Job Summary : Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. The role focuses on executing high-volume data labeling and ...

Welo Data is a provider of training and evaluation services for artificial intelligence models.
60 Welo Data Construction Analyst Jobs Hiring Near You
Job Summary : Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. The role focuses on executing high-volume data labeling and ...
Welo Data is looking for detail-oriented individuals to join their team as Speech & Voice AI Analysts, focusing on data labeling for speech and voice AI systems. The role involves executing high ...
Welo Data is looking for detail-oriented individuals to join their team as Speech & Voice AI Analysts, focusing on data labeling for speech and voice AI systems. The role involves executing high ...
Project Perseus | Speech & Voice AI Analyst - Portuguese (Portugal) Speakers
Los Angeles, CA · On-site
Welo Data is looking for detail-oriented individuals to join their team as Data Labeling Analysts, supporting speech and voice AI systems. This role focuses on building datasets for AI systems by ...
Project Perseus | Speech & Voice AI Analyst - Portuguese (Portugal) Speakers
Los Angeles, CA · On-site
Welo Data is looking for detail-oriented individuals to join their team as Data Labeling Analysts, supporting speech and voice AI systems. This role focuses on building datasets for AI systems by ...
Project Perseus | Data Labeling Associate - Portuguese (Portugal) Speakers (Human-in-the-Loop AI)
Sunnyvale, CA · On-site
$68K - $69K/yr
Preferred : • Experience in data quality, QA, annotation, or analysis is helpful -- but not required. Company : With 27+ years of experience, Welo Data is the human-centered infrastructure for ...
Project Perseus | Data Labeling Associate - Portuguese (Portugal) Speakers (Human-in-the-Loop AI)
Sunnyvale, CA · On-site
$68K - $69K/yr
Preferred : • Experience in data quality, QA, annotation, or analysis is helpful -- but not required. Company : With 27+ years of experience, Welo Data is the human-centered infrastructure for ...
Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. The role focuses on executing high-volume data labeling and annotation tasks to ...
Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. The role focuses on executing high-volume data labeling and annotation tasks to ...
Project Perseus | Data Quality Analyst - German Speakers (Human-in-the-Loop AI)
Los Angeles, CA · On-site
Welo Data is a company that specializes in multilingual content transformation services. They are seeking a Data Quality Analyst to support quality and execution across Data Labeling Associate teams ...
Project Perseus | Data Quality Analyst - German Speakers (Human-in-the-Loop AI)
Los Angeles, CA · On-site
Welo Data is a company that specializes in multilingual content transformation services. They are seeking a Data Quality Analyst to support quality and execution across Data Labeling Associate teams ...
Welo Data is a company that specializes in multilingual content transformation services, and they are seeking a Data Labeling Analyst to support their speech and voice AI systems. The role involves ...
Welo Data is a company that specializes in multilingual content transformation services, and they are seeking a Data Labeling Analyst to support their speech and voice AI systems. The role involves ...
Project Perseus | Data Quality Analyst - German Speakers (Human-in-the-Loop AI)
Burlingame, CA · On-site
Welo Data is looking for experienced, detail-oriented professionals to join our team as Data Quality Analysts. This role bridges Data Labeling Associates and Team Leads to ensure quality execution ...
Project Perseus | Data Quality Analyst - German Speakers (Human-in-the-Loop AI)
Burlingame, CA · On-site
Welo Data is looking for experienced, detail-oriented professionals to join our team as Data Quality Analysts. This role bridges Data Labeling Associates and Team Leads to ensure quality execution ...
Welo Data is looking for detail-oriented and reliable individuals to join our team as Data Labeling Analysts, supporting speech and voice AI systems. This role focuses on building datasets that power ...
Welo Data is looking for detail-oriented and reliable individuals to join our team as Data Labeling Analysts, supporting speech and voice AI systems. This role focuses on building datasets that power ...
Project Perseus | Data Labeling Associate - Portuguese (Portugal) Speakers (Human-in-the-Loop AI)
Seattle, WA · On-site
$67K - $67K/yr
Preferred : • Experience in data quality, QA, annotation, or analysis is helpful -- but not required. Company : With 27+ years of experience, Welo Data is the human-centered infrastructure for ...
Project Perseus | Data Labeling Associate - Portuguese (Portugal) Speakers (Human-in-the-Loop AI)
Seattle, WA · On-site
$67K - $67K/yr
Preferred : • Experience in data quality, QA, annotation, or analysis is helpful -- but not required. Company : With 27+ years of experience, Welo Data is the human-centered infrastructure for ...
Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. This role focuses on executing high-volume data labeling and annotation tasks ...
Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. This role focuses on executing high-volume data labeling and annotation tasks ...
Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. This role focuses on executing high-volume data labeling and annotation tasks ...
Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. This role focuses on executing high-volume data labeling and annotation tasks ...
Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. The role focuses on building datasets that power AI systems through high-volume ...
Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. The role focuses on building datasets that power AI systems through high-volume ...
Welo Data is looking for detail-oriented individuals to join their team as Speech & Voice AI Analysts, supporting speech and voice AI systems. The role involves executing high-volume data labeling ...
Welo Data is looking for detail-oriented individuals to join their team as Speech & Voice AI Analysts, supporting speech and voice AI systems. The role involves executing high-volume data labeling ...
Cantonese Audio Evaluator 粤语音频评估员
Quebec, QC · Remote
$29.90 - $30/hr
This role involves assessing and analyzing audio recordings to ensure alignment with project ... Why Join Welo Data? ✨ Limitless Flexibility Project-based opportunities that fit your ...
Quick apply
Cantonese Audio Evaluator 粤语音频评估员
Quebec, QC · Remote
$29.90 - $30/hr
This role involves assessing and analyzing audio recordings to ensure alignment with project ... Why Join Welo Data? ✨ Limitless Flexibility Project-based opportunities that fit your ...
Welo Data is looking for detail-oriented individuals to join their team as Speech & Voice AI Analysts specializing in German language. The role focuses on executing high-volume data labeling and ...
Welo Data is looking for detail-oriented individuals to join their team as Speech & Voice AI Analysts specializing in German language. The role focuses on executing high-volume data labeling and ...
Project Perseus | Data Quality Analyst - German Speakers (Human-in-the-Loop AI)
Chicago, IL · On-site
Welo Data is looking for experienced, detail-oriented professionals to join our team as Data Quality Analysts. This role involves auditing outputs, supporting day-to-day execution, and helping teams ...
Project Perseus | Data Quality Analyst - German Speakers (Human-in-the-Loop AI)
Chicago, IL · On-site
Welo Data is looking for experienced, detail-oriented professionals to join our team as Data Quality Analysts. This role involves auditing outputs, supporting day-to-day execution, and helping teams ...
Project Perseus | Speech & Voice AI Analyst - Portuguese (Portugal) Speakers
Burlingame, CA · On-site
Welo Data is looking for detail-oriented and reliable individuals to join their team as Data Labeling Analysts, supporting speech and voice AI systems. The role focuses on executing high-volume data ...
Project Perseus | Speech & Voice AI Analyst - Portuguese (Portugal) Speakers
Burlingame, CA · On-site
Welo Data is looking for detail-oriented and reliable individuals to join their team as Data Labeling Analysts, supporting speech and voice AI systems. The role focuses on executing high-volume data ...
Cantonese Audio Evaluator 粤语音频评估员
Charleston, WV · Remote
$29.90 - $30/hr
This role involves assessing and analyzing audio recordings to ensure alignment with project ... Why Join Welo Data? ✨ Limitless Flexibility Project-based opportunities that fit your ...
Quick apply
Cantonese Audio Evaluator 粤语音频评估员
Charleston, WV · Remote
$29.90 - $30/hr
This role involves assessing and analyzing audio recordings to ensure alignment with project ... Why Join Welo Data? ✨ Limitless Flexibility Project-based opportunities that fit your ...
Project Perseus | Data Labeling Associate - Portuguese (Portugal) Speakers (Human-in-the-Loop AI)
Burlingame, CA · On-site
$66K - $67K/yr
Preferred : • Experience in data quality, QA, annotation, or analysis is helpful -- but not required. Company : With 27+ years of experience, Welo Data is the human-centered infrastructure for ...
Project Perseus | Data Labeling Associate - Portuguese (Portugal) Speakers (Human-in-the-Loop AI)
Burlingame, CA · On-site
$66K - $67K/yr
Preferred : • Experience in data quality, QA, annotation, or analysis is helpful -- but not required. Company : With 27+ years of experience, Welo Data is the human-centered infrastructure for ...
Welo Data Jobs Information

Project Perseus | Speech & Voice AI Analyst - Portuguese (Portugal) Speakers
Boston, MA • On-site
Full-time
Posted 26 days ago
Job description
Welo Data is looking for detail-oriented and reliable individuals to join their team as Speech & Voice AI Analysts. The role focuses on executing high-volume data labeling and annotation tasks across speech and voice datasets to support AI systems, ensuring accuracy and consistency in data management.
Responsibilities:
• Execute high-volume data labeling and annotation tasks across speech and voice datasets
• Follow detailed guidelines to ensure consistency, accuracy, and data integrity at scale
• Work with audio and language data, including transcription, categorization, and tagging
• Maintain strong throughput while meeting quality expectations
• Escalate unclear or ambiguous cases appropriately
• Adapt to evolving guidelines and workflows as systems and requirements change
• Support baseline data production needs for AI training pipelines
• Contribute to team calibrations and quality alignment sessions
Qualifications:
Required:
• Native-level fluency in Portuguese (Portugal)
• Strong written communication skills and language fundamentals
• 1 year of work experience in data labeling, annotation, or content-focused work; or a Bachelor's degree or equivalent academic qualification in a related field.
• Ability to follow detailed instructions and apply guidelines consistently
• High attention to detail and ability to maintain accuracy in repetitive tasks
• Comfort working in structured, process-driven environments
• Ability to manage time effectively and maintain steady output
• Willingness to ask questions and escalate when needed
Preferred:
• Basic familiarity with AI, speech technology, or language data is a plus
Company:
With 27+ years of experience, Welo Data is the human-centered infrastructure for globally effective AI. Founded in , the company is headquartered in , , with a team of 1001-5000 employees. The company is currently Late Stage.
Working at Welo Data
What to expect from working at Welo Data
From Welo Data
About Welo Data, in their own words
From Welo Data
Welo Data is a global AI data services company powering the next generation of AI. We build, annotate, and validate the training datasets that make AI models accurate, safe, and ready for the real world — across languages, cultures, and domains.
Our team of experts spans the globe, combining deep technical knowledge with a human-centered approach. If you want your work to shape how AI understands the world, you'll find your place here.
Diversity and inclusion statement
From Welo Data
Our Strength is derived from Winning Together. Welo Data is unequivocally committed to developing and fostering a workplace and organizational culture that values the diversity of thought and perspective delivered by a diverse global workforce operating within an inclusive organization.
About Welo Data
Sourced by ZipRecruiter
Industry
Data services and translation services
Company size
1,001 - 5,000 Employees
Headquarters location
New York, NY, US