Senior Java Developer
AD ID: 12284757 • Phnom Penh • Just now
$1,800+
- Main Category :
- Jobs
- Category :
- Information Technology
- Job Type :
- Full-time
- Experience :
- 4 Year+
KEY ACCOUNTABILITIES:
- Design, develop, and maintain backend microservices using Java (Spring Boot).
- Architect and implement robust and scalable APIs.
- Integrate with Kafka for asynchronous event handling and communication between services.
- Work with PostgreSQL and Redis for high-performance data storage and caching.
- Collaborate with frontend developers using React + TailwindCSS, and mobile teams working with
Swift/Kotlin.
- Handle real-time data flow using WebSocket (STOMP protocol).
- Implement authentication and authorization using OAuth2 + JWT via Spring Security.
- Manage distributed configurations using Spring Cloud Config Server.
- Setup and manage API Gateway (Spring Cloud Gateway/Kong) for request routing and service exposure.
- Implement background jobs and webhook handlers with XXL-Job.
- Utilize Resilience4j for circuit breaking, retries, and fault tolerance.
- Apply Bucket4j + Redis for rate limiting strategies per merchant/player.
- Develop and maintain Swagger/OpenAPI documentation.
- Ensure system observability using Prometheus, Grafana, ELK Stack, and Zipkin for monitoring, logging, and tracing.
- Follow best practices in software engineering and participate in code reviews, architectural discussions, and mentoring junior developers.
JOB REQUIREMENTS:
- 4+ years of hands-on experience in backend development using Java and Spring Boot.
- Strong knowledge of microservices architecture, RESTful APIs, and distributed systems.
- Experience with PostgreSQL and data modeling for relational databases.
- Proficiency with Redis for caching, messaging, and ephemeral data use cases.
- Deep understanding of Kafka for event-driven design and asynchronous workflows.
- Experience in implementing OAuth2, JWT, and Spring Security for secure applications.
- Familiarity with Spring Cloud ecosystem (Config, Gateway).
- Strong experience in Resilience4j, circuit breakers, and rate-limiting implementations.
- Proven experience with observability tools: Prometheus, Grafana, Zipkin, ELK stack.
- Understanding of CI/CD practices, containerized environments (Docker/Kubernetes) is a plus.
- Exposure to job schedulers like XXL-Job or similar cron-based processors.
- Clear documentation habits with Swagger/OpenAPI.
Location: District Postal 12101, L8 St.1956, Phnom Penh Phnom Penh Thmei, Saensokh, Phnom Penh
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016344xxx Click To Call
Phnom Penh , District Postal 12101, L8 St.1956, Phnom Penh
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