CareerPlan

(Senior) Software Engineer – LLM & AI Platform (m/w/d)

Bad HomburgRemoteFull-time2026-07-09 → 2026-11-10

Core

Building the LLM platform layer for a SaaS pricing and market intelligence platform, including internal tools and customer products.

Role type

Senior IC LLM Application Engineer

Builds

SaaS platform for pricing and market intelligence in the plastics and petrochemical industry

Domain

B2B SaaS, AI/LLM, Pricing Intelligence

Deliverable

production ML models

Required skills

RAG pipelines, LLM frameworks (LangChain/LlamaIndex), Prompt/Context engineering, Backend (Node/Python), Frontend (React/TypeScript), Data pipelines, MCP

Preferred skills

Foundation Models, Agent architectures, API design

Responsibilities

Build retrieval backend and embedding pipelines, Integrate LLM APIs, Develop AI features like conversational analysts and semantic search, Implement agent architectures and MCP interfaces, Develop prototypes and PoCs for new AI use cases