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IDidealo internet GmbH

Senior AI Engineer – AI Booster Team(m/w/x)

Berlin
Full-timeOn-siteSenior
AI/ML

Designing and shipping LLM-powered features from ideation to live. 3+ years software engineering, 1+ year LLM systems building required. Free organic breakfast, learning and development budget.

Requirements

  • 3+ years professional software engineering experience
  • 1+ years hands-on LLM-centric systems building
  • Knowledge of LLM workflows, RAG design, embeddings, vector databases, prompt strategies, and multi-agent patterns
  • Experience with model evaluation, selection, performance optimization, and cost-effective deployment
  • Proficiency in Python (core)
  • Familiarity with modern engineering stack (FastAPI, Node.js/TypeScript, React)
  • Comfortable with ML/AI infrastructure & orchestration
  • High personal agency
  • Stay on top of latest GenAI research and tooling
  • Contribute to team knowledge
  • Push for pragmatic outcomes with bias for action
  • Evidence of exceptional achievement
  • Motivation and growth

Tasks

  • Collaborate with cross-functional teams to design LLM-powered features
  • Prototype LLM-powered features
  • Ship LLM-powered features from ideation to live
  • Architect advanced LLM workflows
  • Build advanced LLM workflows
  • Architect agentic systems
  • Build agentic systems
  • Orchestrate multi-agent systems
  • Implement tool use in agentic systems
  • Develop execution flows for agentic systems
  • Select appropriate models for tasks
  • Evaluate appropriate models for tasks
  • Select appropriate inference infrastructure
  • Evaluate appropriate inference infrastructure
  • Balance cost, latency, quality, and safety
  • Develop reusable AI building blocks
  • Develop sophisticated RAG pipelines
  • Develop evaluation frameworks
  • Develop model adapters
  • Champion automated evaluations
  • Champion human-in-the-loop checks
  • Champion continuous feedback loops
  • Serve as a technical mentor
  • Run office hours for GenAI skills
  • Run reviews for GenAI skills
  • Run workshops for GenAI skills

Work Experience

  • 3 years

Education

  • Bachelor's degreeOR
  • Master's degree

Languages

  • EnglishBusiness Fluent

Tools & Technologies

  • LLM
  • generative AI
  • Python
  • FastAPI
  • Node.js
  • TypeScript
  • React
  • ML/AI infrastructure
  • cloud services
  • containerization
  • CI/CD
  • monitoring

Benefits

Learning & Development

  • Idealo Learning Hub
  • eLearning offerings
  • Learning and development budget

Mentorship & Coaching

  • Coaching and mediation

Free or Subsidized Food

  • Free organic breakfast
  • Excellent free lunch

Snacks & Drinks

  • Free coffee, lemonades, and after-work beer

Team Events

  • Foosball
  • Team events
  • Company events
  • Organized connection moments

Startup Environment

  • Rooftop terrace

Mental Health Support

  • Free counseling and support

Company Bike

  • Job bike

Public Transport Subsidies

  • Deutschlandticket

Healthcare & Fitness

  • Fitness and sports options
  • Urban Sports membership
  • Gympass membership
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of idealo internet GmbH 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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