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
Quick apply
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
Quick apply
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
Native-level French proficiency and a university degree (Bachelor's or higher). * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and ...
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Native-level French proficiency and a university degree (Bachelor's or higher). * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and ...
Native-level English (UK, CA, AU) proficiency and a university degree (Bachelor's or higher). * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to ...
Quick apply
Native-level English (UK, CA, AU) proficiency and a university degree (Bachelor's or higher). * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to ...
Native-level English (UK, CA, AU) proficiency and a university degree (Bachelor's or higher). * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to ...
Quick apply
Native-level English (UK, CA, AU) proficiency and a university degree (Bachelor's or higher). * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to ...
Native-level English (UK, CA, AU) proficiency and a university degree (Bachelor's or higher). * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to ...
Quick apply
Native-level English (UK, CA, AU) proficiency and a university degree (Bachelor's or higher). * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to ...
Seattle, WA · On-site
$72K - $90K/yr
You will develop a deep understanding of our data annotation practices and assist in diagnosing & fixing complex deep learning models to ensure our products are robust & reliable. You will help the ...
Seattle, WA · On-site
$72K - $90K/yr
You will develop a deep understanding of our data annotation practices and assist in diagnosing & fixing complex deep learning models to ensure our products are robust & reliable. You will help the ...
Seattle, WA · On-site +1
$72K - $90K/yr
You will develop a deep understanding of our data annotation practices and assist in diagnosing & fixing complex deep learning models to ensure our products are robust & reliable. You will help the ...
Quick apply
Seattle, WA · On-site +1
$72K - $90K/yr
You will develop a deep understanding of our data annotation practices and assist in diagnosing & fixing complex deep learning models to ensure our products are robust & reliable. You will help the ...
Tukwila, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Masters and/or PhD is is ...
Tukwila, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Masters and/or PhD is is ...
Mill Creek, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Masters and/or PhD is is ...
Mill Creek, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Masters and/or PhD is is ...
White Center, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Masters and/or PhD is is ...
White Center, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Masters and/or PhD is is ...
Seattle, WA · On-site
$75K - $110K/yr
Keeping the human in AI. mpathic is a trusted leader in AI Safety offering human services in red teaming, trust & safety, central rating and monitoring for clinical trials and expert data annotation ...
Seattle, WA · On-site
$75K - $110K/yr
Keeping the human in AI. mpathic is a trusted leader in AI Safety offering human services in red teaming, trust & safety, central rating and monitoring for clinical trials and expert data annotation ...
$139K - $258K/yr
The team's large scale distributed Annotation platform enables current and future Apple intelligence products by generating high quality critical data that facilitates Apple Intelligence and other ...
$139K - $258K/yr
The team's large scale distributed Annotation platform enables current and future Apple intelligence products by generating high quality critical data that facilitates Apple Intelligence and other ...
Labels & Annotation Data Lifecycle: Own how labels and semantic annotations are appended to datasets without rewriting source data, then versioned, quality-checked, and served, partnering with ...
Labels & Annotation Data Lifecycle: Own how labels and semantic annotations are appended to datasets without rewriting source data, then versioned, quality-checked, and served, partnering with ...
$130K - $156K/yr
Labels & Annotation Data Lifecycle: Own how labels and semantic annotations are appended to datasets without rewriting source data, then versioned, quality-checked, and served, partnering with ...
Quick apply
$130K - $156K/yr
Labels & Annotation Data Lifecycle: Own how labels and semantic annotations are appended to datasets without rewriting source data, then versioned, quality-checked, and served, partnering with ...
Seattle, WA · On-site
$130K - $156K/yr
Labels & Annotation Data Lifecycle: Own how labels and semantic annotations are appended to datasets without rewriting source data, then versioned, quality-checked, and served, partnering with ...
Seattle, WA · On-site
$130K - $156K/yr
Labels & Annotation Data Lifecycle: Own how labels and semantic annotations are appended to datasets without rewriting source data, then versioned, quality-checked, and served, partnering with ...
... data annotation and rubric-based scoring • Prior work in trust and safety, content moderation, QA, or security research • Subject matter expertise in any high-risk domain (cybersecurity ...
... data annotation and rubric-based scoring • Prior work in trust and safety, content moderation, QA, or security research • Subject matter expertise in any high-risk domain (cybersecurity ...
Kirkland, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Master's and/or PhD is ...
Kirkland, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Master's and/or PhD is ...
Cottage Lake, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Master's and/or PhD is ...
Cottage Lake, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Master's and/or PhD is ...
Seattle, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Master's and/or PhD is ...
Seattle, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Master's and/or PhD is ...
Newcastle, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Masters and/or PhD is is ...
Newcastle, WA · Remote
$50 - $60/hr
Proficient in financial analysis, financial modeling, data analysis, and other reasoning exercises related to finance management * A current, in progress, or completed Masters and/or PhD is is ...
A typical workday as a Data Annotator involves reviewing datasets—such as images, audio, text, or video—and accurately labeling or categorizing information according to specific project guidelines. Most Data Annotators work independently, but they often collaborate with project managers or data scientists to clarify requirements and resolve ambiguities. Tasks may be repetitive, but adhering to precise standards is vital for maintaining data quality. Work environments can range from technology companies to remote or freelance settings, and advancement opportunities exist as team leads or quality assurance specialists for those who excel in consistency and reliability.
A Data Annotation job involves labeling and categorizing data, such as text, images, audio, or video, to help train machine learning models. Annotators apply tags, bounding boxes, or classifications to data based on specific guidelines. This process improves the accuracy of AI systems in recognizing patterns and making predictions. Many data annotation jobs require attention to detail and familiarity with specific domains. It is commonly used in applications like autonomous driving, natural language processing, and computer vision.
To thrive in Data Annotation, you need strong attention to detail, accuracy, and basic data handling skills, often supported by a high school diploma or equivalent. Familiarity with annotation platforms, data labeling software, or content management systems is frequently required, though specific certifications are rare. Excellent communication, time management, and the ability to focus on repetitive tasks distinguish top performers in this role. These skills are crucial because accurate and consistent data annotation directly impacts the quality of machine learning models and AI applications.

Seattle, WA
$38/hr
Full-time
Posted 5 days ago
Welo Data is looking for experienced, detail-oriented professionals to join our team as Data Quality Analysts. This role sits at the center of execution and quality — bridging Data Labeling Associates (DLAs) and Team Leads to ensure work is not only completed, but done right.
You'll work closely with both people and AI systems — auditing outputs, supporting day-to-day execution, and helping teams apply guidelines correctly in fast-moving, real-world scenarios. The work combines data quality, light project coordination, and hands-on training, where your ability to guide others and think critically is just as important as your own output.
Project Details
Important: This is a 100% onsite position — remote work is not available for this role. To be considered, candidates must be located in or able to commute to one of the following cities: NYC, Seattle, Bellevue, Redmond, San Francisco, Sunnyvale, Burlingame, Austin, Los Angeles, Washington DC, Chicago, Boston. Please only apply if you meet this location requirement.
What You’ll DoThis is an opportunity to move beyond traditional data work and play a direct role in how AI systems are evaluated and improved. The work is fast-moving, collaborative, and increasingly central to how modern AI systems are built and deployed.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
From Welo Data
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.
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.
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Data services and translation services
1,001 - 5,000 Employees
New York, NY, US