Hi there! I'm Marcos

- Coordinate the work and communication between the front end and back end.

- Lead role in the front end, from the scoring, scoping and assignment of task to secure the expected deadlines.- Part of the development of the landing page for an animated UX taking an important part in the communication with the backend of CQ5

- Built digital experiences and managed content and assets optimized for a robust User Experience using Contentful.
- Worked tightly with the designers to build pixel-perfect landing pages using responsive design principles that provided access to numerous devices and browsers.
- Enhanced revenue generation through the development of landing pages and custom User Experience to target specific customers with test cases and tracking capabilities using Optimizely.

- Worked on site of the client in San Francisco branches.

- Took part in the development of the library to be used across the ATM UX

- Implemented YUI (Yahoo Library) to allow its easy documentation, and extension.

- Adapted the design to be able to have a flexible theming and branding.

- Collaborated closely with a compact remote team between New York and Buenos Aires, with effective communication and teamwork.

- Engineered a Single Web App primarily using pure Javascript, prioritizing optimization for a tablet-friendly website, thereby ensuring a seamless and responsive user experience.

- Leveraged the capabilities of CSS3 to enhance the User Experience, staying at the forefront of design trends.

- Worked both remotely and on-site at the Porto Alegre, Brazil offices, showcasing adaptability and contributing to a cohesive development environment.

- Modernized the company website by implementing a new design theme which helped strengthen brand identity and enhance the User Experience (Sass and Twig).
- Employed Webpack and NextJS to reduce digital asset load times and improve performance.
- Optimized the UI by improving Symfony controllers (public-facing and Back-End) and updating existing React services.
- Migrated several Back-End features to React and applied Flow to increase application performance and organizational efficiency.
- Expertly increased the functionality for Front-End users, ensuring higher site traffic, through creating small services on React.
- Implemented continuous Back-End maintenance and updates to maximize scalability and usability of applications (using TypeScript and RESTful APIs).

- Created new UI components to engage the purchase in the store
- Worked in several features for the users engage and integration with 3rd parties for deposit and withdraws.
- Involved in the process of integration with Plaid to retrieve Bank account information, and the ACH with Braintree.
- Improve the UX for the deposit, triggers events and withdraw.

- Substantially improved a core application's functionality by converting React class components to React function components.
- Collaborated with design teams to maintain consistency in the User Experience across all applications.
- Designed and deployed a modern UI to enhance the User Experience of an existing application.
- Successfully orchestrated client business requirements gathering to improve team performance and accurately meet client needs.

- Developed new pages as needed, enhancing user experience and promoting a deeper understanding of the company's business.

- Collaborated on both the backend, utilizing Node, and the frontend, employing React JS, to manage and optimize the schema.

- Maintained close collaboration with UX professionals and stakeholders through regular meetings.

- Contributed insights and expertise across various stages of development within my purview.

- Development of a comprehensive community-focused website, building it from the ground up.

- Collaborated closely with both clients and designers to ensure seamless integration of their vision and requirements into the website's architecture.

- Initiated the project as a multifaceted artist profiles network and adeptly pivoted towards a dynamic e-commerce platform in response to evolving needs and market trends.

- Successfully implemented seamless integration with PayPal, enhancing the website's functionality and providing users with a secure and convenient payment solution.

- Given a new UI on Zeplin, developed functional components and modules implementing the theme with light and dark mode.
- Collaborated with the designer to maintain the consistency across different theme modes and device viewports.
- Created and implemented redux deriving data and consuming old and new endpoints to provide content and interact with the app.

- Helped visualize and manage incoming content through the implementation of a schema system, in a fast and scalable way, using Sanity.

- Integrated the Gatsby platform with Sanity.io content platform which increased development and organizational efficiency.

- Configured GraphQL queries and integrated information with online platforms which optimized data processes.

- Communicated clearly with internal and external stakeholders to make sure the project moved forward as planned and within stakeholder specifications.

- Engineered a cutting-edge website for T-Mobile, seamlessly integrating it with the CQ5 backend for optimal performance and functionality.

- Collaborated closely with Designers, Business Analysts, and Backend Developers, creating multiple components guided by Bootstrap standards to ensure a cohesive and user-friendly interface.

- Demonstrated versatility by working both on-site at Razorfish (now Publicis Sapient) offices and coordinating effectively with a remote team. This dual approach facilitated meeting deadlines and ensured smooth synchronization of tasks across diverse work environments.