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Posted on 2026/01/08

Sr. Python Developer ( Gen AI and RAG )

SparkAi

Lahore, Pakistan

Full-time

Full Description

Position: Sr.

Backend Developer

Job Location: Lahore

Company: SparkAi

Experience: 3 to 5 years

Role Overview:

We are looking for a highly skilled Senior Python Developer with expertise in Generative AI and Retrieval-Augmented Generation (RAG).

The ideal candidate should have hands-on experience in LLMs, prompt engineering, vector databases, and AI-driven application development.

Key Responsibilities

• Familiarity with Graph Databases like Neo4j

• Develop and optimize LLM-powered applications using Python.

• Implement Retrieval-Augmented Generation (RAG) pipelines for AI-driven search and content generation.

• Design and fine-tune prompt engineering strategies for better AI responses.

• Integrate OpenAI, LangChain, Hugging Face, and other AI frameworks into scalable applications.

• Optimize ML models and deployments using Docker, FastAPI, Flask, and other frameworks.

• Collaborate with cross-functional teams to deliver AI-powered solutions.

Requirements

• Experience in LLMs, OpenAI API, LangChain, Hugging Face

• Proficiency in RAG

• Understanding of NLP, embeddings, and knowledge graphs

• Familiarity with cloud services (AWS, GCP, Azure)

• Experience in API development (FastAPI, Flask, Django, Rest)

• Knowledge of MLOps & model deployment is a plus

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