Position: Perl Developer
Category: Other
English level: fluent
Years of experience: 2

Wrote dozens of Perl modules to work with various public API, including Google BigQuery, Storage, Amazon S3.

Profiled performance of a large distributed Hadoop cluster (100+ nodes) and replaced weak places with XS, Inline::C thus decreasing amount hardware up to 2 times.
Moose
DBI
Inline, XS

Hadoop, Spark
C++, Java
Lots of fun