Sr Data Scientist - Gen AI ML

Responsibilities

• Develop and orchestrate sophisticated AI workflows using LangGraph and multi-agent architectures
• Build and maintain advanced RAG systems utilizing LlamaIndex and vector databases for high-accuracy retrieval
• Integrate and manage diverse LLMs, including commercial and open-source models, based on performance and cost
• Design and deploy high-performance, scalable backend services using FastAPI and asynchronous Python
• Fine-tune large language models (LLMs) using PyTorch or TensorFlow to improve domain-specific performance
• Optimize GenAI workflows for latency, cost, and reliability through advanced prompt engineering and monitoring
• Containerize and deploy AI services via Docker into production environments

Requirements

• 7+ years of professional experience in data science or machine learning
• Hands-on experience building and deploying Generative AI applications in a production setting
• Strong proficiency in Python and the modern AI library ecosystem (LangChain, LlamaIndex, etc.)
• Deep experience with vector search, embedding models, and advanced data retrieval patterns
• Knowledge of model fine-tuning techniques and local LLM quantization/hosting
• Familiarity with production-grade monitoring, API security, and CI/CD for ML

Benefits

• Competitive compensation ranging from USD 62,000 to USD 217,000 based on experience
• Medical, vision, and dental benefits
• 401k retirement plan
• Variable pay and incentives
• Paid time off and paid holidays

About the Company

Photon is a technology leader focused on building and scaling advanced digital solutions. We specialize in integrating cutting-edge machine learning and generative AI to solve complex enterprise challenges.