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Full-Stack Engineer

Replicast AI Pte Ltd | singapore, Singapore | Posted June 07, 2026

Position Overview

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We’re looking for a skilled Full Stack Engineer to help build next‑generation AI Digital Human applications powered by large language models (LLMs) and voice technologies.

Key Responsibilities

  • Design, develop, and maintain web applications for AI Digital Human and conversational AI experiences.
  • Build engaging and high‑performance frontends using React.js and TypeScript .
  • Develop secure, scalable backend services and RESTful APIs with Node.js and Express .
  • Manage and optimize relational databases using MySQL .
  • Integrate LLMs (OpenAI GPT models) to power intelligent, context‑aware chat and voice interactions.
  • Collaborate with AI and product teams to design conversational logic and user flows.

Required Skills & Experience

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