Learning Research Engineer)

Perplexity is seeking an experienced Machine Learning Research Engineer to help build the next generation of advanced search technologies, with a focus on retrieval and ranking.ResponsibilitiesRelentlessly push search quality forward — thro

In inglese

Company

Perplexity

Location

Berlin

Status

Open

Posted

2026-09-23T10:22:32.773+00:00

Perplexity is hiring a Machine Learning Research Engineer in Berlin to work on search, focused on retrieval and ranking. The person designs, trains and optimizes large-scale deep learning models in PyTorch using distributed training (PyTorch Distributed, DeepSpeed, FSDP), researches representation learning such as contrastive, multilingual and multimodal methods, deploys models from boosting algorithms to LLMs, and builds RAG pipelines. The posting asks for a strong publication record, proven work on large-scale search or recommender systems, and at least three years, preferably five or more, in related areas.