Gen AI Developer: LLMs, RAG, Vector DBs

Quantum Technologies. LLC; Quincy (MA); On-site; USD 120,000 - 180,000; Full time

Job summary

Quantum Technologies. LLC seeks an AI/ML engineer to advance generative AI capabilities, RAG architectures, and end-to-end AI workflows. You will develop in Python or Java, work with LangChain/LangGraph/LlamaIndex, and manage vector databases while integrating cloud services.

Collaborate with cross-functional teams to deploy scalable ML/NLP solutions, implement robust APIs, and ensure secure, efficient model deployment in a modern cloud environment.

Qualifications

• Proficiency in Python or Java.
• Hands-on experience with Generative AI and LLMs.
• Strong understanding of RAG architecture and implementation.
• Experience with prompt engineering and context management.
• Hands-on experience with LangChain, LangGraph, or LlamaIndex.
• Experience with vector databases such as Pinecone, FAISS, Chroma, or Weaviate.
• Knowledge of REST APIs, microservices, and distributed systems.
• Experience with ML and NLP fundamentals.
• Familiarity with AWS, Azure, or GCP.
• Experience with Docker, Kubernetes, Git, and CI/CD pipelines.

Skills

Python/Java programming

Generative AI/LLMs

RAG architecture

Prompt engineering

LangChain/LangGraph/LlamaIndex

Vector databases

REST APIs/microservices

ML/NLP fundamentals

Cloud platforms (AWS/Azure/GCP)

Docker/Kubernetes/Git/CI-CD

Tools

Docker

Kubernetes

Git

CI/CD pipelines

LangChain

LangGraph

LlamaIndex

Pinecone

FAISS

Chroma

Weaviate

Job description

Quantum Technologies. LLC seeks an AI/ML engineer to advance generative AI capabilities, RAG architectures, and end-to-end AI workflows. You will develop in Python or Java, work with LangChain/LangGraph/LlamaIndex, and manage vector databases while integrating cloud services.

Collaborate with cross-functional teams to deploy scalable ML/NLP solutions, implement robust APIs, and ensure secure, efficient model deployment in a modern cloud environment.