LLM Engineer - Remote Work

At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley.
Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide.
When you apply for this position, you're taking the first step in a process that goes beyond the ordinary. We aim to align your passions and skills with our vacancies, setting you on a path to exceptional career development and success.
LLM Engineer at BairesDev
As an LLM Engineer, you will design and build advanced applications powered by large language models, focusing on fine-tuning and retrieval-augmented generation (RAG). You will translate complex business requirements into high-performance AI solutions, ensuring that generative outputs are accurate, scalable, and production-ready.
What You'll Do:
- Design and implement robust RAG architectures to ground LLM responses in external knowledge bases.
- Develop and manage the full lifecycle of LLM fine-tuning pipelines to align model outputs with specific domain needs.
- Optimize system performance through advanced prompt engineering, evaluation frameworks, and context management.
- Build and deploy production-grade AI agents using modern orchestration frameworks like LangChain.
- Collaborate with cross-functional teams to integrate generative AI features seamlessly into existing product ecosystems.
- Ensure model reliability and cost-efficiency by implementing monitoring, validation layers, and inference optimization.
What we are looking for:
- 4+ years of experience in Software Engineering, AI/ML, or Data Science.
- Proven expertise in building and deploying applications powered by Large Language Models (LLMs).
- Hands-on experience with fine-tuning, RAG architectures, and prompt engineering.
- Proficiency with LLM frameworks such as LangChain or similar tools.
- Strong background in designing evaluation frameworks for model performance and accuracy.
- Advanced proficiency in English.
How we do make your work (and your life) easier:
- 100% remote work (from anywhere).
- Excellent compensation in USD or your local currency if preferred
- Hardware and software setup for you to work from home.
- Flexible hours: create your own schedule.
- Paid parental leaves, vacations, and holidays.
- Innovative and multicultural work environment: collaborate and learn from the global Top 1% of talent.
- Supportive environment with mentorship, promotions, skill development, and diverse growth opportunities.
Apply now and become part of a global team where your unique talents can truly thrive!

Work arrangement
Yes