Senior Data Scientist (AI)

TL;DR

Senior Data Scientist (AI): Designing, building, and scaling AI/ML solutions with an accent on GenAI innovations like LLMs, RAG pipelines, and agentic workflows. Focus on fine-tuning foundation models, deploying performant ML solutions, and integrating advanced AI into core research products for high-impact client projects.

Location: Remote (Global)

Company

hirify.global is a leading provider of nearshore staff augmentation services, connecting highly skilled Latin American tech professionals with innovative U.S. companies.

What you will do

• Design and execute advanced AI/ML models, including fine-tuned LLMs and RAG architectures.
• Lead experimentation efforts by defining hypotheses, designing tests, and analyzing results.
• Serve as the technical SME for GenAI/LLM-powered tools and model optimization.
• Collaborate with software and data engineering to productionize models using MLOps/LLMOps best practices.
• Stay current on emerging AI methods like agentic workflows and multimodal embeddings.
• Write production-grade Python code to support models, pipelines, and experimental frameworks.

Requirements

• 5+ years of experience in data science, ML engineering, or related analytics roles.
• Proven experience deploying machine learning models into production environments.
• Proficiency with modern ML frameworks and GenAI stacks like LangChain, LlamaIndex, and HuggingFace.
• Experience building and fine-tuning models using domain-specific datasets.
• Familiarity with RAG, vector databases, and agentic reasoning workflows.
• Strong understanding of MLOps/LLMOps practices including version control and experiment tracking.

Culture & Benefits

• 100% remote work environment with autonomy over your schedule.
• Highly competitive compensation paid in USD.
• Paid time off to support well-being and work-life balance.
• Opportunity to work on high-impact projects with industry-leading U.S. companies.
• Access to a diverse, global network of 600+ senior professionals across 25+ countries.