Job Title: GenAI/ML Evaluation Engineer

Experience: 3–8 Years

Openings: 1–2

Focus: GenAI/ML Evaluation, Data Pipelines, Test Infrastructure, NLP

Location: Mexico, Remote

Role Overview

We are looking for an engineer to build an automated evaluation and regression framework for a PII rewriting/sanitization service. The role involves building Golden Datasets, processing human annotations, developing evaluation pipelines, and measuring PII protection and rewrite quality.

Key Responsibilities

- Build and maintain Golden Datasets from human annotations.
- Develop Python/data pipelines to extract and process data from Google Docs, Sheets, Slides, Gmail, Calendar, Chat, PDF, and Office files.
- Design data schemas/protobufs for machine-readable evaluation data.
- Build automated evaluation and regression test frameworks.
- Implement precision, recall, entity-level accuracy, mention-level accuracy, and rewrite consistency metrics.
- Develop automated reporting and regression detection.
- Support multilingual evaluation across English, Spanish, Portuguese, Japanese, and Korean.
- Use GenAI/LLMs for evaluation, annotation validation,



error analysis, and quality measurement.
- Integrate evaluation frameworks with existing test/CI infrastructure.

Must-Have Skills
- 3+ years of software engineering experience with Python, C++, Java, or Go.
- Strong Python and data-processing experience.
- Experience building test automation, regression frameworks, or data pipelines.
- Hands-on experience with NLP, ML, GenAI, or LLM-based systems.
- Strong understanding of precision, recall, false positives/negatives, and evaluation metrics.
- Experience with APIs, structured data, protobufs, and large datasets.
- Experience building or working with evaluation datasets/benchmarks.
- Strong debugging, data analysis, and problem-solving skills.

Preferred
- GenAI/LLM evaluation or benchmarking experience.
- PII detection, anonymization, or data privacy experience.
- Document parsing or Google Workspace API experience.
- Multilingual NLP experience.
- CI/CD and large-scale test infrastructure experience.

📌 GenAI/ML Evaluation Engineer (Ciudad de México)
🏢 Centraprise
📍 Ciudad de México