• Lead a team of 10 developers in the successful development and deployment of desktop, web and mobile applications.• Collaborate with stakeholders to gather requirements, define project scope, and set deliverable timelines.• Drive technical architecture decisions and provide guidance on design patterns and best practices that speed up 35% development time.• Developed and maintained multiple modules of enterprise desktop, web, and mobile applications, contributing to improved system performance and reliability. • Designed and implemented database schemas and optimized SQL queries, leading to a 25% reduction in query response time.• Implemented RESTful APIs for seamless integration between various components and third-party APIs to enhance real-time data synchronization between multiple systems.

• Developed and maintained a complex POS application, contributing to a 15% increase in overall system efficiency.• Increased sales by 15% through the successful integration of payment gateways in the POS system.• Design and implement inventory management features, including stock tracking, SKU management, and real-time inventory synchronization with the online store.• Reduced management time for customers 25% by customize and extend e-commerce platforms such as Shopify, WooCommerce, osCommerce … to integrate with the POS system.• Ensure high availability and fault tolerance by designing redundant and failover mechanisms in the POS system.

• Collaborate with the development team to create visually appealing and intuitive e-commerce interfaces. • Develop and maintain custom e-commerce websites using technologies like Java, JSP, JavaBeans and Oracle. • Provide technical support and resolve issues related to e-commerce functionality.