Davi – React, Node.js, AWS

A tool where you can manage your commodities, shipments, and containers using AI for better functionality. You can chat using natural language, read and extract PDF data using AI, plus some graphs and KPI cards for a general health check of your organization.

• Built the front-end from scratch;
• Led the foundation of the frontend application;
• Integrated Sentry to enhance production monitoring and streamline error tracking.

This project is a brand kit logo generator, where users can put some basic information, like the business name and the colors that the user likes, and our app generates a logo based on it.

• Fixed many bugs in the front end, always improving the code quality;
• Migrated some old parts of the code (like redux and sagas) to use less and better maintenance code;
• Participated in architecture meetings to find ways to improve the existing code;
• Wrote integration e2e tests using Cypress.

This project idea was to create a DEX (decentralized) Exchange where users could exchange their tokens without need to create an account, just using the Argent X wallet (similar to the Metamask Wallet).

• Created the front end from scratch using Next.js and TypeScript;
• Worked side-by-side with the company founders, as he was the only front-end developer;
• Debugged and resolved the application issues;
• Integrated front-end with Starknet contracts.

It is an e-commerce where users can buy products like at-home cortisol testing and multivitamins.

• Developed and maintained a web app where users can answer questions about themselves and get a custom vitamin for each need, and they can track their info on a dashboard page;
• Worked in a small and fast-paced team where we planned tasks and fixed bugs using GitHub issues;
• Built a one-step checkout page from scratch, integrating it with Google Maps and payment methods with Swell.

This project was focused on an NFT marketplace where users can buy and sell NFT in the BSC Network.

• Created a store portal where users can do actions like buy/sell their NFTs;
• Used the newest technologies like Next.js, Ether.JS, web3 technologies, and AWS as the cloud provider to give the customers the best experience;
• Created the API where admins can access and get information about the platform/sales, etc;
• Mentored entry-level developers in technical decisions;
• Wrote unit tests in front-end/back-end.

A marketing platform where customers can sell and buy courses and digital content related to education, like e-books.

• Debugged and resolved applications (front-end and back-end) issues;
• Improved the current front-end architecture, migrating from Redux to Context API;
• Created a brand-new API to integrate with the new React Native project (mobile app);
• Worked with both front-end and back-end projects, going from writing components at the Admin Panel to writing APIs and Microservices in the backend;
• Worked with a microservice/queue-based architecture.

A cryptocurrency exchange where users could buy and sell BTC, LTC, and ETH.

• Developed the API and the microservices from scratch;
• Migrated an old PHP to the new microservice architecture, migrating all the features and improving the scalability, and code maintenance;
• Integrated the front end with a socket.io for real-time updates due to the need of fast refresh all the information in the front.