Senior Full Stack Engineer - AI-Powered Healthcare

Brighter Signals; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Johnson & Johnson is seeking a Senior Full Stack Engineer in Singapore to build AI-powered healthcare platforms. You will deliver modern digital solutions using full stack technologies and Generative AI, collaborating with product, design, and business stakeholders to prototype, build, and scale impactful software.

You will shape how AI transforms products, influence developer productivity, testing automation, and code workflows, while maintaining high standards of code quality and security

Qualifications

• 4–8 years of experience building production-grade web apps.
• Strong full stack experience frontend + backend.
• Experience with cloud platforms (AWS preferred).
• Hands-on experience integrating LLM APIs or AI-powered features.
• Familiarity with LangChain, LangGraph, or similar frameworks.
• Experience using AI-assisted coding tools.

Responsibilities

• Design, build, and maintain scalable web apps using Node.js/TypeScript/React/Python.
• Develop and maintain RESTful or GraphQL APIs and third-party service integrations.
• Create responsive, accessible UI components with modern UX patterns.
• Design data models using SQL and NoSQL databases.
• Deploy and operate apps in AWS with scalability and observability.

Skills

Full stack development

AWS

LLM integration

LangChain

LangGraph

AI-assisted coding tools

Tools

LangChain

LangGraph

AI tooling

Job description

Johnson & Johnson is seeking a Senior Full Stack Engineer in Singapore to build AI-powered healthcare platforms. You will deliver modern digital solutions using full stack technologies and Generative AI, collaborating with product, design, and business stakeholders to prototype, build, and scale impactful software.

You will shape how AI transforms products, influence developer productivity, testing automation, and code workflows, while maintaining high standards of code quality and security