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Vexoo

Posted 28 Aug 2026

AI Engineer

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Employment
Full time
Team
Software Engineering
Posted
28 Aug 2026

About the role

We are seeking a hands-on AI/ML Engineer with deep expertise in RAG (Retrieval-Augmented Generation) agents, Small Language Model (SLM) fine-tuning, and custom dataset workflows. You'll work closely with our AI research and product teams to build production-grade models, deploy APIs, and enable next-gen AI-powered experiences.


Responsibilities:

  • Design and build RAG-based solutions using vector databases and semantic search.
  • Fine-tune open-source SLMs (e. g., Mistral, LLaMA, Phi, etc. ) on custom datasets.
  • Develop robust training and evaluation pipelines with reproducibility.
  • Create and expose REST APIs for model inference using FastAPI.
  • Build lightweight frontends or internal demos with Streamlit for rapid validation.
  • Analyze model performance and iterate quickly on experiments.
  • Document processes and contribute to knowledge sharing within the team.


Requirements:

  • 3-5 years of experience in applied ML/AI engineering roles.
  • Expert in Python and common AI frameworks (Transformers, PyTorch/TensorFlow).
  • Deep understanding of RAG architecture and vector stores (FAISS, Pinecone, Weaviate).
  • Experience with fine-tuning transformer models and instruction-tuned SLMs.
  • Proficient with FastAPI for backend API deployment and Streamlit for prototyping.
  • Knowledge of tokenization, embeddings, training loops, and evaluation metrics.


Nice to Have:

  • Familiarity with LangChain, the Hugging Face ecosystem, and OpenAI APIs.
  • Experience with Docker, GitHub Actions, and cloud model deployment (AWS/GCP/Azure).
  • Exposure to experiment tracking tools like MLFlow and Weights and Biases.

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