Looking for a Magento 1.9.x certified developer to work on B2B eCommerce site

Ours is a B2B ecommerce platform built on Magento 1.9.x. It is a marketplace built on multi vendor model. KEY RESPONSIBILITIES • Understand the business logic and source code of various functional modules • Develop and manage the e-commerce portal, web applications & web site built on Magento 1.9.x • Develop and manage extensions for Magento • Design and develop new features or functionalities as per business requirements • Customize & Integrate APIs for Payment gateways, Logistics, LMS systems, CRM, CMS etc • Develop PHP web application with Object Oriented MVC architecture • Understand and implement software configurations pertaining to MySQL, Apache as required • Analyse, design, code, debug, test, document & deploy applications. • Front-end development utilizing JavaScript (jQuery/Prototype), HTML and AJAX • Communicate status, metrics and issues on a regular basis EXPERIENCE & SKILLS • Minimum 5 Years of relevant experience • Certification in Magento 1.9.x and above is preferred • Working knowledge of CSS, AJAX, Bootstrap, JavaScript/ jQuery • Extensive experience and working knowledge of PHP, MySQL, Zend • Write well-engineered source code that complies with accepted web standards • Good debugging skills, Code flow analysis and the ability to read and modify existing code • Good knowledge of SDLC QUALIFICATIONS Bachelor's Degree in Computer Science, Master in Computer Applications, or equivalent