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Urgent! Full Stack Developer (ReactJS + Spring Boot + Java + Kafka) Job Opening In Singapore, Singapore – Now Hiring Aryan Solutions Pte. Ltd.

Full Stack Developer (ReactJS + Spring Boot + Java + Kafka)



Job description

We’re seeking a Full Stack Developer to build secure, scalable, event-driven web applications.

You’ll own features end-to-end across a ReactJS frontend, Java/Spring Boot microservices, and Kafka streaming, with CI/CD and cloud deployment.

What You’ll Do

  • Design, develop, and ship responsive ReactJS UIs (hooks, state mgmt, routing).

  • Build Spring Boot REST/gRPC microservices in Java 11+ with clean architecture.

  • Model schemas; integrate with Kafka (producers/consumers, topics, partitions, retries, DLQs).

  • Implement authN/Z, input validation, and secure API patterns (JWT/OAuth2).

  • Optimize performance (caching, pagination, async I/O); write unit/integration tests.

  • Automate build & release pipelines (CI/CD) and observability (logs/metrics/tracing).

  • Collaborate with Product/Design; participate in code reviews and architecture discussions.

  • Maintain high code quality, documentation, and production support (on-call as needed).

Core Skills (must-have)

  • Frontend: ReactJS, TypeScript/JavaScript (ES6+), React Router, form/state libs (e.g., React Query/Redux), CSS-in-JS/Tailwind.

  • Backend: Java 11+ (or 17), Spring Boot , Spring Data/JPA, Spring Security, REST/gRPC.

  • Streaming: Apache Kafka (client APIs, consumer groups, offsets, partitions, schema evolution with Avro/JSON).

  • Datastores: SQL (PostgreSQL/MySQL) and one NoSQL (Redis/Mongo).

  • Testing: Jest/RTL (frontend), JUnit/Testcontainers/Mockito (backend).

  • DevOps: Git, Docker, CI/CD (GitHub Actions/GitLab/Jenkins), basic Kubernetes or cloud PaaS.

  • Practices: DDD or clean architecture, 12-factor apps, observability (OpenTelemetry/Prometheus/Grafana).

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Required Skill Profession

Software Development



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