WOONGJIN, Inc. is seeking a skilled Java Developer to join our rapidly growing team. This position involves evaluating business and system requirements, ensuring technical feasibility, estimating development effort, and planning implementation sequences. The successful candidate will design, develop, and validate software products, supporting vendor development efforts and coordinating as necessary. Responsibilities include developing Java software modules, providing technical direction to the engineering team, creating clean and unit-tested code, and establishing development environments and guidelines. The role also requires researching new technologies and recommending improvements, preparing detailed specifications for programming, and collaborating with multiple stakeholders to analyze requirements and support testing efforts.