Design Engineering Management Media Sales Finance Administrative Technology Service Industry

About

MingHan Li

Backend Engineer

Taipei, TW
[email protected]

Skills

Programming : PHP, CodeIgniter, JavaScript, jQuery, PhantomJS, CasperJS, Shell script, Golang
Database : MariaDB, MongoDB, Neo4j, Redis, Elasticsearch(IK)
Industry Knowledge : RESTful API, Database design, Systems analysis, Object-Oriented Design
System : Windows, Mac OS, Centos
Other : Github, Google Office, Draw.io
Project Management : Scrum, JIRA
Interpersonal : Team Leadership
Language : Chinese (Native), English (Basic), Taiwanese (Native)

Work Experience

awoo, Backend Engineer (Team Leader), Jun 2018 ~ Present

AI tech based tagging system “Cupid” (nununi)

Technique : PHP, MongoDB, neo4j, MariaDB, Google Storage, Google Compute Engine, Elasticsearch(IK)
Team Leader & Scrum Master (1 year)
Manage 5 backend engineers, 1 frontend engineer

Cupid Data Application

ProductTag API design : providing tags of product to the clients.
Content API : providing product information of certain tags to the clients
SuggestionTag API : providing related tags operated by W2V model and awoo algorithm to the clients.
FileExport : daily export product tag via file(XML) to the clients

Infrastructure

Data Warehouse Architecture (Neo4j, MongoDB, MariaDB)

Data Source Layer
Data Storage Layer
Data Presentation Layer

AI data labeling system for Data Labeling Associate
Client product feeds

Products RESTful API
Scheduled Fetches (XML, CSV) from SFTP or Google Storage

Email/SMS platform “Tigerfly”

Technique : Golang, PHP, MariaDB, Redis
Urgent support Tigerfly team with my team

Email/SMS delivery core system refactor

Collaborate with 3 backend engineers
Refactor delivery core by Golang multithreading, improving performance twice than before.

Web application API development

Collaborate with 5 backend engineers, 1 frontend engineer
Email remarketing feature development: applying “Cupid” tags in “Tigerfly” to mark users and user clustering.

awoo, Backend Engineer, Nov 2015 ~ Jun 2018

Crawler system of jobs for bots development & maintenance

Technique : PHP, JavaScript, CasperJS, MariaDB, MongoDB

Crawler
Fetch Google/Yahoo search engine result page by Raspberry Pi.
Fetch website HTML and do SEO analytic. Fetch Bing Ads search volume.
Third party data collector
Fetch Facebook API, Google Ads API.

SEO growth hacking tools - “Sweetdream(綺夢)”

Technique : PHP, jQuery, MariaDB, Google Analytics API, Google Search Console API
Collaborate with 1 frontend engineer
web front-end (JavaScript) & back-end development

Data visualization: data source includes Google Analytics, Google Search Console, Google/Yahoo ranking, Google search volume

“CupidAds” prototype develop

Technique : PHP, MariaDB, MongoDB, Neo4j, Google Ads API
Collaborate with 1 frontend engineer

Keyword selecting tools for Google Ads

awoo 1st & 2nd intern training, junior engineer training

Education

B.I.M. Information Management, Shih Hsin University, 2011 ~ 2015