Mario M.
Web Designer

Skills

Node.js

Adobe XD

React Native

Cascading Style Sheets

Next.js

Typescript

Figma

Html

Javascript

Php

Postgresql

Microsoft Azure

React

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Bio

Web Designer and Full-stack Web/Mobile Developer skilled in Frontend and UI/UX Design, proficient in React, React Native (Expo), wireframing and prototyping, responsive design, CSS, JavaScript, Rest API, and unit testing. With over four years of experience, effectively contributes to enhancing business performance.

Fullstack Web Developer (Freelance)
7/31/2020 - 8/31/2020

Developed a website for a high-profile DJ to share his journey and music with fans. Utilized Figma for wireframing and prototyping to ensure a seamless user experience design. Employed HTML and pure CSS for the website’s frontend structure and styling, while leveraging React.js with hooks for dynamic and efficient user interface development. On the backend, utilized Node.js for server-side scripting and PostgreSQL for robust and scalable database management.
Frontend Web Developer (Freelance)
9/30/2023 - Present

Contributed to the development of a betting website by performing corrections and enhancing the user interface design to improve user experience. Utilized technologies such as HTML, CSS, and JavaScript, aligning with the existing front-end stack. Leveraged Azure DevOps for version control, project management, and team collaboration.
UI/UX Designer (Freelance)
6/30/2023 - 8/31/2023

Developed expertise in UI/UX design while working on a medical application focused on doctor discovery and appointment scheduling. Conducted user interviews with medical field professionals to gather actionable insights. Utilized ChatGPT for UX research to analyze and interpret user needs efficiently. Created detailed app designs using Figma, ensuring an intuitive and user-friendly interface.
Full Stack Developer
1/1/2022 - 4/30/2023

Managed the maintenance of a large-scale e-commerce platform, implementing significant infrastructure restructuring guided by principles of decentralization and load balancing. Developed and integrated APIs with multiple adjacent systems within the organization, ensuring seamless interoperability and enhanced system performance. Demonstrated advanced skills in optimizing system architecture to support high traffic and scalable growth.
Frontend Tech Leader and UI/UX Design
12/31/2021 - 6/30/2023

Served as Frontend Tech Leader, specializing in design and development of web applications utilizing React.js, ChakraUI, Next.js, and Typescript. Employed Figma for creating and refining user interface designs. Coordinated project workflows through Azure DevOps, ensuring seamless integration and deployment. Managed team collaboration and communication using Discord, Trello, and ClickUp. Demonstrated expertise in both technical development and project management within an agile environment.
Frontend Web Developer (Freelance)
11/30/2021 - 11/30/2021

Developed an algorithm for check digit verification within a school management system, implemented using vanilla JavaScript. Contributed to the development process of the payment system, ensuring accuracy and reliability in transaction verification. Enhanced technical expertise in JavaScript through practical application and problem-solving in a real-world project focused on financial validation processes.
Frontend Web Developer and UI/UX Designer (Freelance)
6/30/2021 - 8/31/2021

Developed proficiency in mobile application development, specifically focusing on a music streaming app. Designed and implemented comprehensive UI/UX solutions using Adobe XD, ensuring user-friendly and visually appealing interfaces. Utilized React Native (expo) for building the application's frontend, achieving seamless performance across various devices. Applied HTML and CSS to enhance the app's visual aesthetics and overall user experience. Implemented features such as music playback, artist follow functionalities, playlist sharing, and interactive components like likes and comments.
Frontend Developer & Web Designer
4/1/2020 - 7/1/2020

Served as a Frontend Developer and Web Designer with a focus on website development. Acquired proficiency in HTML, CSS, JavaScript, and modern frameworks such as Angular and React. Gained extensive experience in responsive design, ensuring optimal performance across various devices and platforms. Utilized tools like Adobe Photoshop and Sketch for graphic design and UI/UX mockups. Leveraged version control systems such as Git for collaborative development and code maintenance. Successfully integrated RESTful APIs to enhance website interactivity and functionality. Consistently maintained high standards for cross-browser compatibility and accessibility compliance.
Frontend Desktop Software Developer
1/1/2015 - 10/1/2015

Served as a Frontend Developer, contributing to the creation of a Desktop application. Developed proficiency in JavaScript frameworks, particularly with Angular and React. Utilized HTML5 and CSS3 for crafting responsive and visually appealing user interfaces. Employed Electron.js to bridge web technologies and native desktop applications, enhancing functionality. Demonstrated skill in state management using Redux, and utilized RESTful APIs for efficient data communication. Ensured cross-browser compatibility and optimized performance by conducting thorough testing and debugging. Collaborated within an Agile development environment and leveraged Git for version control, ensuring seamless integration and code maintenance.