Staff Ai/ml Engineer Noida (India)

Job Title: AI Staff Data Scientist Location: Noida / Bangalore Experience: 712+ Years Employment Type: Full time About PhysicsWallah: PhysicsWallah (PW) is one of India's leading education technology companies, empowering millions of learners through creative digital learning solutions. We are building next-generation AI platforms to transform education through personalized learning, intelligent tutoring, content generation, and AI-powered learning experiences. As an AI Staff Data Scientist, you will play a key technical leadership role in shaping our Generative AI and Large Language Model (LLM) initiatives. You will work closely with Product, Engineering, and AI teams to build scalable, production-grade AI systems that power experiences for millions of students. If you're passionate about solving complex AI challenges and building state-of-the-art LLM applications at scale, we'd love to hear from you. Roles & Responsibilities: Design, develop, and deploy production-grade Generative AI and LLM-powered applications. Architect and implement scalable Retrieval-Augmented Generation (RAG) pipelines for knowledge-intensive AI systems. Fine-tune foundation models using techniques such as LoRA, QLoRA, PEFT, and RLHF. Optimize LLM inference for latency, throughput, scalability, and infrastructure cost. Build intelligent Agentic AI and multi-agent systems capable of autonomous reasoning and task execution. Design scalable vector search architectures using contemporary vector databases. Develop robust evaluation pipelines, including LLM-as-a-Judge methodologies for automated quality assessment. Build and maintain end-to-end ML workflows, experimentation pipelines, and model observability. Collaborate with Product Managers, Engineering teams, and Data Scientists to translate business problems into AI-powered solutions. Drive architectural decisions, establish AI best practices, and mentor engineers across teams. Stay up to date with the latest advancements in Generative AI, LLM Job Title: AI Staff Data Scientist Location: Noida / Bangalore Experience: 712+ Years Employment Type: Full time About PhysicsWallah: PhysicsWallah (PW) is one of India's leading education technology companies, empowering millions of learners through creative digital learning solutions. We are building next-generation AI platforms to transform education through personalized learning, intelligent tutoring, content generation, and AI-powered learning experiences. As an AI Staff Data Scientist, you will play a key technical leadership role in shaping our Generative AI and Large Language Model (LLM) initiatives. You will work closely with Product, Engineering, and AI teams to build scalable, production-grade AI systems that power experiences for millions of students. If you're passionate about solving complex AI challenges and building state-of-the-art LLM applications at scale, we'd love to hear from you. Roles & Responsibilities: Design, develop, and deploy production-grade Generative AI and LLM-powered applications. Architect and implement scalable Retrieval-Augmented Generation (RAG) pipelines for knowledge-intensive AI systems. Fine-tune foundation models using techniques such as LoRA, QLoRA, PEFT, and RLHF. Optimize LLM inference for latency, throughput, scalability, and infrastructure cost. Build intelligent Agentic AI and multi-agent systems capable of autonomous reasoning and task execution. Design scalable vector search architectures using contemporary vector databases. Develop robust evaluation pipelines, including LLM-as-a-Judge methodologies for automated quality assessment. Build and maintain end-to-end ML workflows, experimentation pipelines, and model observability. Collaborate with Product Managers, Engineering teams, and Data Scientists to translate business problems into AI-powered solutions. Drive architectural decisions, establish AI best practices, and mentor engineers across teams. Stay up to date with the latest advancements in Generative AI, LLM