Senior AI Applications Engineer — Remote

Bright Vision Technologies; Reston (VA); On-site; USD 100,000 - 175,000; Full time

Job summary

Bright Vision Technologies is seeking an AI Applications Engineer for a 100% remote role in the United States. The position focuses on designing, executing, and operationalizing fine-tuning workflows for large language models across supervised, reinforcement learning, and preference-based approaches.

The ideal candidate has 6+ years of ML research and engineering experience, deep Python and PyTorch skills, and hands-on transformer LLM fine-tuning on GPU clusters.

Qualifications

• Master’s or PhD in Computer Science, ML, or related field, or equivalent experience.
• Six or more years of combined ML research and engineering experience with significant LLM exposure.
• Strong proficiency in Python and PyTorch.
• Hands-on experience fine-tuning transformer-based language models at non-trivial scale.
• Familiarity with distributed training strategies including FSDP, ZeRO, and pipeline parallelism.
• Experience with RLHF, DPO, or other preference optimization techniques.
• Strong understanding of evaluation methodology, benchmarks, and human evaluation design.
• Experience operating training jobs on GPU clusters and recovering from failures.
• Strong written and verbal communication skills.
• Track record of shipping or publishing impactful LLM work.

Responsibilities

• Design, execute, and operationalize fine-tuning workflows for large language models across supervised, preference-based, and reinforcement learning approaches.
• Collaborate with cross-functional partners — product, design, engineering, operations, and business stakeholders — to translate ambiguous requirements into well-engineered solutions.
• Raise the bar through code review, design review, and mentorship of more junior engineers.
• Maintain production-grade training pipelines with rigorous evaluation and robust tooling.

Skills

Python

PyTorch

LLM fine-tuning

Distributed training

RLHF/DPO

Evaluation design

Production-grade engineering

Communication skills

Shipping LLM work

Education

Master’s or PhD in Computer Science or ML

Equivalent experience

Tools

GPU clusters

FSDP

ZeRO

Pipeline parallelism

Job description

Bright Vision Technologies is seeking an AI Applications Engineer for a 100% remote role in the United States. The position focuses on designing, executing, and operationalizing fine-tuning workflows for large language models across supervised, reinforcement learning, and preference-based approaches.

The ideal candidate has 6+ years of ML research and engineering experience, deep Python and PyTorch skills, and hands-on transformer LLM fine-tuning on GPU clusters.