Lio
Posted 2w ago

Python Web Crawler & PunchOut Integration Engineer (m/w/d)

Lio
Munich, Bavaria, Germany
OnsiteFull Time
Responsibilities
  • building integrations
  • developing services
  • normalizing data
Requirements
  • Requires 4+ years of professional Python experience and strong web crawling
  • Scraping
  • API development, or reverse-engineering experience
  • Plus async services
  • Browser automation
  • REST APIs, and data technologies
Technical tools mentioned
PythonPunchOutOCIcXMLasynciohttpxHTTPbrowser automationREST APIsHTMLJSONXMLMongoDBPydantic

Job description

Build the connectivity layer powering enterprise procurement.

At Lio, we're building the AI workforce for procurement. As a Python Web Crawler & PunchOut Integration Engineer, you'll connect hundreds of suppliers to our platform by building robust web crawlers, PunchOut integrations, and direct webshop APIs. Your work enables our customers to seamlessly access supplier catalogues, pricing, and product data—and is a critical part of the connectivity layer that powers our platform.

What you'll do

  • Build and maintain supplier integrations using web crawlers, PunchOut (OCI & cXML), and direct webshop APIs

  • Reverse engineer supplier websites and APIs to create reliable integrations

  • Develop async Python services using modern networking and browser automation

  • Extract and normalize product, pricing, and availability data

  • Debug production issues and continuously improve integration reliability and performance

What we're looking for

  • 4+ years of professional Python experience

  • Strong experience with web crawling, scraping, API development, or API reverse engineering

  • Solid knowledge of asyncio, httpx, HTTP, browser automation, and REST APIs

  • Experience with HTML, JSON, XML, MongoDB, and Pydantic

  • Excellent debugging skills and an ownership mindset

  • English required; German is a plus

Why Lio?

Build infrastructure powering enterprise procurement at scale. Solve engineering challenges across APIs, web integrations, and automation. Own production-critical systems used by leading global enterprises. Competitive compensation, meaningful equity, and exceptional teammates. 100% on-site in our Munich office, where we build together every day.

About Lio

An AI-powered procurement technology connecting enterprise customers with supplier data and services.

Employees
50
Organization type
Private
Latest investment
Raised $30.00M Series A (2026) — led by Andreessen Horowitz
Headquarters
DE