Browse categories
Explore
Fiverr Pro
English
$
USD
Helen Black
@cslufenwang
AI Automation Engineer, Document Data Extraction and Custom AI Systems
China
English, Chinese
About me
Backend and AI systems engineer focused on production-grade automation. I built a scheduling platform dispatching 500K+ tasks/day across 400+ microservices, an AI extraction system that processed 20,000+ documents with source-level traceability, and a dispatch engine that assigned 1M+ tasks.
What I can do for you:
- Document data extraction (invoices, contracts) into JSON/Excel with highlighted sources on the PDF
- AI chatbots / RAG systems trained on your documents
- Automation, API integrations, scheduled jobs, data pipelines
- Python and Java backend development
Skills
Helen Black
Offline •
Average response time: 1 hour
See my services
AI Websites & Software
I will build an ai document data extraction system
