Java Developer (Spring Boot)

Responsibilities

• Develop and maintain scalable backend services using Java & Spring Boot.
• Build and maintain RESTful APIs, including security, validation, exception, and transaction handling.
• Troubleshoot production issues through root-cause analysis, log analysis, and ELK/Kibana monitoring.
• Optimize SQL queries, database performance, and application scalability.
• Support Java 8 → Java 21+ migration and code modernization.
• Implement Redis caching and asynchronous/messaging solutions using RabbitMQ/Kafka.
• Collaborate with Product, QA, DevOps, Infrastructure, and Security teams.

Requirements

• Bachelor's degree in Computer Science, Information Systems, or related fields.
• 2+ years of professional experience in Java backend development.
• Strong knowledge of Java 8/21+, OOP, Spring Boot, Spring Security, JPA/MyBatis.
• Strong SQL and relational database knowledge, including joins, indexing, and query optimization.
• Hands-on experience with Git, Docker, Linux, CI/CD, and unit/integration testing.
• Familiar with Redis, RabbitMQ/Kafka, ELK/Kibana, microservices, JWT/OAuth2, RBAC, and OWASP.
• Strong analytical and problem-solving skills.
• Experience in fintech, financial, or high-transaction systems is a plus.