Jobs/Internship - Machine Learning Research Engineer
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Internship - Machine Learning Research Engineer

Perplexity AI Verified
Regional Notice: This position is listed for Remote (Germany). Looking for verified Remote Software Engineering jobs hiring in India?
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Compensation TransparencyStated CTC: Competitive Global Equity & CTC (Official)
Disclosed on Official ATS Application

Exact salary band and monthly in-hand breakdown will be confirmed during the ATS technical evaluation.

Stipend / SalaryCompetitive Global Equity & CTC (Official)
Work ModeREMOTE
Experience2+ yrs
Posted3d ago
Verified Direct Role: Clicking "Apply on Official Site" opens Perplexity AI's official careers portal directly without middleman aggregators.
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Job Snapshot & Verified Telemetry
  • Target Role:Internship - Machine Learning Research Engineer
  • Employer:Perplexity AI
  • Work Mode:REMOTE
  • Location:Remote (Germany)
  • Compensation:Competitive Global Equity & CTC (Official)
  • Experience:2+ Years
  • Recruiter SLA:7-Day Truth Teller Guarantee
  • Candidate Fee:₹0 (Zero Placement Fee Guarantee)
Required Competencies:Data SciencePythonPredictive ModelingMachine Learning
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About the Role

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, 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. Qualifications - 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).

Key Responsibilities

  • 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 & Qualifications

  • Strong problem solving foundations, knowledge of modern engineering practices, and interest in technology systems.

Perks & Benefits

  • Official mentor support
  • verified hiring timeline
  • and career progression.
Required Tech Stack4 Skills

The employer seeks candidates proficient in the following core technologies:

Data SciencePythonPredictive ModelingMachine Learning
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• Verified Submissions: 0 / 5• 7-Day Ghosting SLA Active• Direct ATS Verified
Expected Assessment Topics:Crowdsourced
LeetCode Medium (Graph Traversal, Matrix Math, Optimizations)Vector Search Pipeline & Batch Inference Architecture

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Verified Direct Application Link

Official position sourced directly from Perplexity AI's verified career portal.

Application SourceOfficial EXTERNAL Portal
Company VerificationVerified Employer
Middleman TrapsNone (Direct Employer ATS)
Candidate Fees₹0 (Zero Placement Fee Guarantee)
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The verified package for this role is Competitive Global Equity & CTC (Official) (REMOTE). RoleNest enforces transparent compensation benchmarking to eliminate guessing before candidates invest time in assessments.

Who is eligible to apply for this opening?▼

Engineers with 2+ years of experience proficient in Data Science, Python, Predictive Modeling, Machine Learning are encouraged to apply.

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Internship - Machine Learning Research Engineer
Perplexity AI•Competitive Global Equity & CTC (Official)