PHP API developer

We’re hiring for long term cooperation an OOP PHP developer of client-side and end-user level API for our project.
Job description:
Command-line management tools and functional tests applications developer. Automation tools scripts developer. Server side scripting to support web front-end. To design and to implement API solutions for existing server-side and client applications.
Required skills:
- php5 – strong.
- php5 standard libraries – strong.
- OOP – strong.
- Unit-tests – strong,
- Structured data formats usage, like json and xml – strong.
- Development process tools like BT(Mantis), Versioning (svn, git) – strong.
- Development documenting like UML diagrams, doxygen, phpdoc – good.
- Linux scripting shell – good.
- Apache server side scripting – basic.
- Network libraries like zmq – basic.
- Streaming data processing – basic.
Linux system user knowledge:
- Command shell – good.
- Basic networking, TCP/IP, sockets – strong.
- Application profiling, system resources monitoring – strong.
Theoretical knowledge:
- Client-server protocols definitions and architectures – strong.
- REST and SOAP understanding – good.
- HTTP – good.
- Cluster and cloud technologies – basic.
- Distributed data processing – basic.
- Full text search – basic.
Language:
- English: technical reading, writing – middle.
FOR Potential candidate, we require to complete free small test task (please mention in your bid if you’re ready to do it) to confirm your skills level:
Test task for API developer vacancy:
1) Check existing structural code and create report of your understanding of existing client-server model. Draw UML diagrams of data flow.
2) Design and implement OOP representation of structural code that covers all existing functionality. Draw UML diagrams of classes, data flow and sequence. Make minimal description for implementation.
PLEASE CHECK TEST TASK CODE ATTACHED!
TT_ASM_Cluster_project_middle_php_developer