Eduardo Diaz

About

A senior frontend engineer with extensive expertise in building scalable and high-performing web applications. Adept in using React.js, Node.js, and modern frontend frameworks, with a strong background in enhancing application performance and user engagement. Experienced in Agile and SAFe practices, CI/CD pipelines, and cross-platform development. Proven track record in collaborating with product managers and designers to deliver solutions aligned with business goals.

Experience

• Senior Frontend Developer · Chewy2022-05-01 – null

  ● Utilized React.js and Node.js to build scalable, high-performing applications, increasing user engagement by 25% and reducing page load times by 20%. ● Implemented CDN content through a RESTful API to enhance frontend modularity and scalability, improving page load speed by 30%. ● Improved data synchronization and communication between frontend and backend systems using Kafka messaging, resulting in a 50% decrease in data latency. ● Led the development of cross-platform solutions using React Native, optimizing for both performance and scalability. ● Ensured efficient data management and retrieval by implementing DynamoDB and Neo4j databases. ● Championed project alignment with goals and delivery targets by actively participating in Agile and SAFe practices such as daily stand-ups, grooming sessions, retrospectives, and PI planning, ensuring efficient project execution and goal attainment. ● Optimized application performance and scalability through code refactoring, caching strategies, and database optimizations, resulting in a 30% reduction in server response times and improved user experience. ● Collaborated with product managers, designers, and business analysts to translate business requirements into technical specifications and user stories, ensuring alignment with project goals and objectives. ● Established CI/CD pipelines using Jenkins and Docker to automate build, test, and deployment processes, streamlining the software delivery lifecycle and reducing time-to-market for new features. ● Leveraged Firebase for real-time data synchronization and serverless application development.

• Senior Frontend Developer · Goji Labs2020-05-01 – 2022-04-01

  ● Crafted a comprehensive publishing tool tailored for finance writers utilising a tech stack inclusive of React, Redux Toolkit, TypeScript, Recharts, Tailwind CSS for styling, GraphQL, Cypress.io for end-to-end testing, AWS Amplify, and Storybook. ● Integrated app authorization and data connectivity features, including query and subscription functionalities, leveraging AWS Amplify and GraphQL. ● Involved writing modules using React, NextJs, Typescript as a view engine to build component-based, SEO applications. ● Introduced an atomic design with descriptive documentation using Storybook and configured its UI library and design system on the top of Material-UI using all the reusable components like atoms, molecules, and organisms. ● Enhanced application performance utilizing the react-query library and React hooks.

• Full Stack Developer · Miles IT2014-09-01 – 2020-04-01

  ● Implemented JWT Tokens and Oauth2 Token authentication integrated with GraphQL. ● Addressed multiple critical user experience issues across desktop and mobile UI screens, ensuring consistency across various browsers. ● Managed the development of pixel-perfect and mobile-responsive UI/UX for diverse web applications and API integrations. ● Tailored multiple chart libraries including D3.js, Highcharts, Recharts, and Ant Design Chart, integrating them seamlessly with GraphQL.

• Software Engineer · Microsoft2013-09-01 – 2014-08-01

  ● Developed and maintained web applications using PHP, JavaScript, JQuery, HTML5, CSS3, MySQL database. ● Developed responsive design that improved mobile usability by over 30%. ● Analysed requirements to determine the best approach for developing new features or improving existing functionality. ● Documented all processes used within the development environment including coding standards, version control procedures, etc.

Education

• Cornell UniversityBachelor's degree, Computer Science

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