Mateusz Wawryniuk

- Developed multiple serverless web apps using Node.js, React, AWS API Gateway, and AWS Lambda, EC2, Route 53 - Worked on the frontend part of a storage management solution to meet any requirement based on Vue.js, Svelte - Developed pixel-perfect and high-performance healthcare application with React.js, Node.js and Strapi - Created a HOC architecture to reuse common GraphQL functionality for listing and filtering

- Migrated from Redux state management system to the combination of Apollo & React context API - Frontend project structure analysis and development using React with high quality design pattern and performance on the real-time web and native apps, which includes Medical, Chatting Apps - Worked on a sports scheduling app providing booking & payment flow based on Vue, Nest.js, PostgreSQL

- Developed SaaS platform using React(hook), Redux, Material-UI/Ant Design - Developed a highly visible web-app for the people operations team to manage all information related to the organization from structure to compensation to performance feedback using a Vue front-end and a Node back-end with a MySQL database - Developed a custom eCommerce platform that worked as a shop taking all products from advertisers based on Laravel

- Used Node.js modules like grunt, bower to integrate with designs and requirements and to interact with the databases - Created web-based calculators using PHP, jQuery, and Ajax to show return on investment and savings - Developed Front-end UI based on HTML, CSS and JavaScript - Used JavaScript and jQuery for building several functionalities of the application