Remote Generative AI Engineer: AI Agents & RAG

Appathon.Ai; Dallas (TX); Hybrid; USD 60,000 - 120,000; Part time

Job summary

UpSela Talent Solutions Inc. is seeking an AI Engineer to develop Generative AI applications and intelligent AI agents, with 1–3 years of experience. You will design, implement, and deploy AI-powered features across recruitment workflows.

You’ll work with Python, LLM APIs, LangChain, RAG pipelines, and backend services using FastAPI. Collaboration with product and engineering teams to ship production-ready AI capabilities.

Qualifications

• 1–3 years of AI/ML engineering, Generative AI, or software development.
• Strong Python programming proficiency.
• Hands-on experience with LLM APIs (OpenAI or similar).
• Knowledge of LangChain, LangGraph or LlamaIndex.
• Understanding of RAG, embeddings, vector databases and semantic search.
• Experience with FastAPI, Flask or REST API development.
• Familiarity with PostgreSQL, MongoDB or other databases.
• Understanding of prompt engineering and AI model integration.
• Familiarity with Git, cloud platforms and modern dev practices.
• Strong analytical, troubleshooting and problem-solving skills.

Responsibilities

• Design, develop, and deploy AI-powered applications and intelligent AI agents.
• Build Generative AI solutions using OpenAI, Claude, LangChain, and LangGraph.
• Develop Retrieval-Augmented Generation (RAG) pipelines and semantic search capabilities.
• Implement AI-powered resume parsing, candidate matching, and screening automation.
• Integrate LLMs with backend APIs, databases, and business applications.
• Develop autonomous and multi-step AI agent workflows.
• Build scalable backend services using Python and FastAPI.
• Optimize AI model performance, response accuracy, latency, and operational costs.
• Collaborate with product and engineering teams to deliver production-ready AI features

Skills

Python

LLMs

LangChain

LangGraph

RAG

Embeddings

Vector databases

FastAPI

REST API

PostgreSQL

MongoDB

Prompt engineering

Git

Cloud

Tools

OpenAI API

LangChain tools

LangGraph

LlamaIndex

Pinecone/ChromaDB

Docker

Job description

UpSela Talent Solutions Inc. is seeking an AI Engineer to develop Generative AI applications and intelligent AI agents, with 1–3 years of experience. You will design, implement, and deploy AI-powered features across recruitment workflows.

You’ll work with Python, LLM APIs, LangChain, RAG pipelines, and backend services using FastAPI. Collaboration with product and engineering teams to ship production-ready AI capabilities.