- Integrate and implement functions of 3rd-party game providers: registration, transfer balance, player info query, etc. - Enhance api communication, including error handling, timeout issue. - Fulfill customized requirements: large amount registration, request encryption/decryption. Game provider categories: Live poker, Slot games, Lottery, Sports games, Animal sports, Chess games.

Develop and maintain gaming member system, implement and design RESTful api for: - member management. - member balance management. - 3rd-party game communication (register, login, transfer, etc.) - report produce. - advertisement and promotion info display.

- Backend engineer 1. Responsible for developing web services for mobile application such as note, task, poll, account Management, etc. 2. Design database schema, unit-testing, and service deployment. Reference app: BuddyDo: https://portal.buddydo.com/zh-hant/ WorkDo: https://portal.workdo.co/zh-hant/ - DevOps 1. Improve projects dependency and build flow from Ant or Shel- based script to Gradle tasks. 2. Apply Jenkins and Ansible to achieve CI/CD. 3. Apply static code analysis tools like PMD, Checkstyle, FindBugs, Xanitizer to CI. 4. Systems management and maintenance: Jenkins, LDAP, Redmine.