Gen AI Developer

EY; Kolkata District, Pune District, Bengaluru; Hybrid; INR 2,500,000 - 6,000,000; Full time

Job summary

EY is seeking a Senior AI Engineer in India to design, build, and deploy production-grade AI systems. The role focuses on Python, Generative AI, NLP, and transformer architectures, with leadership potential to guide stakeholders and mentor juniors.

You will own features end-to-end, develop REST APIs, and scale applications for high-volume workloads, while operating in an on-prem/cloud hybrid Azure environment. Strong collaboration and delivery mindset are essential.

Qualifications

• Bachelor's or master's degree in Computer Science, Data Science, Artificial Intelligence, Engineering, or a related field.
• 4–8 years hands-on experience in software/AI engineering (not limited to Generative AI).
• Proven track record of delivering production-grade AI/ML solutions.
• Very strong proficiency in Python and its AI/ML ecosystem.
• Solid hands-on experience with Generative AI (LLMs, prompt engineering, RAG, embeddings, fine-tuning).
• Strong foundation in Machine Learning and Deep Learning concepts and techniques.
• Good working knowledge of NLP and Transformer-based architectures.
• Production-grade experience designing and developing REST/APIs and integrating AI models into services.
• Demonstrated experience in scaling applications and optimizing performance for high-volume workloads.
• Hands-on experience with Microsoft Azure cloud services.
• Experience in deploying and operating models/services in production environments (CI/CD, containerization, monitoring).

Responsibilities

• Own features end-to-end, from problem framing and model development to API design, deployment, and scaling on the cloud.
• Design, build, and deploy production-grade AI systems.
• Engage directly with stakeholders to translate business needs into scalable technical solutions.
• Design and develop REST/APIs and integrate AI models into services.
• Scale applications and optimize performance for high-volume workloads.
• Deploy and operate models/services in production environments (CI/CD, containerization, monitoring).
• Operate as a strong individual contributor and lead at a stakeholder engagement capacity.
• Guide and mentor junior engineers.

Skills

Python

Generative AI

Agentic AI

NLP

Transformers

REST APIs

Azure

CI/CD

Docker/Kubernetes

ML/DL

Education

Bachelor's or Master's in CS/Data Science/AI/Engineering

Tools

LangChain

LlamaIndex

Semantic Kernel

AutoGen

Pinecone/FAISS/Azure AI Search

Docker

Kubernetes

Azure ML

Job description

The Opportunity

We are looking for a Senior AI Engineer with 4-8 years of overall experience to design, build, and deploy production-grade AI systems. The ideal candidate has strong hands‑on expertise in Python, Generative AI and Agentic AI, backed by a solid foundation in Machine Learning, Deep Learning, NLP, and Transformer architectures. This is a hands‑on role where you will be expected to operate as a strong individual contributor while also being able to work at a lead capacity, engaging directly stakeholders to translate business needs into scalable technical solutions.

Your Key Responsibilities

• Own features end-to-end, from problem framing and model development to API design, deployment, and scaling on the cloud.
• Design, build, and deploy production-grade AI systems.
• Engage directly with stakeholders to translate business needs into scalable technical solutions.
• Design and develop REST/APIs and integrate AI models into services.
• Scale applications and optimize performance for high-volume workloads.
• Deploy and operate models/services in production environments (CI/CD, containerization, monitoring).
• Operate as a strong individual contributor and lead at a stakeholder engagement capacity.
• Guide and mentor junior engineers.

Skills and attributes for success

• Bachelors or master’s degree in computer science, Data Science, Artificial Intelligence, Engineering, or a related field.
• 4-8 years of overall hands‑on experience in software/AI engineering (not limited to Generative AI).
• Proven track record of delivering production-grade AI/ML solutions.
• Very strong proficiency in Python and its AI/ML ecosystem.
• Solid hands‑on experience with Generative AI (LLMs, prompt engineering, RAG, embeddings, fine‑tuning).
• Strong foundation in Machine Learning and Deep Learning concepts and techniques.
• Good working knowledge of NLP and Transformer‑based architectures.
• Production‑grade experience designing and developing REST/APIs and integrating AI models into services.
• Demonstrated experience in scaling applications and optimizing performance for high‑volume workloads.
• Hands‑on experience with Microsoft Azure cloud services.
• Experience in deploying and operating models/services in production environments (CI/CD, containerization, monitoring).

Ideally, you’ll also

• Hands‑on experience building Agentic AI systems (multi‑agent orchestration, tool/function calling, autonomous workflows).
• Experience with frameworks such as LangChain, LlamaIndex, Semantic Kernel, or AutoGen.
• Experience with vector databases (e.g., Pinecone, FAISS, Azure AI Search).
• Familiarity with MLOps/LLMOps practices and tooling.
• Experience with Docker/Kubernetes.
• Exposure to Azure AI/OpenAI services, Azure ML, and serverless deployments.
• Experience working in Agile/Scrum delivery environments.

What we look for

• Excellent verbal and written communication skills.
• Ability to clearly articulate technical concepts to both technical and non-technical audiences.
• Strong ownership, accountability, and a delivery‑focused mindset.
• Leadership presence and the ability to guide and mentor junior engineers.
• Strong problem‑solving and analytical thinking.
• Collaborative team player who can also work independently with minimal supervision.