Human Data Engineer & Evaluation Specialist

Pantera Capital; Palo Alto (CA); On-site; USD 100,000 - 186,000; Full time

Benefits offered by this job

Equity

Medical, vision & dental

401(k) retirement plan

Disability & life insurance

Employee discounts

Job summary

SpaceXAI is hiring to craft high-value data projects and evaluation strategies, sitting at the intersection of model teams and data operations. This hands-on role focuses on training signals, data collection, and multimodal data integration to influence data strategy.

You will partner with engineering and model teams, own end-to-end delivery, and measure data effectiveness using AI agents and existing platforms, while maintaining rigorous data truthfulness and quality.

Qualifications

• Bachelor's degree, or 4+ years of relevant experience
• Experience collaborating with cross-functional teams (engineering, research, product, or annotation/operations groups)
• Demonstrated experience analyzing datasets to identify trends, anomalies, quality issues, or integrity problems

Responsibilities

• Partner with model and engineering teams to understand needs and translate them into high-value data projects and evaluation strategies.
• Own end-to-end delivery of critical data and evaluation projects that capture meaningful training signals and support rapid model development.
• Leverage AI agents and existing platforms to measure data effectiveness and quantify impact (data yield, eval lift, usage).
• Maintain rigorous data integrity and truthfulness, including validation processes for factual accuracy; prioritize quality over quantity.
• Research and apply techniques for data collection, annotation, generation, and multimodal integration.
• Shape Grok's behavior and domain performance through targeted data work; improve annotation workflows using agents and no/low-code approaches where helpful.
• Manage plans that shape model behavior via data management, optimization, and analysis, including resources and timelines.
• Act as a liaison between engineering, technical staff, and tutoring / Human Data teams to drive alignment and knowledge sharing.
• Collaborate with Human Data Ops and stakeholders to scale projects, share learnings, and contribute to demand forecasting; report status, insights, and blockers for rapid decisions.

Skills

Cross-functional collaboration

Data analysis

Dataset quality issues

Truthfulness & validation

Attention to detail

Education

Bachelor's degree or 4+ years experience

Engineering/CS/data analysis STEM degree

Tools

SQL

Data analysis tools

Job description

SpaceXAI is hiring to craft high-value data projects and evaluation strategies, sitting at the intersection of model teams and data operations. This hands-on role focuses on training signals, data collection, and multimodal data integration to influence data strategy.

You will partner with engineering and model teams, own end-to-end delivery, and measure data effectiveness using AI agents and existing platforms, while maintaining rigorous data truthfulness and quality.