Sam Jin Email & Phone Number

Portland, Or

• Read and modified code in a multi-tier architecture with 100+ files. Front-end is generally jQuery based, with a sub system “data retrieval” based on AngularJS.• Achieved role control functionality mainly by retrieving role data with JSON from AJAX and combined the retrieved data with jQuery to manipulate nodes behavior in DOM tree.• For “Data retrieval” sub system, AngularJS was used considering performance issue. Utilized custom directives, filters and two-way data binding features to achieve functionality and RouteProvider for pagination to build up Single Page Application (SPA).• “Data post” functionality involved some back-end work which needed “coding through” all related modules from JavaScript layer, Rest/Spring layer, Model DB layer and HBase. • Used AJAX and JSON for massive data transfer between Client/Server. According to different component coding structure, AJAX calls were consumed by load/ajax methods (jQuery) or $http service (AngularJS).• Designed and implemented relevant pages with HTML5 and CSS3. Bootstrap and media queries were also used to apply responsive utilities to the pages. • Utilized a combination of regular expression and jQuery Validation Plugin to conduct input check.• Worked with source version control tool SVN combined with MobaXterm to manage the code repository.• Collaborated with QA team for bug fixing and functional/user-friendly improvements. • Developed test cases and performed unit test using Jasmine.• Day to day tasks related to website maintenance such as updating contents, improving user experience, etc. • Maintained, enhanced, and recommended solutions that suit business and technology needs from UI standpoint. • Communicated well with Project Managers and other developers to proactively meet needs as indicated. • Dealt with cross-browser compatibility issues especially for old browsers like IE 8 and IE 9 which were used much within company.

San Jose, Ca

• Involved in building prototypes based on business requirement which included cross-browser compatible and standards-compliant HTML/CSS layouts.• Developed additional features including data retrieval, client information dynamic update, etc. using JavaScript, jQuery, HTML and CSS.• Utilized HTML, CSS, JavaScript lib (jQuery) to work around default browser settings and improved web page styling and layout.• Involved in backend coding namely PHP for data request/response and CRUD operation support with Apache server.• Manipulated data using CRUD operations of MySQL database management system .• Worked in a collaborative and agile environment with minimal supervision in cross-functional teams with product managers and other developers.• Utilized regular expression to conduct input check.• Requested and got data from backend using AJAX call in jQuery to exchange JSON data with back-end.• At later stage of the project, added responsive features using Bootstrap framework for more user-friendly experience and mobile-app.• Used Tortoise SVN for version control. • Modified and updated UI pages rapidly after receiving new requirement from clients.• Focused on Cross-browser feature of pages. Implemented tests on Chrome, Firefox, IE 8/9. Fixed bugs and optimized JavaScript code.

Eugene, Or

• Involved in designing and developing web pages using HTML, CSS with “separation by functionality” rule.• Developed prototypes for web page flows, page layout, and reusable widgets.• Used JavaScript and jQuery for “contact us” form validation.• Utilized AJAX for data post of “contact us” form.• Developed CSS classes and templates for more appealing pages.• Wrote a script file through mixed programming in JavaScript and jQuery to handle DOM events such as mouse-hover, click, etc. and Browser events, namely resize and error.• Used SVN for configuration management.• Resolved cross-browser compatibility issue for IE, Chrome and Firefox.• Managed daily tasks related to website update and maintenance such as posting new product, adding holiday greetings, classifying and managing “contact us” information, etc.