SR Data Scientist

Ascendion is a full-service digital engineering solutions company. We make and manage software platforms and products that power growth and deliver captivating experiences to consumers and employees. Our engineering, cloud, data, experience design, and talent solution capabilities accelerate transformation and impact for enterprise clients. https://ascendion.com/ We are looking for a strong SR Data Scientist with the next qualifications: Day-to-Day: Engage in discussions with PMs to define and scope the Data Science (DS) component of new projects. Lead new projects from ideation to production, driving end-to-end DS solutions. Must-Have Skills: 1. Large Language Models (LLMs) & Retrieval-Augmented Generation (RAG) Experience implementing RAG in production, with a deep understanding of nuances (chunking, ranking, etc.). Expertise in LLMs: Designing chains of LLM prompts, Evaluating LLM outputs (manual evaluation and using LLMs as judges). Selecting appropriate models (e.g., Sonnet, GPT series). 2. Prompt Engineering Ability to design multi-step LLM prompt chains (from initial to final prompts). 4. Python Proficient in data processing and analysis. Skilled in scripting and coding (mainly scripting, limited coding). 3. Data Engineering Experience Understanding of CI/CD pipelines. Knowledge of databases: SQL DB, Solr/OpenSearch. Nice-to-Haves Experience with LangChain and LLaMA models. Familiarity with Agentic RAG and agents. AWS Hands-on experience with S3 and Lambda (same level of expertise as current environment). Position Open in Mx city and Guadalajara Only. Want to change the world? Let us know. Tell us about your experiences, education, and ambitions. Bring your knowledge, unique viewpoint, and creativity to the table. Let’s talk!

Location: Ciudad de México, MX

Posted Date: 6/12/2025