Vincent – Swift, SwiftUI, Objective C

An AI assistant designed to seamlessly capture and collect relevant information across the apps you use every day. By integrating with your daily workflows, it creates a smart companion app that leverages AI and large language models (LLMs) to help you stay organized, increase productivity, and maintain awareness of what matters most.

• Built an Android service that leverages the Accessibility API to capture on-screen data and events, enabling LittleBird to reconstruct and maintain the user’s context across the system for smarter, more contextual assistance;
• Built multiple parsers using a transversal approach on the macOS Accessibility API to extract on-screen content and construct meaningful context for processing by the LLM;
• Developed a utility service that captures screenshots of relevant windows and uses on-device machine learning with CoreML to analyze images, extract text from PDFs, and generate context about visual assets and content;
• Collaborated with the meeting observability features to record and process meeting data, including participant awareness, state transitions.

This project was an app that delivered free streaming of TV shows, movies, and live channels. It was designed for users who prefer free, ad-supported content. Key features included live streaming, on-demand content, personalized viewing, and seamless integration with Apple devices.

• Redesigned the authentication mechanism that improved the speed during sign-in and sign-up process, leading to an increment in new user registrations;
• Optimized and prepared the platform for the Apple Vision Pro launch, working closely with Apple engineers, resulting in the app being featured as an early supporter of the new platform;
• Transitioned legacy React Native code to Swift, reducing the compilation time and CI costs by 25%, improving app performance and maintainability;
• Architected a parental control system based on content-level restrictions, enabling compliance with regulations and facilitating the launch in the Brazilian market;
• Crafted a new navigation system for tvOS, increasing the content discovery, customization, and user experience;
• Developed new features, including the Home Hub, leading to enhanced user navigation and content discovery across the app, allowing ad placement and new marketing strategies;
• Integrated new search suggestion system based on similar content or category, leading to the foundation for a future AI recommendation system;
• Led efforts in identifying and resolving critical bugs, ensuring a smooth and reliable user experience.

This point-of-sale solution is designed to help businesses process payments quickly and efficiently using an iPad. It allows merchants to accept card and contactless payments, manage sales, track real-time analytics, and offer table service. This product is ideal for small and medium-sized businesses, especially in hospitality, enabling seamless setup and integration with companies' business accounts. Key features include low transaction fees, real-time data insights, and 24/7 customer support.

• Integrated a recently acquired leading POS system (NoblyPOS), allowing to comply with multiple countries' regulations and requirements;
• Guaranteed a smooth integration with companies' SDKs and hardware, allowing a smooth and uninterrupted migration for NoblyPOS users into their systems, resulting in the gain of 185k+ monthly active users;
• Rearchitected the NoblyPOS codebase and design pattern.

This Beauty Shopping app allows users to explore and purchase a wide range of beauty products, including skincare, makeup, and fragrance. It offers features like virtual try-ons, exclusive deals, and personalized recommendations. Users can also track orders, find beauty tutorials, and access their loyalty program. The app is designed for beauty enthusiasts looking for convenience in discovering and shopping for premium beauty brands from their mobile devices.

• Migrated WKWebView components into native SwiftUI elements, improving the system efficiency and general performance;
• Designed and developed the Curve Pick-Up feature, leading to an enhanced checkout process and allowing the maintenance of a safe sale channel.

The app helps users manage their finances, offering features like money transfers, payments, savings, and investing. It’s designed to help users grow their funds, pay bills, and track their expenses easily from a mobile device. The app also integrates with various financial services, aiming to simplify money management for individuals in Argentina.

• Architected and developed a new travel module for hotel and flight packages, allowing the coordination of multiple systems and covering complex workflows and back rolls;
• Migrated Cocoapod module integration features to Swift Package Manager, resulting in increased performance and a more efficient system;
• Led and mentored junior developers and interns, promoting team efficiency and facilitating knowledge sharing.

The app helps users find and reserve parking spaces in real time across major cities. It allows users to search for available parking spots, compare prices, and reserve spots for immediate or future use. The app also features the ability to manage bookings, make secure payments, and receive parking directions, making it convenient for drivers looking for hassle-free parking solutions.

• Developed location awareness integration with parking lots and automatic gate opening using BLE technology;
• Implemented general UI design improvements, especially for visually impaired clients, increasing the accessibility coverage by 55%;
• Crafted the pre-booking mechanism, with real-time communication with parking lots in major cities, enhancing product value;
• Developed in-app payment system for parking bookings, leading to increasing user satisfaction.

The app allows users to send, receive, and manage money securely from their mobile devices. It offers features like making payments, transferring funds, tracking activity, and accessing special deals and discounts. Users can also pay in stores or online and manage their accounts seamlessly from one platform. The app is designed for personal and business transactions, providing flexibility and security for various financial needs.

• Enhanced robust security practices by developing user two-factor authentication (2FA), implementing communication between web and mobile application, and decreasing vulnerability exposure;
• Contributed to components that were also utilized in the Venmo application, showcasing versatility and adaptability;
• Was part of the key team that led the development of the foundational smart contracts for a cryptocurrency wallet

This app offers cashback to users when they shop, dine, or book hotels through partnered merchants. Users simply link their credit or debit cards, and the app provides cashback for qualifying purchases. Additionally, the app provides travel deals and allows users to withdraw their earnings to bank accounts, PayPal, or donate to charity. It is designed to make earning cashback seamless and easy for everyday purchases.

• Led the development of the initial versions and built the foundations of the app, allowing it to become the number one application in the whole AppStore (2018);
• Architected a scalable app using the Redux design pattern, enabling it to handle more than 8 million monthly active users;
• Developed the SDK to power Venmo’s credit card reward network, resulting in an increase in active users and opening the opportunity for a new revenue stream as B2B;
• Implemented direct integration with payment processing card networks (Visa, Mastercard, Discovery, Amex), resulting in a secure and fast connection for the users;
• Designed and developed GraphQL contracts, built certain backend services with Node.js, and deployments on AWS lambda;
• Utilized AWS Cognito, S3, and other AWS Services for a robust and reliable system.