Bilingual Data Quality Analyst (Spanish) — Onsite QA Expert

First Roles; Sunnyvale (CA); On-site; USD 110,000 - 134,000; Full time

Benefits offered by this job

Paid Vacation: 6 days

Paid Holidays: 2 days

Paid Sick Leave

Medical, Dental, Vision Insurance

Health Savings Account

401(k) Retirement Plan

Employee Assistance Program

Free Gourmet Food

Job summary

Welocalize seeks a Data Quality Analyst (Spanish Speakers) to audit and improve AI data outputs. You will bridge DLAs and Leads, guide guidelines, and ensure high-quality labeling in fast-moving scenarios. The role centers on quality control, training, and hands-on coaching for DLAs, with on-site work in multiple US cities.

Strong Spanish and English skills required. The position emphasizes meticulous review, adherence to evolving guidelines, and collaboration with AI-enabled data workflows to

Qualifications

• Native-level Spanish language proficiency and a university degree.
• B2 or superior level of English.
• 2–4 years of experience in data annotation, content quality, QA, or related fields.
• Strong ability to interpret and apply complex guidelines with consistency.
• Excellent attention to detail with a high bar for quality.
• Ability to stay consistent while working with evolving guidelines and priorities.
• Experience in AI/ML data workflows or human-in-the-loop evaluation environments.
• Prior experience auditing or reviewing the work of others.
• Familiarity with safety, compliance, or policy-driven content evaluation.

Responsibilities

• Support quality and execution across DLA teams, ensuring work meets defined standards at scale.
• Audit DLA outputs and provide structured, actionable feedback to improve accuracy and consistency.
• Act as the first line of support for DLAs - answering questions and helping interpret guidelines.
• Help DLAs navigate ambiguity and apply evolving instructions effectively.
• Support onboarding and training of new DLAs through hands-on guidance and coaching.
• Monitor workflows, queues, and blockers - escalating risks and gaps to Team Leads.
• Identify patterns, recurring issues, and edge cases in both human and model outputs.
• Participate in calibrations, team discussions, and stakeholder syncs.
• Contribute to improving guidelines, processes, and overall team performance.
• Document findings and feedback in a clear, concise, and actionable way.

Skills

Spanish proficiency

English proficiency

Attention to detail

Communication

Education

Bachelor's degree or higher

Tools

Annotation tools

QA tooling

Job description

Welocalize seeks a Data Quality Analyst (Spanish Speakers) to audit and improve AI data outputs. You will bridge DLAs and Leads, guide guidelines, and ensure high-quality labeling in fast-moving scenarios. The role centers on quality control, training, and hands-on coaching for DLAs, with on-site work in multiple US cities.

Strong Spanish and English skills required. The position emphasizes meticulous review, adherence to evolving guidelines, and collaboration with AI-enabled data workflows to