Shape the Future of AI — Croatian Talent Hub

Position Overview

• Location Type:
• Job Type: Freelance
• Salary:

Welo Data, a brand of Welocalize, collaborates with technology companies to deliver high-quality, ethically sourced, relevant, diverse, and scalable datasets that enhance AI models. With over 25 years of experience and a global community of over 500,000 AI training and domain experts, WeloData offers services in: - ANNOTATION & LABELLING: Transcription, summarization, image and video classification and labeling. - ENHANCING LLMs: Prompt engineering, SFT, RLHF, red teaming and adversarial model training, model output ranking. - DATA COLLECTION & GENERATION: From institutional languages to remote field audio collection. - RELEVANCE & INTENT: Culturally nuanced and aware, ranking, relevance, and evaluation to train models for search, ads, and LLM output.

Welo Data is looking for individuals with practical, applied AI expertise, strong academic experience, and a deep working knowledge of state-of-the-art AI tools, frameworks, and best practices to help elevate clients' data. The company is reimagining how people and machines understand each other, partnering with leading global companies to power inclusive, human-centered AI built on high-quality language data. They are building a global network of talented linguists, language enthusiasts, and culturally curious contributors to shape the future of technology through language.

Join Our Talent Community

Welo Data welcomes professionals and enthusiasts passionate about language and technology. Joining the talent pool provides priority access to future task-based projects in areas such as annotation, evaluation, and prompt creation. Opportunities will be communicated with an invitation to a qualification process, which may include training, assessments, or onboarding.

Who We're Looking For

• Native or near-native fluency in Croatian
• Proficient in English (written and spoken)
• Comfortable using digital tools and working remotely
• Detail-oriented, curious, and eager to learn
• Open to working on a wide variety of language-focused tasks

Why Choose Welo Data?

• Limitless You: Work on your terms, with the flexibility to grow skills, explore projects, and balance life on your own schedule.
• Limitless AI: Contribute to training and improving AI systems that impact millions, making them more inclusive, intelligent, and human-centered.
• Be Part of Us: Join a vibrant, global community of language lovers, technologists, and creatives working together to shape a more connected world.
• Opportunity: Be the first to access projects that match your skills and availability.

If you are passionate about language, technology, and shaping the future of AI, Welo Data encourages you to apply.

Application Instructions

Apply now by answering a few quick questions to join our community.

Contact Information

For questions, reach out to us at JobPosting@welocalize.com