xianhua zhou

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ABOUT ME

Full stack DevOps

I am a developer & linux system administrator, working with PHP/Ruby/web stuff on debian(sid) everyday.

Chinese, English

Singapore (+08:00)

Joined July 2017

EXPERTISE

PHP

10 years experience

I have been working on symfony1 & symfony2 related projects, including small and big ones, from php5 to php7.

Symfony 2 Composer PHP 7Optimization

Ruby

8 years experience

I have done some internal & external websites with Ruby and Ruby on Rails, from command line tasks to websites, with databases like Sqlit...

I have done some internal & external websites with Ruby and Ruby on Rails, from command line tasks to websites, with databases like Sqlite3, MySQL, Redis, MongoDB ... Frontend stuff includes jquery, bootstrap and others.

Ruby on Rails Gem development Redis

Ruby on Rails Gem development Redis Phusion PassengerThinPuma Bootstrap jQuery

Linux System Administration

10 years experience

I have been using Linux (ubuntu & debian) as my desktop for many years, however, server side is more interesting, I am on there every day...

I have been using Linux (ubuntu & debian) as my desktop for many years, however, server side is more interesting, I am on there every day. To get things done with many open source projects, such as Nginx/PHP/Ruby/MySQL/Redis/MongoDB/HAProxy/Docker/...

Performance Optimization CentOS Debian

Performance Optimization CentOS Debian HAProxy Nginx MySQL Git Amazon EC2 Email Server Administration

Rust

1 year experience

I finished 1 server side project, internally, with http://nickel.rs/, which is very fast. Planning to do a start a project to deal web se...

I finished 1 server side project, internally, with http://nickel.rs/, which is very fast. Planning to do a start a project to deal web server logs with Rust.

Rust cargo Concurrent Programming

MySQL Database Administration

9 years experience

Installation & setup, Master-Slave setup/check, Optimization, Migration etc.

Slow query Index optimizationInstallation and migration

Slow query Index optimizationInstallation and migrationMaintenance

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