Chong MA
| Tel: +86 186-1146-1148
SKILLS
Front-End: React, AngularJS, RxJS, Noflux.js
Back-End: Express, Koa, PHP
Database: MongoDB, MySQL
OPS: Linux, PM2, v8-profile, NginX
Big Data(general): Elastic Search, HBase, Storm
Tools: VS Code, Vim, Git, Photoshop
LANGUAGES
Chinese (Native Speaker) , English (Proficiency)
EXPERIENCE
Tencent, Front-End Engineer Mar. 2017 — Jun. 2018
  • I response for front and back development work of "Tencent News" web application. The website has 200 millions DAU ( Daily Active User ) and 600 millions MAU ( Monthly Active User ).
  • I refactor existing code using React, Webpack, Rollup, PostCSS and ESLint in front-end and Smarty(PHP) framework in back-end.
Meituan-Dianping, Front-End Engineer July 2015 — March 2017
  • I managed tow project in this company, the Application Performance Monitoring and the App Crash Monitoring.
  • I designed the project architecture and use JavaScript technology stacks for front-end and back-end program including Angular, Express and Koa. I learned Big Data technology like OpenTSDB, Elastic Search, Kafka and Storm. I collaborate with App development group and data research group.
PROJECTS
Tencent News Mobile Version (Tencent) Mar. 2017 — Jun. 2018

"Tencent News" mobile version's users mostly come mainly from official accounts of WeChat and QQ. It provides rich media pages including text, images, videos, and animations.

  • Leading the front-end development. I am familiar with mobile browser compatibility and flex layout。
  • On the basis of understanding the business I abstract, encapsulate, test the key modules like "app downloader" and publish modules on NPM mirror. I use test-driven development to reduce the risk of refactoring.
  • In addition to programing, I led the group of colleagues and interns to complete the development task. I am responsible for demand scheduling and code review. For code quality I standardize the front-end development process, including: using ESLint, migrating work flow from SVN to Git, improving test process.

Noflux.js Apr. 2017 — Now

Noflux.js is an open-source project that provides a simple, stupid state management for JavaScript apps such as React. It's easier to get started than Redux and MobX. Noflux.js is widely used in "Tencent News" team and Meituan-Dianping's framework "Turbo".

Application Performance Monitoring (Meituan-Dianping) July 2015 — March 2017

A website for developers facing performance problems in their website or apps. By using data report SDK, users can view performance metrics like load time, network latency and FPS on web browser or devices.
There are competing products industry like OneAPM and New Relic.

  • I program the website full stack using Angular, Express and Node. I use D3.jd and EChart for data visualization.
  • I designed the project architecture which was build on microservice based on Node. I use Elastic Search and OpenTSDB for store data. I use Kafka for module decoupling and reducing load then traffic is heavy.
  • I was also responsible for the OPS work.

App Crash Monitoring (Meituan-Dianping) March 2016 — October 2016

A solution for analyzing iOS and Android crash report to find out when and why App crashed. Reports on the website or email generated from crash data group by eigenvalue help developers find out bugs in code. In addition, the data analyzing support iOS symbolicating and Android retrace.

  • I program the website full stack using Angular, Express, Koa and Mongoose including crash report, symbol file management and eigenvalue rules.
  • I design and program the core module of iOS symbolicating and Android retrace.
  • I design a priority queue in MySQL for guaranteeing real-time data analyzing.

2048 Custom March 2014 — April 2014

Allow users create 2048 game with their own words or images.

  • I use HTML5, CSS3, PHP and MySQL building the website. I use FileReader to preview and upload and use Newton's law of cooling to make a top list.
  • I develop and maintain the website by myself and the website has 55 million page visits, 269 thousands games and 1 million images.

EDUCATION
Beihang University, Beijing, China September 2011 - July 2015

CET-6(College English Test 6): passed
Awards:

  • Third prize in the Challenge Cup Competition of Science Achievement in China
  • First prize in the Fengru Cup Competition of Beihang University
  • First prize in Programming Competition of Beihang University twice
  • Second-class scholarship
Summer camp tours: Japan and Hong Kong