Senior AI-First Full-Stack Engineer

Singtel; Singapore; On-site; Confidential; Full time

Job summary

Singtel is seeking an experienced Full-Stack AI Engineer to design, build, and deploy AI-native applications. You will own the feature lifecycle from frontend interfaces handling streaming AI data to scalable backend architectures and vector databases.

You will orchestrate LLM workflows, integrate AI models, and ensure robust guardrails and observability. Lead end-to-end architecture across React/Next.js frontends and Python/Node.js backends with cloud infra on AWS or Azure.

Qualifications

• Experience designing AI-native applications and end-to-end systems.
• Ability to build streaming frontends and robust backends.
• Proficiency with LLMs, agents, and orchestration frameworks.

Responsibilities

• Design and build AI-native applications end-to-end.
• Develop streaming UI interfaces and robust backend services.
• Architect multi-agent workflows and HITL orchestration.
• Manage vector DBs and cloud infrastructure at scale.
• Implement CI/CD and observability for reliable delivery.

Skills

LangChain

LangGraph

OpenAI API

Anthropic API

Gemini API

React

Next.js

FastAPI

Node.js

TypeScript

SSE/WebSockets

PostgreSQL

Redis

AWS

Azure

Docker

CI/CD

OpenTelemetry

Education

Bachelor’s degree or higher in CS/Math/Engineering

Tools

pgvector

Vector databases

Cloud platforms

Job description

Singtel is seeking an experienced Full-Stack AI Engineer to design, build, and deploy AI-native applications. You will own the feature lifecycle from frontend interfaces handling streaming AI data to scalable backend architectures and vector databases.

You will orchestrate LLM workflows, integrate AI models, and ensure robust guardrails and observability. Lead end-to-end architecture across React/Next.js frontends and Python/Node.js backends with cloud infra on AWS or Azure.