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Posted Oct 15, 2025

Senior LLM Specialist - Large Language Model Fine-Tuning and Development with Appen - Remote Work Opportunity in the United States ($18-$25 per hour)

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Unlock Your Potential as a Senior LLM Specialist with Appen

We are excited to announce an exceptional career opportunity for a highly skilled Senior LLM Specialist to join our team at Appen. As a leader in the AI and technology industry, Appen is dedicated to developing cutting-edge large language models that transform the way businesses interact with their customers and users. This is a unique chance to work remotely in the United States and be part of a dynamic team that values innovation, collaboration, and excellence.

About Appen and Our Mission

Appen is a renowned technology company that specializes in creating advanced AI solutions for various industries. Our mission is to harness the power of artificial intelligence to drive business growth, improve customer experiences, and foster a culture of innovation. With a global presence and a diverse team of experts, we are committed to delivering high-quality solutions that exceed our clients' expectations.

Job Summary

As a Senior LLM Specialist at Appen, you will play a critical role in fine-tuning and training large language models to achieve optimal performance in various tasks. You will work closely with cross-functional teams to ensure that our LLMs meet the highest standards of accuracy, quality, and reliability. This is a full-time, hourly contract position that requires a strong background in writing, communication, and large language processing.

Key Responsibilities

Requirements

Essential Qualifications

Preferred Qualifications

Skills and Competencies

To succeed as a Senior LLM Specialist at Appen, you will need to possess a unique combination of technical, business, and interpersonal skills. These include:

Career Growth Opportunities and Learning Benefits

At Appen, we are committed to supporting the growth and development of our team members. As a Senior LLM Specialist, you will have access to:

Work Environment and Company Culture

At Appen, we pride ourselves on a dynamic and inclusive work environment that values:

Compensation, Perks, and Benefits

We offer a competitive compensation package that includes:

Conclusion

If you are a motivated and experienced Senior LLM Specialist looking for a new challenge, we encourage you to apply for this exciting opportunity at Appen. As a leader in the AI and technology industry, we offer a dynamic work environment, competitive compensation, and opportunities for growth and development. Join our team and contribute to the development of cutting-edge large language models that transform the way businesses interact with their customers and users.

Apply Now

Apply Now