Case Studies

Scaling Multilingual QA Across Regions Without Sacrificing Quality
To scale multilingual QA while reducing internal burden, a major…

Scaling Search and Localization Evaluation for a Global Media Ecosystem
Summary A leading global technology company required scalable, culturally fluent…

Rapid Scaling for Confidential Sports App Launch: Fast, Secure, 24/7 Coverage
Discover how a global tech company partnered with Welo Data…

Strengthening AI Content Integrity Through Human Evaluation
A global tech company partnered with expert evaluators to train…

Improving LLM Reasoning Through Expert-Level Research Prompts and Structured Evaluation
Discover how a top AI company used expert prompts and…

CASE STUDY: Improving Helpfulness in LLMs
Discover how Welo Data improved the relevance and alignment of…

CASE STUDY: Enhancing Factuality in LLMs
Discover how Welo Data partnered with a reputed technology brand…

CASE STUDY: Rapid Expert Rater Recruitment for Global Ad Quality
Discover how Welo Data helped a global tech giant build…

CASE STUDY: Ensuring Trust and Integrity in Quality Raters
Discover how Welo Data’s NIMO helped a leading tech giant…

CASE STUDY: Accelerating LLM Development & Fine-Tuning
A large foundational model developer teamed up with Welo Data…