Middle/Senior Java Developer - Up to $3200

We are looking for a new member of our company, who will be working as Expert of this position. In this position, you will need to collaborate with stakeholders to support the business' vision and strategy and be required to accelerate business activities to streamline daily operations through industry experience and your best practices.
Especially we are in the early stage right now, so that we would like to have the experienced administrative specialist who has flexibility and quickness, also is able to consider organization support by themselves.
***Job Description:***
This position will have responsibility to develop Web application, Web API and more for our Fintech services such as "Rakuten Card", "Rakuten Pay", Rakuten Bank" etc.
***Responsibilities:***
+ Perform requirement analysis, design and technical documentation
+ Design, build, and maintain efficient, reusable, and reliable Java code
+ Work to improve and enhance quality in automated testing, etc
+ Work with leader and teammates to estimate and plan for projects
Because of start-up phase, we expect to join as tech leader level in our team and becoming leader/manager in the future.