Senior Research Engineer

Job Summary

A company is looking for a Senior Research Engineer, Post-training & Evaluation.

Key Responsibilities:

• Architect and maintain the "Reddit Benchmark" evaluation suite for model capabilities
• Build scalable Supervised Fine-Tuning (SFT) pipelines for instruction tuning
• Develop Model-as-a-Judge systems for automated evaluation of internal model outputs

Required Qualifications:

• 4+ years of experience in machine learning engineering, focusing on LLM fine-tuning or evaluation
• Fluency in Python and PyTorch, with experience in relevant libraries
• Deep understanding of Instruction Tuning (SFT) and data quality impact on models
• Experience building Evaluation Pipelines and custom benchmarks
• Familiarity with distributed training for fine-tuning jobs