Required software development,Website Development freelancer for Mobile Android native software developer (JAVA) job

We are looking for someone with 6+ years of experience (senior level developer)

The Mandatory skills needed are:
- Android SDK Java dev. experience (+4 years)
- Experience owning end to end the validation / certification and publishing of Android apps on
Google Play for at least three apps
- Experience manipulating complex JSON files
- Experience Integrating to 3rd. party APIs and SDKs
- Performance tuning (memory, CPU) and offline apps
- RESTful APIs: Experience consuming and troubleshooting
- Firebase
- GIT
- Unit tests
Also, Nice to have:
- SCRUM & KANBAN for software development
- Working in virtual, geographically dispersed teams: 3 to 7 collaborators

Skills & Expertise Required

software development Website Development