Responsibilities: Develop and maintain functionality for Ariba User Community product. Ability to understand the requirements, develop detailed design, implement the code, unit test, fixing defects and any steps needed to launch the feature to the users with good quality and user experience. Qualifications: 1. More than five years of working experience, strong programing skills, master PHP language and its Object-Oriented programing principle. Ability to write quality code and review others code. 2. Skilled in the development of Drupal 7/8 3. Skilled in one of the database system, Postgres is desired but other database skills like mysql is acceptable. 4. Familiar with Linux operating system and its common command 5. Familiar with one of the search engine like Apache Solr, ElasticSearch is desired 6. Familiar with common frontend technical, like Javascript, HTML and CSS 6. Experience on performance turning, database turning and performance benchmarking is preferred 7. Experience on Laravel/Lumen or Symfony is preferred 8. Good team spirit, good English communication skills, ability to work and solve problem independently

Must-have skills: PHP, Drupal, Postgres, Solr, Javascript/HTML/CSS Nice to have skills: application performance turning, database turning