Applied AI Software Engineer — Frontier Data & Impact

Apply; New York, Northern (NY, KY); Hybrid; USD 150,000 - 190,000; Full time

Benefits offered by this job

Bi-annual performance bonus

Generous equity grant

Relocation bonus

Proximity bonus

Meals stipend

Equinox membership

Laundry reimbursement

Wellness reimbursement

Health, Dental, Vision insurance

Job summary

Mercor is seeking a Software Engineer on Applied AI to build, deploy, and operate systems that sit between frontier AI research and data delivery. This is a high-ownership, deeply technical role.

You’ll work through ill-defined problems, prototype quickly with researchers and customers, and take systems from early experiments to reliable, scalable production. You’ll own projects end-to-end, partnering with frontier AI labs and Mercor teams.

Qualifications

• Strong backend fundamentals in modern languages.
• Experience with model training and inference.
• Strong grounding in statistics and experimental design.
• Familiarity with evaluation methods for large language models.
• Ability to ship iteratively through ambiguity.

Responsibilities

• Partner with frontier AI labs to understand data needs.
• Build and operate scalable data pipelines for post-training workflows.
• Design scalable systems for synthetic data generation and data quality.
• Prototype new data types, benchmarks, and evaluation frameworks.
• Lead technical discussions with customers.

Skills

Backend engineering

Model training/inference

Statistics & experiments

LLM evaluation methods

Ambiguity handling

Tools

Python

Go

Rust

Job description

Mercor is seeking a Software Engineer on Applied AI to build, deploy, and operate systems that sit between frontier AI research and data delivery. This is a high-ownership, deeply technical role.

You’ll work through ill-defined problems, prototype quickly with researchers and customers, and take systems from early experiments to reliable, scalable production. You’ll own projects end-to-end, partnering with frontier AI labs and Mercor teams.