---
title: "Middle Python Developer… at SigmaSoftware2 – Warsaw, Poland"
canonical: "https://www.metaintro.com/job/middle-python-developer-ml-at-sigmasoftware2-39891e48-6e52-5baf-92ff-f7a47c0179bc"
language: "en"
author: "Metaintro"
---

[/company/sigmasoftware2](/company/sigmasoftware2)[SigmaSoftware2](/company/sigmasoftware2)
# Middle Python Developer (ML) at SigmaSoftware2

Department: BU001 (o6pBm)Seniority in posting: senior

LanguageEnglish
Polski

**Setup**
: Remote

**Location**
: Warsaw, Masovian Voivodeship

**Type**
: Full-time

**Level**
: mid

**Posted**
: Sep 29, 2026

## Description

The role is an AI Software Engineer joining one of two customer initiatives: ChatCPI, an LLM-powered assistant for intelligent search and question answering over large technical documentation, or a Knowledge Graph Platform focused on structuring and connecting enterprise information. Responsibilities include designing and implementing LLM-based features and RAG pipelines, optimizing retrieval with vector embeddings and hybrid search, preparing and structuring source information, evaluating model quality, integrating AI components, and owning end-to-end design, testing, and deployment. The role requires at least three years of commercial software development experience, at least two years of AI/ML project experience, strong Python skills, and practical experience with LLMs, RAG, vector embeddings, and hybrid search.

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