Senior Full-Stack AI & Cloud-Native Engineer

Helius Technologies; Singapore; On-site; SGD 120,000 - 190,000; Full time

Job summary

Helius Technologies is seeking a Senior Full Stack Developer to design, build and support scalable enterprise applications with cloud-native architecture and AI-powered features. You will work across frontend interfaces, backend services, APIs and databases, collaborating with product owners and stakeholders to deliver secure, reliable applications.

You will apply modern frontend technologies (React/Angular/Vue/Next.js) and backend stacks (Java/Spring Boot, Node.js/NestJS, Python) to deliver

Qualifications

• Bachelor’s or higher in CS/IT or related field.
• Minimum 2–5 years of full stack development experience.
• Experience delivering in Agile/Scrum environments.
• Hands-on frontend with React/Angular/Vue or Next.js.
• Proficiency in HTML5, CSS3, JavaScript/TypeScript, with responsive design.
• Backend experience with Java/Spring Boot, Node.js/NestJS or Python frameworks.
• Experience building RESTful APIs and GraphQL.
• Knowledge of microservices and event-driven architectures.
• Hands-on cloud-native development and deployment experience.

Responsibilities

• Design, develop, test, deploy and maintain web, mobile and cloud-native apps.
• Build responsive frontend interfaces using modern frameworks.
• Develop backend services, RESTful APIs and microservices.
• Translate business requirements into technical designs.
• Troubleshoot issues and improve performance, security and maintainability.
• Develop integrations with enterprise systems and external services.
• Integrate AI capabilities like LLMs and agents into applications.
• Collaborate with data scientists and AI engineers to deploy AI solutions.
• Deploy and monitor apps on AWS/Azure/GCP and maintain CI/CD pipelines.

Skills

React

Angular

Vue

Next.js

HTML5

CSS3

JavaScript

TypeScript

Java

Spring Boot

Node.js

NestJS

Python

FastAPI

Flask

Django

RESTful APIs

GraphQL

Microservices

Cloud-native

Docker

Kubernetes

CI/CD

DevSecOps

SQL

NoSQL

Git

AI integrations

LangChain / LangGraph (Added Advantage

Education

Bachelor's degree in Computer Science or related field

Diploma in IT or Software Engineering

Tools

Docker

Kubernetes

AWS / Azure / GCP

GitHub Actions

Terraform

Jenkins

VS Code

Job description

Helius Technologies is seeking a Senior Full Stack Developer to design, build and support scalable enterprise applications with cloud-native architecture and AI-powered features. You will work across frontend interfaces, backend services, APIs and databases, collaborating with product owners and stakeholders to deliver secure, reliable applications.

You will apply modern frontend technologies (React/Angular/Vue/Next.js) and backend stacks (Java/Spring Boot, Node.js/NestJS, Python) to deliver