We are looking for a skilled Data Scientist to join our team. This position centers on the creation, refinement, and assessment of prompts for solutions powered by generative artificial intelligence, language models, and conversational agents. The core aim is to elevate the quality, precision, consistency, and efficiency of AI-generated outputs, aligning them with business demands, targeted use cases, and best practices in security, ethics, and governance.

Responsibilities
- Craft, test, and refine prompts for language models such as GPT, Claude, Gemini, or other LLMs
- Convert business requirements into effective instructions tailored for generative AI models
- Build reusable prompt templates suited for operational, analytical, and automation scenarios
- Assess the quality of AI-generated outputs, spotting errors, bias, inconsistencies, or hallucinations
- Apply prompt engineering methods such as few-shot prompting, structured chain-of-thought, role prompting, context management, and prompt chaining
- Work with Data, AI, Product, Operations,



and Technology teams to embed prompts into enterprise solutions
- Contribute to the design of workflows that involve RAG, AI agents, virtual assistants, and process automation
- Record guidelines, best practices, and standards for prompt usage across the organization
- Fine-tune prompts by weighing accuracy, cost, latency, security, and user experience
- Champion the responsible, ethical, and safe application of generative artificial intelligence

Requirements
- No less than 2 years of applicable professional experience
- Strong understanding of large language models (LLMs) and how they are applied in practice
- Practical experience with tools like ChatGPT, Claude, Gemini, Copilot, or open-source models
- Advanced prompt engineering techniques for building effective and dependable prompts
- Background in context window management, structured outputs, embeddings, and Retrieval-Augmented Generation (RAG)
- Basic to intermediate

📌 Data Scientist (México)
🏢 Epam Systems
📍 México