Are you passionate about languages, writing, and quality evaluation? We are launching an exciting language evaluation project and are looking for Japanese-speaking experts to join our team.
In this role, you will contribute to training AI systems to better understand, generate, and refine language by performing structured evaluation and writing tasks, all from the comfort of your home and on a flexible schedule.
What you will do:- Evaluate AIgenerated responses for accuracy, grammar, and cultural relevance.
- Identify issues and provide refined, highquality rewritten responses.
- Create natural prompts and responses in Japanese to improve conversational datasets.
- Collaborate with global teams to help improve AI language models.
Start Date: 16th
January Duration: 4 weeks
- Rate : $35USD/hour
- Commitment: ~20 hours/week (flexible schedule).
- Job Type: Freelance contract.
- Location: Japan (remote).
- Background as a teacher (preferred but not a must) or experience in teaching/writing in Japanese.
- Excellent written communication and strong grammatical accuracy.
- Familiarity with cultural nuances in Japanese.
- Comfortable with structured tasks such as: preference ranking (factuality & locality), promptresponse writing, grammaticality checks, provision & improvement of text.
Why Join Welo Data?
Limitless Flexibility
Project-based opportunities that fit your availability. Choose when and how much you want to contribute—fully remote, with complete autonomy.
Limitless Growth
Optional access to AI and Large Language Model workshops designed specifically for professionals like you. No coding required—just your expertise.
Limitless Support
Be part of a global contributor community with responsive guidance and support.
Real Impact
Apply your expertise in the Legal field to influence the AI systems shaping the future of your industry—while collaborating with data professionals and expanding your skills.
How to Apply?
Apply now by answering a few quick questions to join our database and become part of our growing community.
About Welo Data
Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train the world's most advanced AI systems.
We're building smarter, more human AI with a diverse community in 100+ countries.At Welo Data, Limitless AI. Limitless You. isn't just a slogan—it's our promise.
We build smarter AI through the power of human contribution, offering limitless opportunities for our global community to grow, contribute, and work on their terms.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses.
-
Tokyo, Tokyo SME Careers Remote job¥22,000 - ¥70,000 per yearWe are seeking Japanese language experts to join us as AI Data Trainers. In this role, you will create engaging and informative content that powers the development of cutting-edge AI models. · ...
-
Japan Invisible AgencyWe need your expertise to help power the next generation of AI. · Converse with the model on language scenarios · Verify factual accuracy and logical soundness · ...
-
Japan WGSNWe are looking to hire a remote-based Japanese Language Specialist in Japan to join our Localization team. · This is a remote role based out of Japan. · ...
-
Tokyo Thermo Fisher Scientific Full time¥400,000 - ¥800,000 per yearThermo Fisher Scientific Language Services is looking for a Japanese Language Specialist with experience in clinical translation and quality assurance to join the internal team. · ...
-
Tokyo Private AI ¥900,000 - ¥1,200,000 per yearWe're seeking an exceptional Data Manager to scale our Japanese operations. As the founding member of our Japanese data team, you'll shape how our cutting-edge AI models understand and protect personally identifiable information (PII) in Japanese contexts. This role combines ling ...
-
Tokyo Private AI OTHER¥4,625,000 - ¥7,350,000 per yearWe are seeking an exceptional Data Manager to scale our Japanese operations. · ...
-
Tokyo Netflix ¥5,000,000 - ¥10,000,000 per yearNetflix is one of the world's leading entertainment services, with over 300 million paid memberships in over 190 countries enjoying TV series, films and games across a wide variety of genres and languages. We treat each country we operate in differently, since it is not just abou ...
-
Tokyo Netflix Full time¥6,000,000 - ¥12,000,000 per yearWe are looking for a Product Language Manager, Japanese who will sit at the intersection of linguistic craft, cultural expertise, product knowledge and AI innovation. You will ensure that our language experiences not only meet the highest standards of accuracy and cultural releva ...
-
Tokyo sabipromoteJoin our customer's team as a dynamic Japanese Language Tutor, delivering engaging lessons in both written and spoken Japanese. This is a unique opportunity to apply your language expertise and pedagogical skills in a flexible, remote environment while helping learners achieve fl ...
-
Tokyo Pixelogic Media Partners, LLC Full time¥900,000 - ¥1,200,000 per yearWe are seeking a Japanese Post Processing Language Specialist to help us build next-generation localization workflows and offer premium content localization services. · ...
-
Tokyo Pixelogic Media ¥2,500,000 - ¥5,000,000 per yearWe are seeking a Japanese Post Processing Language Specialist to help us build next-generation localization workflows for premium content localization services.This role will be key in evaluating translated audio and subtitle files, reporting error patterns, and contributing to c ...
-
Japan Weekday AIWe are seeking native Japanese-speaking legal professionals based in Japan to contribute their legal expertise and linguistic precision to the development of advanced AI systems in the legal domain. · ...
-
Tokyo TransPerfect Games ¥4,000,000 - ¥8,000,000 per yearDo you catch every typo like a final boss and live for perfectly localized gaming dialogue? TransPerfect Games is calling all multitasking heroes for an all-in-one Chinese-to-Japanese Game Translator & QA Specialist role Whether you're grinding XP in translation or speedrunning Q ...
-
Tokyo Private AI Remote job¥4,000,000 - ¥12,000,000 per yearWe're seeking an exceptional Data Manager to scale our Japanese operations. As the founding member of our Japanese data team, you'll shape how our cutting-edge AI models understand and protect personally identifiable information (PII) in Japanese contexts. · Lead a high-performin ...
-
Japan LILT ¥50,000 - ¥100,000 per yearWe are looking for detail-oriented linguists with native speaker fluency in Japanese to support AI-related project focused on prompt evaluation, video content understanding, text review & correction. · Prompt evaluation · Video content understanding · ...
-
Japan Welocalize ¥60,000 - ¥120,000 per yearWe are looking for professionals with at least 5 years of customer service experience to join Welo Data on a cutting edge project, where the world's top minds meet the future of intelligence. · Reviewing and evaluating AI-generated responses · Rewriting or refining responses when ...
-
Tokyo Netflix ¥1,200,000 - ¥2,400,000 per yearWe are looking for a Product Language Manager, Japanese who will sit at the intersection of linguistic craft, cultural expertise, product knowledge and AI innovation. You will ensure that our language experiences not only meet the highest standards of accuracy and cultural releva ...
-
Japan Welocalize ¥50,000 - ¥1,000,000 per yearWe are launching a short-term project and are looking for experienced tutors and teachers to join our team. · In this role, you will contribute to training AI systems to better understand, generate, and refine instructional language. You'll perform structured evaluation and rewri ...
-
Tokyo Pixelogic Media Partners, LLC ¥6,240,000 - ¥9,840,000 per yearWe are looking for a Japanese Post Processing Language Specialist to help us build next-generation localization workflows and offer premium content localization services. · ...
-
AI Language Expert
4週間前
Tokyo Alignerr $30 - $35We work with domain specialists around the world to evaluate and refine AI systems in areas where precision, pedagogy, and human judgment matter most.Evaluate AI-generated Japanese speech and text for linguistic accuracy, naturalness, and educational quality. · Assess learner spe ...
-
Tokyo, Japan Pixelogic Media PartnersThis position will help build next-generation localization workflows to offer premium content localization services. · Evaluate translated audio and subtitle files. · Contribute to constructive feedback loop evaluating worldwide translators. · ...