Full Time Senior Java Software Engineer Jobs, in JayaPay - Recruitment Kuala Lumpur - Ricebowl

Company Description

Jayapay is a global payment aggregator dedicated to simplifying payment experiences for businesses and customers worldwide. Through its unified platform, Jayapay connects merchants to over 500 payment methods, including credit/debit cards, e-wallets, bank transfers, and cryptocurrency. Operating in over 100 countries, the company offers fast integration, bank-level security, real-time reporting, and 24/7 service reliability. With a strong focus on technology, innovation, and partnerships, Jayapay enables businesses to efficiently scale their operations and thrive in the global market.

Key Responsibilities:

• Design, develop, and optimize core modules for our financial-grade microservices platform.
• Participate in system architecture design, technical solution planning, and performance optimization.
• Ensure high availability, scalability, and security of payment systems handling high transaction volumes.
• Collaborate closely with Product, Frontend, QA, and Risk teams to deliver reliable and secure releases.
• Troubleshoot complex production issues and provide long-term technical improvements.
• Contribute to code reviews, technical sharing, and engineering best practices within the team.

Requirements:

• Minimum 5 years of hands-on Java development experience.
• Strong foundation in Java core concepts (JVM, concurrency, collections, IO).
• Solid experience with Spring Boot and Spring Cloud microservices architecture.
• Strong knowledge of MySQL and experience with Redis or other caching systems.
• Hands-on experience in high-concurrency or distributed systems environments.
• Experience with RESTful APIs and backend performance tuning.
• Strong analytical thinking and ability to independently solve complex technical problems.
• Proficiency in Mandarin (spoken and written) is required to communicate effectively with colleagues and stakeholders in China.
• Experience in banking, fintech, payment, or financial systems.
• Familiarity with message queues such as RocketMQ or Kafka.
• Experience with Elasticsearch or data processing workflows (ETL).
• Experience with cloud platforms such as GCP, AWS, or similar environments.