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AI Engineer — LLM VLM

SAI Group Ltd


Job Location:

Kolkata - India

Monthly Salary: Not provided by the employer
Posted: 6 September 2026 (7 hours ago)
Application Deadline: 4 December 2026
Vacancies: 1 Vacancy

Job Summary

Role Overview

We are looking for anAI Engineer specializing in Large Language Models (LLMs) and Vision-Language Models (VLMs)to design develop and deploy production-grade AI solutions. The ideal candidate should have strong experience with LLM/VLM architectures prompt engineering RAG fine-tuning multimodal AI and model serving.

Key Responsibilities

  • Develop and deploy AI applications usingLLMs and VLMs.
  • BuildRAG pipelinesinvolving document ingestion chunking embeddings retrieval reranking and generation.
  • Work with models such asGPT Claude Gemini Llama Mistral Qwen and multimodal/VLM models.
  • Develop multimodal solutions involvingtext images PDFs charts tables and documents.
  • Performprompt engineering supervised fine-tuning LoRA/QLoRA and model evaluation.
  • Build AI agents and tool-calling workflows where appropriate.
  • Optimize inference forlatency throughput memory and cost.
  • Develop APIs and production services usingPython FastAPI Docker and cloud platforms.
  • Implement evaluation frameworks to measureaccuracy hallucination relevance latency and safety.
  • Collaborate with ML engineers software engineers and product teams to take prototypes into production.

Required Skills

  • Strong Python programming and software-engineering fundamentals.
  • Hands-on experience withLLMs and/or VLMs.
  • Strong understanding ofTransformers attention mechanisms tokenization embeddings and inference.
  • Experience withPyTorchand Hugging Face Transformers.
  • Experience buildingRAG systemsand vector-search solutions.
  • Knowledge ofprompt engineering and LLM evaluation.
  • Experience with APIs REST services Git Docker and CI/CD.
  • Familiarity with vector databases such asFAISS Milvus Pinecone Weaviate or pgvector.
  • Understanding of cloud AI infrastructure preferably AWS/Azure/GCP.

VLM / Computer Vision Skills

  • Experience with multimodal models such asQwen-VL LLaVA Gemini GPT vision models or similar.
  • Understanding of image preprocessing and document/image understanding.
  • Experience withOCR document intelligence image classification object detection or visual question answeringis a plus.
  • Ability to build pipelines combiningvision language retrieval.


Required Experience:

Senior IC


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