Tin Ho Chu
Verified Expert in Engineering
Front-end and WordPress Developer
Austin, TX, United States
Toptal member since August 11, 2016
Tin has a computer science degree and is a certified design, data processing, and information systems analyst and Cisco CCNA. He has worked for over eight years in web development environments, with over a hundred website projects under his belt, working freelance and as a contracted developer. Tin also has extensive experience with WordPress themes and plugins.
Portfolio
Experience
- Full-stack Development - 14 years
- Responsive Layout - 8 years
- PHP - 8 years
- Responsive Design - 8 years
- Themes - 7 years
- CSS3 - 5 years
- Figma - 5 years
- React - 3 years
Availability
Preferred Environment
JetBrains, PhpStorm, Git, MacOS, WordPress, React, Node.js, NestJS, Workers
The most amazing...
...project I did on my own was a MERN stack application related to real estate brokerage intelligence.
Work Experience
CMS Developer
Century Consulting Services LLC
- Developed a versatile Next.js application capable of adapting dynamically to support multiple brands, with its appearance and functionality changing based on the specific brand.
- Migrated all legacy forms from Heroku and upgraded certain additional services, utilizing PostgreSQL as the database.
- Managed 30+ WordPress sites in a high availability setup, ensuring performance, security, scalability, and uptime. Oversaw updates, optimized infrastructure, troubleshot issues, and maintained robust backup and recovery systems.
- Created seamless UI from Figma Designs.
Full-stack Developer
Priceline - Main
- Migrated a middleware from Node.js hosted on Heroku to a custom built plugin to do the same functionality, without making more calls to other services.
- Solved some problems related to security concerns and implemented automation to check the outdated plugins and check if site updates are required and needed.
- Accomplished those requirements within the time span.
Developer | CMS, Chatbot, Front End
PLS Logistics - GoShip
- Coded a custom theme with React Integrations from scratch.
- Coded closely from Sketch Files to templating systems.
- Integrated with their TMS API to provide quotes right from WordPress.
Senior Developer | WordPress and WooCommerce
Fracture, Inc
- Migrated from template to the Gutenberg block system.
- Maintained the website with the latest technology and updates.
- Integrated with custom code from WooCommerce to handle the checkout process.
Developer | CMS and Mailchimp
MIT - Quest For Intelligence
- Integrated with Mailchimp and the campaigns from the Quest.
- Updated the WordPress core and kept it clean from technical debt.
- Created custom post types and followed the Integrations requested.
- Created a new Theme from scratch using PHP and CSS.
CMS Developer
Banknote Corporation of America
- Created a custom theme from scratch based on a Sketch layout provided by the company.
WordPress Developer
Ninja Number
- Created a brand-new theme from mockups provided by the company.
- Handled all the custom functionality that the company has in their last theme, to custom plugins in order not to affect the next releases.
- Handled integrations with their API and their main service.
- Created a page generator with ACF flexible content so they can create as many landing pages without needing a developer.
- Created documentation for the content manager so the user can create and use the tool without a developer.
- Worked with Gravity Forms to be funnels on landing pages for this company. Every time when a form was submitted, it went to their CRM, a custom integration made by me.
WordPress Developer
Barry O'Reilly
- Created a custom theme along with the author to suit his needs.
- Created a podcast custom post type to handle visitors.
- Created custom post types like talks in order to have well-organized content.
- Worked with Yoast SEO to increase the performance of every single article that the author wrote. Every Monday we revised the keywords and added a headline to the articles that drove more traffic.
CMS Front End Developer
Transmille Calibration
- Implemented a new theme migrating all the content that the company has.
- Implemented a tool to handle chat and online support for clients.
- Implemented services that connect users with intranet portals.
WordPress Developer
Accents of France
- Fixed slow loading time.
- Managed the migration to a new hosting provider.
- Fixed some UI issues affecting the UX.
WordPress Developer
Mandaê
- Created custom post types to handle different types of content.
- Created custom plugins that can publish dynamic landing pages with CTA.
- Created different types of functions to activate or deactivate themes depending on the page that is going to render.
- Implemented three layouts at WordPress, from Sketch files provided by an agency.
WordPress/WooCommerce Developer
Universal Yums
- Created a custom theme from a design.
- Created a membership plugin to handle all the flow that a user needs in order to make their membership.
WooCommerce Add-on Developer
Tigo
- Developed a WooCommerce add-on to allow partners to integrate with Tigo Money as their payment gateway.
- Connected the WooCommerce add-on to their servers and made the charge through their API.
WordPress URL Expert
Teachable
- Created custom URL patterns.
- Removed slugs from content types.
WordPress Developer
Trakstar
- Made changes to the WordPress and custom theme repositories via GitHub pull requests.
- Helped keep WordPress version and plugins up to date.
- Used Optimizely to implement A/B tests for behavior changes.
- Implemented better organization of content using custom post types.
- Implemented better search functionality, major UI alterations, behavior, and content changes.
WordPress Developer
Shochu.pro
- Fixed several UX issues.
- Updated plugins and a theme that didn't work well.
- Created a landing page campaign to capture visitor information.
Experience
Tigo Money Payment Gateway Plugin
Ninja Number
https://ninjanumber.comBarry O'Reilly
https://barryoreilly.comUniversal Yums
https://www.universalyums.comEducation
Bachelor Science Degree in System Engineering
Universidad Metropolitana - Caracas, Venezuela
Skills
Libraries/APIs
React Redux, Google Maps, Google Maps API, jQuery, Stripe, Mapbox GL, Node.js, React, WooCommerce API, Vue
Tools
Advanced Custom Fields (ACF), PhpStorm, Git, Bitbucket, Trello, GitHub, Bourbon, Adobe Photoshop, Figma, Gutenberg Editor, ACF PRO, Docker Compose, Sketch 3, Sketch, Jira, Infusionsoft, Webpack, Grunt, Gulp, Docker Hub, Google Kubernetes Engine (GKE), Atom, JetBrains, Optimizely, Adobe Illustrator, Mailchimp
Languages
PHP, Sass, CSS3, JavaScript, HTML, CSS, GraphQL, Less, TypeScript, HTML5, Regex, SCSS
Frameworks
JavaScript MVC, Bootstrap 3, Tailwind CSS, NestJS, Redux, Express.js, AngularJS, React Native, Next.js
Paradigms
Responsive Layout, Scrum, Search Engine Optimization (SEO), Responsive Web Design (RWD), CRUD
Platforms
Docker, WooCommerce, WordPress, Pantheon, WordPress VIP, Kubernetes, Mapbox, Ubuntu Linux, Google Cloud SDK, AWS Elastic Beanstalk, Google Cloud Platform (GCP), Amazon Web Services (AWS), Ubuntu, Visual Studio Code (VS Code), MacOS, Heroku, Shopify, OpenCart, HubSpot
Industry Expertise
Project Management
Storage
MySQL, WP Engine, MariaDB, MongoDB, Amazon S3 (AWS S3)
Other
User Experience (UX), Gravity Forms, Responsive Design, APIs, FacetWP, Dokan, WordPress Themes, HTML to WordPress, Scrum Master, Front-end Development, API Integration, WordPress Plugins, WordPress Design, Payment APIs, Supabase, eCommerce, eCommerce APIs, PayPal, Marketplaces, Accessibility, Web Hosting, DNS, ADA Compliance, Full-stack Development, Mobile First, Learning Management Systems (LMS), Themes, Yoast SEO, Custom Post Types, HTML5 Animations, Workers, Chatbots, Plugins
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