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DEDelivery Hero

Senior Data Scientist - (Query Intelligence, Global Discovery)(m/w/x)

Berlin
Full-timeWith Home OfficeSenior
AI/ML
Data Science

Developing advanced LLMs and agentic reasoning patterns for query intelligence. Deep, hands-on experience with LLM fine-tuning and tool-use required. 27 days holiday, €1000 educational budget.

Requirements

  • Advanced degree in quantitative field or equivalent professional background
  • Proven track record solving complex business problems with advanced scientific methodologies
  • Deep, hands-on experience building Agentic workflows
  • Experience with tool-use (function calling), autonomous planning
  • Proven track record in LLM fine-tuning (SFT, RLHF/DPO)
  • Experience with distillation techniques for model optimization
  • Essential proficiency in Python and its ML ecosystem
  • Essential proficiency in SQL
  • Experience with Cloud environments (GCP/AWS)
  • Experience with MLOps tools (e.g., MLFlow, Metaflow)
  • Hands-on experience with search machine learning algorithms
  • Foundational understanding of the search funnel
  • Ability to navigate ambiguity to define clear data science solutions
  • Ability to deliver scalable results in fast-paced environments
  • Proactive use of AI-assisted tools (e.g., Gemini, Cloud Code)
  • Demonstrated experience working effectively in global, cross-functional teams
  • Excellent communication skills, ability to articulate complex ideas
  • Ability to influence stakeholders at all levels
  • Open-mindedness and eagerness to learn from and mentor others

Tasks

  • Research and develop advanced LLMs
  • Optimize query understanding services
  • Design agentic reasoning patterns
  • Implement multi-agent orchestration
  • Apply PEFT techniques for model optimization
  • Lead supervised fine-tuning and model distillation
  • Identify and apply SOTA methods
  • Collaborate with product managers and engineers
  • Translate business challenges into data science projects
  • Analyze and interpret complex datasets
  • Communicate insights to stakeholders
  • Drive end-to-end data science solutions
  • Ensure solutions are scalable and effective
  • Tackle ambiguous business problems
  • Translate challenges into clear objectives
  • Navigate uncertainty to deliver results

Work Experience

  • approx. 4 - 6 years

Education

  • Master's degree

Languages

  • EnglishBusiness Fluent

Tools & Technologies

  • LangChain
  • LlamaIndex
  • AutoGen
  • Python
  • SQL
  • GCP
  • AWS
  • MLFlow
  • Metaflow
  • Gemini
  • Cloud Code

Benefits

More Vacation Days

  • 27 days holiday
  • Extra holiday day on 2nd year of service
  • Extra holiday day on 3rd year of service

Additional Allowances

  • 1000 EUR Educational Budget
  • Digital meal vouchers
  • Food vouchers

Learning & Development

  • Language courses
  • Udemy Business platform access

Family Support

  • Parental support

Healthcare & Fitness

  • Health checkups
  • Gym subsidy

Mental Health Support

  • Meditation

Company Bike

  • Bicycle subsidy

Competitive Pay

  • Employee Share Purchase Plan

Workation & Sabbatical

  • Sabbatical bank

Public Transport Subsidies

  • Public transportation ticket discount

Other Benefits

  • Life & accident insurance

Retirement Plans

  • Corporate pension plan

Corporate Discounts

  • Corporate discounts
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of Delivery Hero and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.

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