Generative AI Engineer (LLM)

Location: 100% remote within the United States

Salary: $90,000–$115,000 annually

Company

hirify.global is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States.

What you will do

• Design, execute, and operationalize fine-tuning workflows for large language models using supervised, preference-based, and reinforcement learning approaches.
• Construct high-quality datasets and develop rigorous benchmark and human-evaluation methodologies.
• Operate complex training jobs on GPU clusters and recover reliably from failures.
• Translate ambiguous requirements into production-grade ML solutions with product, design, engineering, operations, and business stakeholders.
• Contribute through code reviews, design reviews, and mentorship of junior engineers.

Requirements

• Master’s or PhD in Computer Science, Machine Learning, or a related field, or equivalent experience.
• At least six years of combined ML research and engineering experience with significant LLM exposure.
• Strong proficiency in Python and modern deep learning frameworks, especially PyTorch.
• Hands-on experience fine-tuning transformer-based language models at non-trivial scale.
• Experience with FSDP, ZeRO, pipeline parallelism, RLHF, DPO, or other preference-optimization techniques.
• Strong communication skills and a track record of shipping or publishing impactful LLM work.

Nice to have

• Publications at top-tier ML venues.
• Multimodal model fine-tuning experience.
• Synthetic data generation and dataset distillation experience.
• Open-source contributions to LLM training libraries.
• Experience with responsible AI evaluation and red-teaming.

Culture & Benefits

• Full-time direct W-2 employment.
• Collaboration across product, design, engineering, operations, and business functions.
• Career growth opportunities within an established organization.
• U.S. citizens, Green Card holders, EAD holders, and H-1B transfer candidates are encouraged to apply.
• New H-1B visa petitions cannot be sponsored for this position.