ZhiQiang Y. expert freelancer in JavaScript, PHP, WordPress

Z. Y.

Senior PHP / Javascript Programmer

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Hourly rate:
USD 25.00

Freelancer expert in IT & Programming

About me
I am a senior PHP/Javascript/WordPress web developer with over 12+years of experience.
In these years I worked as a full-time freelancer in Upwork (upwork.com), Freelancer (freelancer.com) and also engaged in US companies such as BiznessApps, Digital Wake LLC.

I have experienced in lots of fields such as Project Management Platform, CRM, Mobile App Builder Platform, Website Tracking System like Google Analytics, Social Website Development, Relational Database Design & Development, Ecommerce, Google Maps, GeoLocation, Data Scrapping, etc.
I've worked on many web development frameworks involving Laravel, CakePHP, YII, Codeignitor, Zend, Smarty, Wordpress, Netsuite, Magento, Angular, ReactJS, VueJS and so on.

1. My Experiences & Knowledge
- Team Leader: 2 years
- Project Manager: 2 years
- Team Work: 6 years
- Computer Science - 15 years
- Web Development: 12 years
- Hosting Server Management (Linux, Ubuntu, WHM, CPanel, FTP, SSL, Mail, Putty, DNS Management): 5+ years
- Web API Development: 3 years
- Page Speed Optimization: 7 years
- Scrape: 3 years
- SEO: 2 years

- HTML5, CSS3, JavaScript, jQuery, Ajax, JSON, XML: 12+ years
- PHP, OOP, MVC, LAMP: 12+ years
- MySQL, SQL: 12+ years
- Laravel, Zend, Smarty, CakePHP, Symphony, Code Ignitor (2+ yrs)
- WordPress: 10 years
- React.js, D3.js, AngularJS, Vue.js, Node.js, Express.js (2+ yrs)
- Photoshop (10 yrs)
- Bootstrap: 10 years
- REST API: 5 years
- JIRA, GIT, SVN: 3 years

My services include development of web sites and web based applications, customization of existing solutions, project management, optimizing website, bug fixing for code and database.

I am a full-time freelancer and available 50+ hrs/week.
I am a quick learner and I love to learn new technologies, love to challenge techinical problems.
I can build complex, technological, challenging solutions, and I always pay close attention to details and use best practices.
Work history
1. Mobile App Builder Platform (Nov 2013 ~ Oct 2015)
This is a platform for people without computer programming skills to create, edit and manage mobile apps.
My role was Front-End, Back-End, Database design & development, Mobile API development, bug fixing, customization existing features, etc.
I worked for both CMS (Mobile App Builder System) part and Reseller (Partner Dashboard) part.

2. Project Management System (Aug 2011 ~ Feb 2012)
I developed this system for 6 months, it is similar to JIRA, but the system had only a project management feature.
(User & Team Management, Project Create/Assign/Set Progress/Complete or Fail, etc)

3. CRM Website (Jun 2012 ~ July 2013)
I developed it for one year and my role was Web Design, Database Design & Development, Front-End & Back-End.
I developed this system from scratch.

4. Web Tracking System (Jul 2013 ~ Nov 2013)
It was similar to Google & Bing Webmaster Tools.
It had tracking JavaScript file like Google Analytics JS file and needed to embed the script file into the websites to track.
And the script collects lots of information such as visitor location, IP, visit duration, visit browser, new visitor / returning visitor counts, track user activity, etc.
It had dashboard like Google Web Master Tools showing data as the form of table/chart based on the data grabbed by tracking script file.
I built this system from scratch (Web Design, Database Design & Development, Front-End & Back-End) for 4 months.
It was one of the most challenging project in such a short period of development time.

5. Senior WordPress Developer (Jan 2016 ~ Nov 2017)
I developed numerous WordPress websites based on PSD design files.
My role was WordPress Custom Theme Development from PSD files, Theme Customization, Custom Plugin Development for specific usage of specific website, Plugin Customization, WP Admin Area Customization such as Custom Post Type/Taxonomy Creation/Management, Custom Fields, Custom Menu, Custom Widget, Custom User, etc.
Here are some example WordPress websites I developed & worked.
- https://www.xpel.com (Woocommerce, Custom Theme)
- https://www.snipsa.org/ (Divi theme, Child Theme)
- https://rustichello-ravenna.it (UI/UX Design, Custom Theme, Photography)
- https://mandadream.com (Custom Theme, Booking, holiday)
- https://marinara.it (Custom Theme, Animation, Quote, Multilingual)

6. Laravel / React.js / AngularJS / Vue.js Developer (2018 ~ 2019)
Related skills

JavaScript PHP WordPress