LLM Engineer - Remote Work
BairesDev
full-remotemidpermanentbackenddata Brazil 60 days ago via LinkedIn
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LLMsRAGFine-tuningPrompt EngineeringLangChainAI AgentsEvaluation FrameworksContext ManagementInference OptimizationMonitoring
About the role
Role Overview
You’ll be an LLM Engineer designing and building production-ready AI applications powered by large language models (LLMs). The focus is on fine-tuning and retrieval-augmented generation (RAG), translating business requirements into accurate, scalable, and reliable generative systems.
Responsibilities
- Design and implement RAG architectures that ground LLM responses in external knowledge bases.
- Build and manage LLM fine-tuning pipelines across the full lifecycle to match domain needs.
- Optimize performance using advanced prompt engineering, evaluation frameworks, and context management.
- Develop and deploy production-grade AI agents using orchestration frameworks such as LangChain.
- Collaborate cross-functionally to integrate generative AI features into existing products.
- Ensure reliability and cost efficiency via monitoring, validation layers, and inference optimization.
Requirements
- 4+ years of experience in Software Engineering, AI/ML, or Data Science.
- Proven experience building and deploying LLM-powered applications.
- Hands-on expertise in fine-tuning, RAG, and prompt engineering.
- Proficiency with LLM frameworks, especially LangChain (or similar).
- Ability to design evaluation frameworks for accuracy and model performance.
- Advanced English proficiency.
Nice to Have
- Not explicitly stated, but strong production experience with monitoring/validation and inference optimization is implied by the responsibilities.
Work Setup
- 100% remote (work from anywhere), flexible hours, and company-provided hardware/software setup.
About BairesDev
BairesDev is a technology services company that builds cutting-edge solutions for major enterprises and innovative startups. With 15+ years of experience and a large remote team of top-tier engineering talent, it delivers end-to-end projects across software and advanced technologies including AI.
Scraped 4/16/2026