Senior Java Developer | Full Stack | React

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

Job summary

Billigence is seeking an experienced Full Stack Developer to join our Sydney-based team with Singapore presence, focusing on building and refining web apps using React.js for the frontend and Java for the backend. You will design scalable microservices, API integrations, and cloud deployments to support business intelligence and CRM solutions.

You will work with AWS/Azure, Kubernetes, and CI/CD pipelines, collaborating across functions to boost performance, security, and reliability, while

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.
• 8+ years of experience as a Full Stack Developer or similar roles.
• Strong proficiency in React.js and frontend technologies (JavaScript, TypeScript, HTML, CSS).
• 8+ years Java experience.
• Strong Microservices & Spring Boot experience.
• Experience with CI/CD tools and practices (e.g., Bamboo, GitLab CI, GitHub Actions).
• Hands-on experience with AWS/Azure cloud services, particularly EKS/AKS.
• Solid understanding of Kubernetes and container orchestration.
• Ecommerce or AI experience.

Responsibilities

• Design, develop, and maintain scalable React.js applications with modern UI/UX best practices.
• Develop and optimize microservices and API integrations using Java.
• Implement and manage CI/CD pipelines for continuous deployment and integration.
• Architect and maintain cloud infrastructure on AWS/Azure, with a focus on EKS/AKS.
• Collaborate with cross-functional teams to improve API performance, security, and scalability.
• Troubleshoot complex issues across the full stack, from front-end to backend services and cloud infrastructure.
• Stay updated with emerging technologies and best practices in full-stack development.

Skills

React.js

Java

TypeScript

HTML/CSS

Education

Bachelor's degree in Computer Science or Software Engineering

Tools

AWS

Azure

Kubernetes

Spring Boot

CI/CD tools (Bamboo, GitLab CI, GitHub Actions)

Job description

Aboutus:

BilligencePtyLtdisaspecialistinthedeliveryofmarket leadingBusinessIntelligenceandCRMsolutions.HeadquarteredinSydney,AustraliaandwithofficesinPrague,London,FrankfurtandSingaporeourpassionisdataandourfocusisthedeliveryofend-to-endsolutionsviaatalentedteamofskilledprofessionals.

We are partners with leading edge software platforms including Tableau, Alteryx, Collibra, Snowflake and Salesforce.

Whatwearelookingfor:

We are seeking an experienced Full Stack Developer to join our team and play a key role in building, maintaining, and optimizing web applications. The ideal candidate will have deep expertise in React.js for frontend development, along with strong backend experience in Java, API development, and cloud technologies (AWS/Azure).

KeyResponsibilities:

• Design, develop, and maintain scalable React.js applications with modern UI/UX best practices.
• DevelopandoptimizemicroservicesandAPIintegrationsusingJava.
• ImplementandmanageCI/CDpipelinesforcontinuousdeploymentandintegration.
• Architect and maintain cloud infrastructure on AWS/Azure, with a focus on EKS/AKS (Elastic Kubernetes Service).
• Collaboratewithcross-functionalteamstoimproveAPIperformance,security,andscalability.
• Troubleshootcomplexissuesacrossthefullstack,fromfront-endtobackendservicesandcloudinfrastructure.
• Stayupdatedwithemergingtechnologiesandbestpracticesinfull-stackdevelopment.

Requiredexperience:

• Bachelor'sdegreeinComputerScience,SoftwareEngineering,orarelatedfield.
• 8+yearsofexperienceasaFullStackDeveloperorsimilarroles.
• Strong proficiency in React.js and frontend technologies (JavaScript, TypeScript, HTML, CSS).
• 8+ Years Java experience.
• Strong Microservices & Springboot experience.
• ExperiencewithCI/CDtoolsandpractices(e.g.,Bamboo,GitLabCI,GitHubActions).
• Hands-onexperiencewithAWS/Azurecloudservices,particularlyEKS/AKS.
• SolidunderstandingofKubernetes,containerorchestration.
• Ecommerce or AI experience.

If you're passionate about building scalable, reliable, and high-performance full-stack applications and have the skills to match, we want to hear from you! Join our team and help shape the future of digital infrastructure.