perplexity
perplexity24d ago
New

Internship - Machine Learning Research Engineer

GermanyGermany·Berlinfull-timeentry
OtherMachine Learning Research Engineer
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Quick Summary

Overview

Internship Program Berlin Internship program: 12 - 24 weeks, full-time, in-person in the Berlin office. Responsibilities Relentlessly push search quality forward — through models, data, tools,

Technical Tools
OtherMachine Learning Research Engineer

Internship program: 12 - 24 weeks, full-time, in-person in the Berlin office.

Responsibilities

~1 min read
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    Relentlessly push search quality forward — through models, data, tools, or any other leverage available.

  • →

    Train, and optimize large-scale deep learning models using frameworks like PyTorch, leveraging distributed training (e.g., PyTorch Distributed, DeepSpeed, FSDP) and hardware acceleration, with a focus on retrieval and ranking models.

  • →

    Conduct research in representation learning, including contrastive learning, multilingual, evaluation, and multimodal modeling for search and retrieval.

  • →

    Build and optimize RAG pipelines for grounding and answer generation.

Requirements

~1 min read
  • Understanding of search and retrieval systems, including quality evaluation principles and metrics.

  • Strong proficiency with PyTorch, including experience in distributed training techniques and performance optimization for large models.

  • Interested in representation learning, including contrastive learning, dense & sparse vector representations, representation fusion, cross-lingual representation alignment, training data optimization and robust evaluation.

  • Publication record in AI/ML conferences or workshops (e.g., NeurIPS, ICML, ICLR, ACL, EMNLP, SIGIR).

Location & Eligibility

Where is the job
Berlin, Germany
Hybrid — some on-site time required
Who can apply
DE

Listing Details

Posted
September 2, 2026
First seen
September 25, 2026
Last seen
September 25, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
14%
Scored at
September 25, 2026

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perplexityInternship - Machine Learning Research Engineer