About

90后,生于大漠,长于浙东,成于东北,立于帝都,INTJ。

兴趣在于从不同的角度认识世界。

人生追求:Experience More。

实现方式:读万卷书,行万里路。

Experience

Resume: CV-fengruohang-2019.pdf

Software Developer ICT4 @ Apple (2018.12 ~ now)

Architecting backend API and make existing model works on iPhone factories.

Designing data warehouse for apple trace system and wrote a 10x~100x faster ETL pipeline.

Administrating MDS PostgreSQL database clusters.

PostgreSQL DBA @ TanTan (2017.12 ~ 2018.12)

PostgreSQL DBA. Administrating a large scale production PostgreSQL database cluster: 40 Groups, 250 Nodes(48U/384GB/4T), 200 TB distinct data and overall 2M TPS on average.

Participate in TanTan architecture evolution (DAU 6M to 10M): migration, vertical splitting, partitioning, sharding, micro-service refactoring, Event-Driven refactoring.

Rich experience about PostgreSQL backup & recovery, monitoring & alerting, HA, ETL, performance tuning, scripting, apprentice-training.

PostgreSQL business consulting for China Life . Gives a series of public lectures about PostgreSQL.

Full-Stack Engineer @ Alibaba (2015.08 ~ 2017.12)

Architect and tech leader of Project FinPlus, a toB credit score service in China. Intrapreneurship project with 10M $ income per year (@2017). One of the three co-founders (PM, Algorithm, Tech). And full-stack developer in project oplus, umeng data platform, knowledge base, etc….

Versatile engineer. Roles played order by time: DW Developer, Data Analyst, Data Visualization, Frontend, Backend, Hardware Developer(WiFi Probe), Ops, DBA, PD (Finplus), Architect, Tech Leader (size 3, Project Finplus).

Publications

Book: Chinese Translation of PostgreSQL Internal (ISBN:97 9787000018111)

Book: Chinese Translation of Designing Data-Intensive Applications

Paper: Unified Access Layer with PostgreSQL FDW for Heterogeneous Databases, NPC2017

Project

  • DDIA Chinese Translation:ddia
  • Aho-Corasick Automaton with Double Array Trie (Multi-pattern substitute in go):acdat
  • PostgreSQL Notes & Scripts pg
  • Chinese administration division code:adcode
  • Turn CapsLock into a hyper key: CapsLock
  • Blackfriday with Math support: Vonng/blackfriday
  • GaoDe Map Web API SDK for Go: gaode
  • Alicloud MaxCompute(ODPS) Go SDK goodps
  • Spider for chinese android app store go-android-search
  • Spider for chinese apple app store go-itunes-serach
  • PostgreSQL HBaseFDW

爱好

喜欢旅行,从天涯海角到大漠戈壁,从林海雪原到东海之滨。

喜欢滑雪,三天能下双黑道;喜欢徒步,珠峰东坡留身影。

喜欢游泳,泅渡海峡登孤岛;喜欢自驾,美西一日千里行。

我喜欢音乐,钢琴横笛和口琴,七年合唱队,美声民族男高音。

我喜欢游戏,骨灰RPG玩家与网游玩家,公会会长,全掌机制霸。6岁开始魔兽CS星际和红警。

我喜欢动手,车铣刨磨钳,打过铁铸过件。焊过铁板也焊过电路板,玩过单片机也耍过无人机。

我喜欢历史、经济、政治、心理、哲学,更喜欢数学、物理、计算机。

世界那么大,好奇永无止境。

Resume