Research Engineer (QC Automation)

Location: On-site in San Francisco, California for U.S.-based candidates; on-site in Singapore for Southeast Asia-based candidates. Fully remote independent contractor arrangements are considered for candidates based elsewhere, particularly in Europe.

Salary: $150,000–$250,000 USD annually

Company

hirify.global is an early-stage company building infrastructure for reinforcement-learning environments and post-training AI datasets.

What you will do

• Automate quality control for training data produced through the platform infrastructure.
• Define and enforce end-to-end quality standards for AI training data.
• Design experiments, benchmarks, rubrics, and metrics to evaluate agent outputs across diverse tasks.
• Build auditing systems with sampling strategies and rule-based or model-assisted validation pipelines.
• Partner with data vendors to diagnose quality issues and agent failure modes, then improve data-generation processes.
• Integrate quality-control insights into infrastructure tools and the vendor portal to reduce anomalies and edge cases.

Requirements

• 2–4 years of experience in engineering or research roles, ideally in quality-control automation or data quality.
• Proficiency in Python, Docker, and Linux environments.
• Experience building scalable data-validation pipelines and automated QA/QC systems end-to-end without a prescribed roadmap.
• Experience with benchmarks and evaluations for reinforcement-learning training data, including realistic tasks, reliable rubrics, and useful trajectories.
• Strong knowledge of statistics and experience designing metrics and QA/QC processes.
• Strong written and verbal communication skills for cross-timezone collaboration, plus the ability to work autonomously in a fast-paced environment.

Culture & Benefits

• Work on a critical quality function within an approximately 15-person engineering team.
• Collaboration with data vendors and infrastructure teams.
• Early-stage environment emphasizing curiosity, intellectual range, and autonomy.
• Visa sponsorship is available for qualifying candidates.