-Developed over fifty responsive web interfaces using HTML, CSS, JavaScript, React, Sass, and Bootstrap, ensuring seamless cross-device performance and achieving load times under four seconds.-Built high-performance landing pages with Astro and Tailwind, optimizing critical resources and implementing lazy loading, resulting in a 35% decrease in load times, a 32% boost in conversion rates, and a 28% drop in bounce rates.-Partnered with multidisciplinary teams to develop efficient strategies for meeting sprint objectives.-Conducted comprehensive testing of web applications, identifying and resolving thirty six critical bugs, reducing post-launch issues by 30%, and enhancing application uptime by 45%.

-Delivered six web interfaces using React and modern CSS (Sass, Bootstrap), improving mobile user experience for over 12,000 monthly users and reducing load times by 20%.-Implemented reusable React components across five projects, accelerating the implementation of new features by 25% and establishing consistent UI patterns for easier maintenance.-Collaborated with designers and developers to create an interactive design system, achieving 30% faster UI updates and earning positive feedback from both the development team and end-users.

-Developed four e-commerce sites using WordPress/WooCommerce, integrating custom payment gateways and shipping solutions that boosted sales by 25% and reduced cart abandonment by 15%.-Optimized six WordPress websites through caching, image compression, and database cleanup, improving average load speeds from 4.2s to 2.1s and achieving mobile PageSpeed scores above eighty five.-Customized more than five WordPress sites with Divi, cutting development time by 40% and delivering projects ahead of deadlines.

-Implemented a quoting system in Excel integrated with Zoho CRM, reducing quote generation time from two hours to twenty-five minutes, improving pricing accuracy by 30%, and increasing proposal acceptance rates by 25%.-Managed a portfolio of over two hundred international prospects, providing personalized sales support that increased client acquisition by 20%.-Coordinated logistics operations with five national and international freight agencies, optimizing rates and schedules to assist clients in cost-effective decision-making.

-Presented the product portfolio to twenty five companies in São Paulo, securing twelve meetings with potential clients.-Created a detailed business plan aimed at capturing 10% of the local industrial market, contributing to successful contract negotiations with eight new Brazilian companies.-Negotiated with sixteen national suppliers to obtain competitive pricing and reduce production costs by an average of 14%.

-Responded to 200+ customer inquiries across company platforms (email, blog, social media) within four business hours, maintaining a customer satisfaction rating of 92%-Planned and executed ten targeted marketing campaigns, resulting in a 25% increase in new user sign-ups to the company platform.-Translated 75+ pages of English documentation to Portuguese for seamless integration into the company's multilingual platform.-Conducted monitoring and reporting of bugs and issues with the platform's functionality.