Helena García Borrella
Lead AI Systems Architect
Verified Proof of Work Artifacts
2 items catalogedEach artifact below represents an authenticated research publication, production code repository, or technical architectural framework directly authored or co-created by Helena García Borrella. Every entry undergoes editorial source verification.
Enterprise LLM Guardrail and PII Anonymization Middleware
Built a low-latency proxy middleware that detects and redacts GDPR-regulated personally identifiable information (PII) before queries are routed to public foundation model APIs.
Highly domain-specific acronyms can trigger false positive redactions unless explicitly whitelisted in custom dictionary sets.
Multi-Agent Workflow Orchestration for Financial Document Processing
Designed and deployed an autonomous multi-agent pipeline parsing heterogeneous multilingual financial invoices, extracting line items into structured JSON, and verifying tax calculations with zero human intervention.
Invoices with non-standard European VAT layouts require automated human-in-the-loop review queues.