Hồ Chí Minh
Full-time
What you will do
Design and implement high-performance, scalable, low-latency backend services using Java;
Develop and maintain internal Web Apps and Mini Apps on the Zalo Platforms;
Build and integrate Open Banking systems or money transfer solutions with partner banks;
Develop operational and administration tools to support product management and system operations;
Write clean, maintainable, and well-documented code;
Collaborate closely with the Product team to define, customize, and deliver user-facing features;
Optimize system performance, handle high concurrency, and ensure platform reliability.
What you will need
From 3+ year of experience in backend development (Java);
Experience working with MySQL, and exposure to NoSQL databases (e.g., MongoDB, Redis);
Good understanding of data structures and algorithms;
Experience with system optimization, scalability, caching, and distributed systems is a plus;
Understanding of RESTful API design and best practices;
Familiarity with frontend (JavaScript/ReactJS) is a plus but not required;
Strong problem-solving and analytical skills.