Machine Learning Engineer (NLP) - Mumbai

Confidential

Mumbai, Mahārāshtra, India permanent

Posted: January 30, 2026

Required Skills

Job Description

We are hiring an NLP Engineer to design and build LLM and RAG-based language systems that improve sales and pre-sales efficiency using AI-driven insights.

Company details
SiftHub is an AI-powered sales engineering platform that helps sales and solutions teams improve win rates and close deals faster. It acts as a central hub to organize and analyze content across Drive, Sharepoint, Confluence, CRM, Slack, and product knowledge bases. Website: https://sifthub.ai

Requirements
• Bachelor’s or Master’s degree in Computer Science, Information Technology, or related field with focus on NLP
• 4+ years of hands-on experience in NLP with strong proficiency in Python
• Strong understanding of NLP concepts such as embeddings, retrieval, ranking, and text generation
• Experience working with LLMs such as OpenAI or open-source models
• Hands-on experience with deep learning frameworks like PyTorch or TensorFlow
• Experience with prompt engineering, chaining, and agent-based workflows
• Strong analytical and problem-solving skills
• Ability to work independently in a fast-paced product-based startup environment
• Stable employment history with experience in product-based organisations

Responsibilities
• Design and develop clear and effective LLM and RAG-based NLP systems
• Implement and optimize prompt engineering, chaining, and agent workflows
• Collaborate with product, design, and engineering teams to build strong user experiences
• Analyze user feedback and improve model outputs continuously
• Stay updated with new NLP models, tools, and best practices
• Maintain engineering documentation, best practices, and usage guidelines
• Support quality assurance and production readiness by identifying and resolving issues

Job Details
Job location: Mumbai

Interview process
• Screening by HR
• Technical Round
• Assignment
• Technical Round
• Final Round
• Offer

Important Note
ClanX is a recruitment partner, helping SiftHub hire an NLP Engineer.

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