
Transforming global content for diverse audiences
Welocalize, founded in 1997 and headquartered in Midtown South, New York, NY, is the 4th largest language service provider in North America and the 9th globally. With over 250 language options, Welocalize transforms and localizes content for 2,000+ clients, including major brands like Disney, Uber, ...
Welocalize offers competitive salaries, equity options, generous PTO policies, and a remote-friendly work environment to support work-life balance. Em...
Welocalize fosters a culture of inclusivity and global awareness, emphasizing the importance of language diversity. The company is committed to levera...

Welocalize • Mexico City, Mexico
Welocalize is seeking a Spanish Culture and Language Expert to evaluate AI-generated responses and improve language models. This role requires strong writing skills and familiarity with cultural nuances in Spanish.
You have a background in teaching or experience in writing in Spanish, which helps you understand the nuances of the language. Your excellent written communication skills ensure that you can evaluate AI-generated responses for accuracy and grammar effectively. You are familiar with cultural nuances in Spanish, which is essential for providing contextually relevant feedback. You are comfortable with structured tasks such as preference ranking, prompt-response writing, and grammaticality checks, which are crucial for the role. You are detail-oriented and can identify issues in AI-generated content, providing refined, high-quality rewritten responses. You thrive in a flexible work environment, allowing you to manage your time effectively while contributing to the project.
In this role, you will evaluate AI-generated responses for accuracy, grammar, and cultural relevance, ensuring that the outputs meet high-quality standards. You will identify issues in the responses and provide refined, high-quality rewritten content to improve the AI's understanding of the Spanish language. Your tasks will include creating natural prompts and responses in Spanish to enhance conversational datasets, which will be used to train AI systems. You will collaborate with global teams to help improve AI language models, contributing your expertise to enhance the overall quality of the project. This role allows you to work from the comfort of your home on a flexible schedule, committing approximately 20 hours per week over a four-week project duration.
You will be part of an exciting language evaluation project that aims to improve AI systems' understanding of Spanish. The role is freelance, providing you with the flexibility to work on your terms. The project starts on January 16, 2026, and offers a competitive rate of $30 USD per hour. You will have the opportunity to contribute to meaningful work that impacts AI language models, making your expertise valuable in shaping the future of language technology. We encourage you to apply even if your experience doesn't match every requirement, as we value diverse backgrounds and perspectives.
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