Job Title: Senior Generative AI Engineer
About Quantanite
Quantanite is a global customer experience and digital solutions partner that blends cutting-edge AI with the human touch. Headquartered in London and operating across four continents, our 2,000-solid team helps some of the world’s fastest-growing brands scale smarter, work faster, and deliver better service—every time. We believe excellent service is built on two things: smart tech and even smarter people. If you are looking to be part of a forward-thinking, fast-moving, and inclusive global team that values both results and relationships, Quantanite is the place for you.

Position Overview
We are looking for an experienced Senior Generative AI Engineer with minimum 5 Years of experience to architect, develop, and lead the deployment of complex, production-ready AI solutions. This role is responsible for the full lifecycle of AI engineering—from strategic design to end-to-end deployment—with a specific focus on multi-agent architectures, advanced knowledge retrieval, and Large Language Models (LLMs).



You will drive technical innovation, mentor junior engineers, and translate complex business requirements into scalable, high-impact AI systems.

Key Responsibilities
• End-to-End Development: Own the full AI lifecycle, from conceptual design and architectural planning to model training, evaluation, and production deployment.
• Multi-Agent Systems: Architect and implement sophisticated multi-agent workflows and agentic systems using frameworks like LangChain, LlamaIndex, Langraph and OpenAI SDK to solve complex enterprise problems.
• RAG & Model Optimization: Design robust Retrieval-Augmented Generation (RAG) pipelines using vector databases and execute accurate fine-tuning of LLMs (e.g., GPT, Claude, LLaMA) using techniques like LoRA/QLoRA.
• Deployment & MLOps: Ensure systems are production-ready, scalable, and secure. Implement effective monitoring, evaluation Technical Leadership: Mentor junior engineers, conduc

📌 Senior AI Engineer (Thane)
🏢 Quantanite
📍 Thane