简单介绍一下自己：

| Billy.Zheng | M | ShangHai | NUC/automatic control

Self-taught, Linux Geek, Expert in Ruby/TDD, proficient in BASH, ThoughtWorks retired employee, OS active contributor, github: https://github.com/zw963

TDD/Refactor

Expert in TDD/Refactor, Write complex business logic. Advocate more test, less/better code, fast health iteration.

Ruby

Expert in Ruby, multiple Gem author, experience in API development.

Linux/Bash/Emacs

Automate everything that can be automated use BASH/Ruby script, CLI fans, love UNIX K.I.S.S principle, Emacs deep customization user. .

My last Project

ChenYa education technology Co., Ltd (ShangHai) (2018/4 -)

Join in "GrowUp Together" APP second edition team as a senior ruby programmer, technology stack use Sequel+GraphQL, Has been in develop for a few months, bad code smell, all DB/table created by "mysql workbench", responsible for rewrite all ruby code, db schema/data migration, and new features development.

• Use ActiveRecord migration/normalize all table to new schema.
• Introduce TDD, continuous develop/refactoring core feature, feature is more rich, but code is more less. coverage from zero to 88%, Some new project (Getui message pusher) test coverage is 97%.
• Update graphQL ruby to 1.8x, rewrite all interface with new usage.
• Hack GraphiQL + Miniprofier, Add profiler to all environment.
• Use Ruby+ActiveRecord migration millions records to new APP, TS: multithreading(concurrency ruby), multiprocess(data split), Cache.
• Normalize Sequel usage, write gem to add feature, fix error, optimize SQL.
• New feature development with new created ruby team.

Other

If you need more detailed CV, please email to me. (mail address see my github)

Shortcoming is bad spoken english and English hearing.

Expect search a suitable remote career opportunities within a month. Consider company job in ShangHai too if there is an excellent opportunity.

Thanks