AI/ML Engineer (m|w|d) – remote | Simplifier AG

WÜRZBURG or REMOTE | FULL TIME At Simplifier, we want to offer candidates the opportunity to work in an exciting and fast-changing environment, collaborating with experts on the digitization of tomorrow. All this in an appreciative and inspiring working atmosphere, with a competitive salary and the opportunity to work from anywhere. Do you want to know whether your expectations and our role requirements are a match? Then just read on: Your mission: Development and Provision more robust LLM-Functions from start to finish (RAG, Agents/Workflows, Integrations) and Mentoring from Colleagues.

Your benefits with us: Permanent employment contract with FlexWork from 100% remote to 100% office, profit sharing, e-bike leasing, trust-based working hours and a company pension scheme are nothing out of the ordinary with us. You also have the opportunity to experience a really great team spirit at Simplifier AG.

What do you do?

• Development of LLM applications: Calling tools/functions, structured outputs, prompt patterns, security precautions
• RAG: chunking strategies, retrieval pipelines, reranking, grounding, citation handling
• Embeddings & vector search: Index design, similarity metrics, hybrid search concepts
• Evaluation orientation: basic offline evaluations, regression testing, error analysis
• Mentoring from colleagues

What do you bring with you:

• Sound knowledge in software development Clean architecture, APIs, asynchronous patterns, code reviews, Git workflows
• 3-5 years experience as a software/ML developer
• At least 1-2 published LLM/RAG functions in production-like environments
• TypeScript (very good knowledge) and/or sound implementation skills in the project's primary stack Evaluation orientation: basic offline evaluations, regression testing, error analysis
• MCP: Use and/or implementation of MCP servers/tools
• Observability: Tracing, prompt/version tracking, cost and latency monitoring
• Basics of security and data protection for AI (PII, access control, data minimization)

That distinguishes you as a person:

• High level of initiative: you try things out, iterate quickly, ask good questions, get feedback early on
• Dealing with ambiguity: you can move forward with incomplete information and refine the process over time
• Sense of responsibility: you implement things consistently, proactively communicate progress and obstacles
• Quality awareness: you care about accuracy, user impact and developing reliable features; not just about "making a demo work"

Your advantages with us:

• Home office: Work flexibly, without office duties.
• Workation: Work from another EU country for up to 4 weeks.
• Job bike: keep moving.
• Company pension scheme: Security for the future.
• Continuing professional development: Develop your skills further.
• Company parties: Team spirit & networking.
• Profit sharing: Your commitment pays off.

Sounds good? Then apply now!

Simply send us your CV or get in touch directly with Tanya Gogova-Stang - she is looking forward to hearing from you!