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HCL Technologies
HCL Technologies

Senior Technical Lead

RoleEngineering
LevelSenior
LocationNoida, India
WorkOn-site
TypeFull-time
Posted1 week ago
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About the role

Job Summary

offshoreAI Backend Engineer with** 5+ years of backend development experience** and strong exposure to** AI-enabled systems**. The ideal candidate will combine solid Python FastAPI backend expertise with hands-on experience in AI/LLM integration,document intelligence, and Azure AI Search–based retrieval systems. This role focuses on building scalable, secure, and production-grade AI-powered APIs using modern cloud-native and event-driven architectures and Devops deployment.

Key Responsibilities

Key Responsibilities:

Engineer backend services that integrate LLMs and AI workflows

, including: -Prompt engineering and prompt versioning strategies

  • Chunking strategies for unstructured data (documents, PDFs, text)

  • Index design and retrieval optimization for AI search use cases

  • Support data labelling and curation workflows for AI model input and evaluation

  • Build intelligent document-processing pipelines using Azure Document Intelligence

  • Implement semantic and hybrid search using Azure AI Search

  • Experience , develop, and maintain scalable backend APIs using Python and FastAPI

  • Build RESTful and event-driven microservices following clean architecture and best practices

  • Implement authentication and authorization mechanisms (OAuth2, JWT, API keys, RBAC)

  • Build and manage CI/CD pipelines using Azure DevOps

  • Hands-on experience with Azure cloud services, especially:

  • Azure AI Search

  • Azure Document Intelligence

  • Azure Service Bus

  • Azure Storage

  • Experience with Kong API Gateway,Postman, and SQL databases

  • Strong understanding of authentication, authorization, and API security

Skill Requirements

Key Responsibilities:

Engineer backend services that integrate LLMs and AI workflows

, including: -Prompt engineering and prompt versioning strategies

  • Chunking strategies for unstructured data (documents, PDFs, text)

  • Index design and retrieval optimization for AI search use cases

  • Support data labelling and curation workflows for AI model input and evaluation

  • Build intelligent document-processing pipelines using Azure Document Intelligence

  • Implement semantic and hybrid search using Azure AI Search

  • Experience , develop, and maintain scalable backend APIs using Python and FastAPI

  • Build RESTful and event-driven microservices following clean architecture and best practices

  • Implement authentication and authorization mechanisms (OAuth2, JWT, API keys, RBAC)

  • Build and manage CI/CD pipelines using Azure DevOps

  • Hands-on experience with Azure cloud services, especially:

  • Azure AI Search

  • Azure Document Intelligence

  • Azure Service Bus

  • Azure Storage

  • Experience with Kong API Gateway,Postman, and SQL databases

  • Strong understanding of authentication, authorization, and API security

Other Requirements

null

Required skills

Technical leadership

About HCL Technologies

Noida

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