AI Data Acquisition Lead for Open Models

Sierra Ventures; San Francisco (CA); On-site; USD 140,000 - 210,000; Full time

Benefits offered by this job

Top-tier compensation

Stock options

Health benefits

Meals provided

Parental leave

Unlimited PTO

Visa sponsorship

Team events

Job summary

Reflection is seeking a Human Data Strategist to own data acquisition pipelines that improve AI model quality. You will collaborate with researchers, source data from vendors, and design experiments to optimize data usefulness and performance.

The role blends program ownership with hands-on task design, data quality frameworks, and metrics tracking, requiring rigor, curiosity, and sound judgment in fast-paced environments.

Qualifications

• 4+ years delivering a portfolio of complex programs.
• Understanding of LLM training, evaluation, and prompt design.
• Proficiency in SQL and Python for data analysis and tooling.

Responsibilities

• Translate model capabilities into data acquisition strategies.
• Assess vendors' capabilities, forecast capacity, define task instructions, and ensure quality.
• Build dashboards to track throughput, turnaround time, and costs.
• Surface vulnerabilities and turn feedback into sourcing improvements.

Skills

SQL

Python

Data analysis

Dashboarding

Workflow automation

Tools

SQL

Python

Job description

Reflection is seeking a Human Data Strategist to own data acquisition pipelines that improve AI model quality. You will collaborate with researchers, source data from vendors, and design experiments to optimize data usefulness and performance.

The role blends program ownership with hands-on task design, data quality frameworks, and metrics tracking, requiring rigor, curiosity, and sound judgment in fast-paced environments.