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We are looking for an experienced, self-motivated, and passionate application engineer to work on building the presentation layer for advanced user interfaces. You’ll work with software engineers, product managers, interaction & visual designers, and marketers in a highly collaborative environment where everyone helps to define the product vision.

The environment is fast-paced with numerous user-centered iterative design & development cycles. You’ll be responsible for building everything from proof-of-concepts and usability prototypes to deployment-quality code.

If you’re interested, please provide URLs and code samples of your work. Having your own site is a bonus!

Minimum Job Qualifications

You should be able to personally demonstrate your abilities with demos, web sites, blogs, articles, or anything else that would establish your expertise with these technologies.

• At least 5+ years of work experience in software development
• At least 3+ years of work experience in web application development
• Extensive experience in DHTML (HTML & XHTML, JavaScript 1.0-1.5, CSS1 & CSS2, DOM Levels 0-2)
• Extensive experience in remote scripting & AJAX interactions (XmlHTTPRequest, iframes, node creation, JSON, etc)
• Extensive knowledge of cross-browser compatibility & browser degradation strategies
• Proven ability to design and architect complex applications involving extensive UI and application logic
• Previous work experience with client-side web standards (HTML, CSS, box model, etc)
• Previous work experience with PHP, JSP, ASP, or other similar scripting languages
• Previous work experience with Apache, server caching & proxy issues, HTTP, and other web application issues
• Comfort ability working in a Unix environment
• Deep understanding of object-oriented and event-driven programming
• Knowledge of web services (XML-RPC, SOAP, REST, etc)
• BSCS/MSCS or equivalent work experience

Preferable Job Qualifications

• Experience with YUI JavaScript libraries
• Knowledge of HCI and application UI design
• Experience with data analytic, reporting, and Data Marts solutions a strong plus.
• Strong written and verbal communication skills

Yahoo! Inc. is an equal opportunity employer. For more information or to search all of our openings please visit http://careers.yahoo.com.