ML/NLP Engineer – PII & Guardrails

Experience band: 4–7 years

Builds and tunes the content inspection that runs on every prompt and response.

Responsibilities

• Deploys Microsoft Presidio and writes recognisers for Indian identifiers (PAN, Aadhaar, IFSC, account and member numbers); tunes for precision and recall
• Deploys a prompt-injection classifier and writes judge-model policies; evaluates against labelled corpora
• Assesses multilingual coverage (Hindi, Marathi, Hinglish)

Must have

• 4+ years in applied NLP or machine learning in Python
• Named-entity recognition, text classification, model serving
• Measurement discipline: can set and report precision/recall targets

Nice to have

• Presidio, spaCy, Hugging Face transformers
• Indian-language text processing
• LLM guardrail frameworks