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IDidealo internet GmbH

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

Berlin
Full-timeRemoteExperienced
AI/ML

Architecting and building LLM-powered features and agentic systems with multi-agent orchestration. 1+ years hands-on LLM systems building required. Learning and development budget, Idealo Learning Hub.

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, multi-agent patterns
  • Experience with model evaluation, selection, optimization, 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 and bias for action
  • Stay on top of GenAI research and tooling
  • Contribute to team knowledge
  • Evidence of exceptional achievement (open-source, AI tooling, competitions, publications)
  • Motivation and growth valued over checklist completion

Tasks

  • Collaborate with cross-functional teams to design, prototype, and ship LLM-powered features
  • Architect and build advanced LLM workflows and agentic systems
  • Orchestrate multi-agent systems, tool use, and execution flows
  • Select and evaluate models and inference infrastructure
  • Balance cost, latency, quality, and safety in model selection
  • Develop reusable AI building blocks like RAG pipelines and evaluation frameworks
  • Champion automated evaluations and human-in-the-loop checks
  • Ensure quality, reliability, and cost effectiveness through continuous feedback
  • Serve as a technical mentor by running office hours, reviews, and workshops
  • Level up GenAI skills across the company

Work Experience

  • 3 years

Education

  • Vocational certification

Languages

  • EnglishBusiness Fluent

Tools & Technologies

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

Benefits

Learning & Development

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

Mentorship & Coaching

  • Coaching

Other Benefits

  • Mediation

Snacks & Drinks

  • Free organic breakfast
  • Free coffee
  • Free lemonades

Free or Subsidized Food

  • Excellent free lunch

Team Events

  • After-work beer
  • Foosball
  • Team events
  • Company events

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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