Large Language Model (LLM) Engineer

Yantran; Chennai District; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Yantran in Chennai is looking for an LLM Engineer to develop innovative applications and production infrastructure around Large Language Models. You will build LLM-powered apps, integrate foundation models via APIs, implement RAG architectures, and tune prompts while ensuring scalable, cost-efficient production services. Collaborate on embeddings, vector stores, and prompt optimization with LangChain/LlamaIndex, Hugging Face, and REST APIs to deliver robust NLP solutions.

Qualifications

• Proficient in LLMs and Python for building production-ready applications.
• Experience integrating foundation models via APIs.
• Familiarity with RAG architectures and retrieval systems.
• Experience with vector databases and embeddings.
• Knowledge of LangChain or LlamaIndex is a plus.

Responsibilities

• Develop LLM-powered applications.
• Integrate foundation models through APIs.
• Implement RAG architectures.
• Develop prompt engineering and optimization strategies.
• Implement model evaluation and testing.
• Fine-tune models when appropriate.
• Build vector search and embedding pipelines.
• Develop LLM APIs and production services.
• Monitor model performance, cost, and latency.

Skills

LLMs

Python

OpenAI/Azure OpenAI/Anthropic/Gemini

Transformers

Hugging Face

RAG

Embeddings

Vector databases

LangChain/LlamaIndex

REST APIs

Job description

Seeking an LLM Engineer to develop applications and infrastructure using Large Language Models.

Responsibilities:

• Develop LLM-powered applications.
• Integrate foundation models through APIs.
• Implement RAG architectures.
• Develop prompt engineering and optimization strategies.
• Implement model evaluation and testing.
• Fine-tune models when appropriate.
• Build vector search and embedding pipelines.
• Develop LLM APIs and production services.
• Monitor model performance, cost, and latency.

Required Skills:

• LLMs.
• Python.
• OpenAI/Azure OpenAI/Anthropic/Gemini.
• Transformers.
• Hugging Face.
• RAG.
• Embeddings.
• Vector databases.
• LangChain/LlamaIndex.
• REST APIs.