Full Stack Developer (Java + GraphQL)

Tech Aalto Pte ltd; Sydney; On-site; AUD 90,000 - 130,000; Full time

Job summary

Tech Aalto Pte ltd in Sydney is hiring a Full Stack Developer (Java + GraphQL) to design, build, and maintain scalable applications following Transport’s architectural standards.

The role requires strong API development, data integration, and UI engineering in modern cloud-based environments. You will work with Java Spring Boot, React/TypeScript, and GraphQL to deliver secure, high-performing solutions. The position is full-time and on-site in Sydney.

Qualifications

• 3–6 years of full-stack development experience in enterprise-grade applications.
• Strong experience with Java Spring Boot, React/TypeScript, and GraphQL.
• Experience building secure, scalable APIs and data integration.
• Familiarity with cloud environments and container orchestration.

Responsibilities

• Design, develop, and maintain end-to-end solutions using Java Spring Boot backend and React/TypeScript frontend.
• Develop GraphQL schemas, resolvers, and queries for efficient data access.
• Build secure, reusable APIs aligned with architecture and governance.
• Integrate backend services with REST/GraphQL APIs and external systems.
• Implement responsive UI components with React.
• Collaborate with architects, DevOps, and QA to ensure CI/CD and code quality.
• Participate in code reviews and architectural discussions.
• Ensure performance, security, and compliance requirements.
• Troubleshoot issues and provide production support.

Skills

Java

Spring Boot

React

TypeScript

GraphQL

Microservices

REST APIs

OAuth2 / JWT

Docker

Kubernetes

CI/CD

Security best practices

API governance

Performance tuning

Communication

Tools

Jenkins

GitHub Actions

Job description

Job Title: Full Stack Developer (Java + GraphQL)

Location: Sydney

Employment Type: Full-time

Role Overview:

We are seeking a skilledFull Stack Developerwith strong expertise inJava Spring Boot,React/TypeScript, andGraphQL. The role involves designing, building, and maintaining scalable, secure, and high-performing applications aligned with Transport’s architectural standards. The ideal candidate will have a strong foundation in API development, data integration, and UI engineering within modern cloud-based environments.

Key Responsibilities

• Design, develop, and maintain end-to-end solutions usingJava Spring Boot (backend)andReact/TypeScript (frontend).
• Develop and optimizeGraphQL schemas, resolvers, and queries for efficient data access.
• Build and maintainsecure, reusable, and scalable APIsaligned with Transport’s architecture and governance standards.
• Integrate backend services withREST/GraphQL APIsand external systems.
• Implement responsive and accessible UI components with React.
• Collaborate with architects, DevOps, and QA teams to ensure robust CI/CD and code quality practices.
• Participate incode reviews, technical design discussions, and architectural assessments.
• Ensure applications adhere toperformance, security, and compliancerequirements.
• Troubleshoot issues and provide production support as needed.

Skills & Experience

3–6 years of full-stack development experience in enterprise-grade applications.

• Strong proficiency inJava,Spring Boot, andmicroservices architecture.
• Hands‑on experience withReact,TypeScript, andGraphQL(schema design, resolvers, query optimization).
• Experience integratingRESTful APIs,SQL/NoSQL databases, andauthentication frameworks (OAuth2, JWT).
• Familiarity withDocker,Kubernetes, andCI/CD pipelines(e.g., Jenkins, GitHub Actions).
• Strong understanding ofsoftware security principles,API governance, andperformance tuning.
• Excellent analytical, problem-solving, and communication skills.

Nice to Have

• Exposure toKong API Gatewayor similar API management platforms.
• Experience incloud platforms (AWS/Azure/GCP).
• Familiarity withAgile/Scrummethodologies.

When you apply, you voluntarily consent to the disclosure, collection and use of your personal data for employment/recruitment and related purposes in accordance with the Tech Aalto Privacy Policy, a copy of which is published at Tech Aalto’s website (https://www.techaalto.com/privacy/)

Confidentiality is assured, and only shortlisted candidates will be notified for interviews.