Full Stack Engineer 1111-11

User Experience Researchers Pte Ltd; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

User Experience Researchers Pte Ltd seeks experienced full stack engineers to design, develop, and maintain modern web applications. You will build responsive interfaces with HTML5/JS frameworks, craft scalable backend services in Java/TypeScript, and implement robust REST APIs for enterprise integration.

You will work on cloud-native deployments on Azure, container orchestration with Kubernetes, and CI/CD pipelines, ensuring secure, reliable, and scalable solutions across business domains.

Qualifications

• Front-end: HTML5, CSS3, JavaScript/TypeScript, React or Angular.
• Back-end: Java, TypeScript (Node.js), REST APIs, microservices, .NET.
• Integration & Data: APIs, messaging, event-driven architectures (RabbitMQ, Azure Service Bus, Kafka).
• Cloud & DevOps: Azure, Kubernetes, Docker, CI/CD, GitLab.
• Security: secure coding, TLS/certs, IAM, secrets management.

Responsibilities

• Design, develop, test, and maintain modern web applications with frontend and backend tech.
• Build responsive UI with HTML5, CSS3, JavaScript/TypeScript, React/Angular.
• Develop scalable backend services and microservices (Java/TypeScript).
• Design, build, and maintain REST APIs for system integration.

Skills

HTML5

CSS3

JavaScript

TypeScript

React

Angular

Java

Node.js

REST API

Microservices

NET

RabbitMQ

Azure Service Bus

Kafka

SQL / DB concepts

Microsoft Azure

Kubernetes

Docker

CI/CD

GitLab

Security best practices

TLS/certificate management

IAM concepts

Secrets management (Azure Key Vault)

Tools

Azure Key Vault

GitLab

Job description

Key Responsibilities:

Full Stack Application Development

• Design, develop, test, and maintain modern web applications using contemporary frontend and backend technologies.
• Build highly responsive and user-friendly interfaces using HTML5, CSS3, JavaScript, and modern frameworks such as React.
• Develop scalable backend services and microservices using Java and/or TypeScript (Node.js).
• Design, build, and maintain REST APIs to support application functionality and system integration.
• Ensure applications are secure, scalable, maintainable, and aligned with enterprise development standards.

System Integration & Data Services

• Develop and maintain integrations between enterprise applications through APIs, messaging services, and data services.
• Implement event-driven integrations using messaging technologies such as RabbitMQ, Azure Service Bus, or similar platforms.
• Support data exchange, synchronisation, and workflow integration across multiple applications and business domains.
• Troubleshoot and resolve cross-system integration issues, ensuring reliable and efficient operations.
• Work with shared platform services such as authentication, notifications, workflow, scheduling, and common APIs.

Cloud Engineering & DevOps

• Deploy and maintain cloud-native applications on Microsoft Azure.
• Support containerised workloads using Docker and Kubernetes.
• Work with Azure services including Azure Kubernetes Service (AKS), API Management (APIM), Application Gateway, and Azure Key Vault.
• Contribute to CI/CD pipelines to automate build, testing, deployment, and release processes.
• Maintain source code repositories and development workflows using GitLab.

Security & Reliability

• Implement secure coding practices and enterprise security controls.
• Manage security configurations including TLS certificates, secrets management, and authentication mechanisms.
• Monitor application performance, reliability, and operational health.
• Participate in troubleshooting, root cause analysis, and continuous improvement activities.

Product Collaboration & Delivery

• Work closely with product managers, service designers, technical leads, and business stakeholders to understand business workflows and user needs.
• Participate in discovery, solution design, prototyping, and implementation activities.
• Translate business requirements into well-designed technical solutions.
• Contribute to Agile ceremonies, technical reviews, and release planning activities.
• Support application modernisation and migration initiatives across enterprise applications.
• Collaborate with AI engineers to integrate AI-powered capabilities into business applications where required.

Maintenance & Support

• Enhance, maintain, and support existing business applications in collaboration with technical leads and business stakeholders.
• Investigate and resolve production incidents and user-reported issues within agreed service levels.
• Deploy fixes, patches, and enhancements through CI/CD pipelines, following change and release procedures.
• Maintain technical documentation and runbooks and keep dependencies up to date and free of known vulnerabilities.

Required Qualifications

Frontend Development

Strong experience with:

• HTML5
• CSS3
• JavaScript / TypeScript
• React or Angular

Backend Development

Experience developing enterprise applications using:

• Java
• TypeScript (Node.js)
• REST API development
• Microservices architecture
• .NET

Integration & Data

• Experience integrating applications using APIs and messaging technologies.
• Knowledge of event-driven architectures.
• Experience with RabbitMQ, Azure Service Bus, Kafka, or equivalent platforms.
• Familiarity with database management and data integration concepts.

Cloud & DevOps

Experience with:

• Microsoft Azure
• Kubernetes
• Docker
• CI/CD pipelines
• GitLab

Security

Understanding of:

• Secure software development practices
• TLS and certificate management
• Identity and access management concepts
• Secrets management (e.g. Azure Key Vault)

Preferred Qualifications

• Experience developing applications within large enterprise or government environments.
• Experience with workflow-based systems, case management systems, or operational business applications.
• Experience supporting application migration, modernisation, or digital transformation initiatives.
• Exposure to service design, user research, or product-led development practices.