Gen AI Developer

Tata Consultancy Services; Chennai District; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Tata Consultancy Services in Chennai is inviting candidates for a walk-in interview to join our GenAI applications team. We are seeking professionals with 4-15 years of experience in GenAI, LLMs, prompt engineering, and RAG.

The interview is scheduled for 19-September-2026 (Saturday) with walk-in time from 9am to 1pm. You will design, implement, and optimize GenAI services for real business use-cases, focusing on accuracy, efficiency, and scalable integration with retrieval systems.

Qualifications

• Strong knowledge of Generative AI concepts including foundation models / LLMs, embeddings, and NLP fundamentals used in GenAI solutions.
• Design, implement, and optimize GenAI applications (LLM-powered services) for real business use-cases, with focus on accuracy, efficiency, and scalability.
• Hands-on prompt engineering (e.g., zero/few-shot, Chain-of-Thought, Tree-of-Thought, prompt templates) and ability to evaluate and refine prompts based on output quality.
• Build Retrieval-Augmented Generation (RAG) solutions, including retrieval strategy integration and prompt + retrieval orchestration patterns.

Responsibilities

• Strong knowledge of Generative AI concepts including foundation models / LLMs, embeddings, and NLP fundamentals used in GenAI solutions.
• Design, implement, and optimize GenAI applications (LLM-powered services) for real business use-cases, with focus on accuracy, efficiency, and scalability.
• Hands-on prompt engineering (e.g., zero/few-shot, Chain-of-Thought, Tree-of-Thought, prompt templates) and ability to evaluate and refine prompts based on output quality.
• Build Retrieval-Augmented Generation (RAG) solutions, including retrieval strategy integration and prompt + retrieval orchestration patterns.

Skills

GenAI concepts

Foundation models / LLMs

Embeddings

NLP fundamentals

Prompt engineering

RAG solutions

Prompt evaluation

Education

15 years of full-time education

Job description

Walk-in Interview Date: 19-September-2026 (Saturday)

Walk-in Time: 9am-1pm

Experience Range: 4-15 yrs

Required Technical Skills:

• Strong knowledge of Generative AI concepts including foundation models / LLMs, embeddings, and NLP fundamentals used in GenAI solutions.
• Design, implement, and optimize GenAI applications (LLM-powered services) for real business use-cases, with focus on accuracy, efficiency, and scalability.
• Hands-on prompt engineering (e.g., zero/few-shot, Chain-of-Thought, Tree-of-Thought, prompt templates) and ability to evaluate and refine prompts based on output quality.
• Build Retrieval-Augmented Generation (RAG) solutions, including retrieval strategy integration and prompt + retrieval orchestration patterns.

Minimum Qualification: 15 years of full-time education