AI Engineer

STARHUB LTD.

Full-time Other-General
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Location
singapore, singapore, Singapore
Posted
July 20, 2026

Job Description

About the Role

We are building an AI-powered, multi-modal RAN optimisation platform and need a technically sharp junior engineer to help design, train, and deploy language model components at the core of the system. You will work on SLM/LLM selection, fine-tuning, RAG pipeline construction, and production-grade hallucination mitigation.

Key Responsibilities
  • Evaluate, benchmark, select, deploy and optimise SLMs and LLMs (e.g., Phi-3, Mistral 7B, Llama 3.x, Qwen 2.5) for telecom-domain tasks including prompt-based optimisation, KPI anomaly explanation, and configuration audit, within on-prem/private cloud environments with GPU acceleration.
  • Design and implement RAG pipelines integrating PM/CM/FM data, drive test logs, and vendor documentation as retrieval corpora; manage chunking, embedding, and vector store selection.
  • Apply LoRA and QLoRA fine-tuning to adapt foundation models on operator-specific network datasets; manage training run...