I have been a Linux and UNIX user since 1992, very experienced with Linux systems management.
I'm a Senior Software Engineer and Architect with lots of experience of highly available and scalable distributed systems running on Linux clusters; overall architecture, design, implementation and running production environments for millions of end users.
Specialties: Server and software architecture and design, Programming (C, C++, Java, Perl, PHP etc), Linux systems management, Web services, databases, Cloud computing (Amazon EC2/S3/SQS/etc and Google GAE/GCS/etc).
Currently working at Sony Mobile. Opinions are my own.