Platform Engineer III
India
Job Description
Platform Engineer III
Noida, Uttar Pradesh

Job Summary

We are seeking a highly motivated GenAI / Agentic AI Developer to join our AI Engineering team and build next-generation AI-powered solutions. The ideal candidate will have hands-on experience developing applications using Large Language Models (LLMs), Agentic AI frameworks, Retrieval-Augmented Generation (RAG), and enterprise AI platforms. This role involves designing, developing, and deploying intelligent AI agents that can reason, plan, act, and integrate with enterprise systems to automate business processes and enhance user productivity.

Key Responsibilities

Design and develop enterprise-grade GenAI and Agentic AI applications.
Build autonomous and semi-autonomous AI agents capable of reasoning, planning, and executing complex workflows.
Develop Retrieval-Augmented Generation (RAG) solutions using enterprise knowledge sources.
Integrate LLMs with internal systems, APIs, databases, and business applications.
Create multi-agent orchestration frameworks for complex business use cases.
Develop copilots, virtual assistants, and AI-powered decision-support systems.
Fine-tune prompts and optimize model performance, latency, and cost.
Build secure, scalable, and production-ready AI services and APIs.
Collaborate with product managers, architects, and domain experts to define AI solution roadmaps.
Evaluate emerging GenAI technologies and recommend their adoption.

Skill Requirements

GenAI & LLMs
Agentic AI
LangGraph
LangChain
CrewAI
Multi-Agent Systems
Agent Orchestration Frameworks
Tool Calling & Function Calling
RAG & Knowledge Systems
Retrieval-Augmented Generation (RAG)
Vector Databases
Embedding Models
Knowledge Graphs
Python (Mandatory)
FastAPI / Flask

Other Requirements

Prompt Engineering and Prompt Optimization.
Fine-tuning and model customization.
Model evaluation and benchmarking.
AI guardrails and responsible AI practices.
REST APIs

Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 230,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending September 2026 totaled $14.8 billion.