- Implemented user authentication with Firebase offering guest and signed-in user access levels.- Integrated Paystack - Stripe for Africa - to create a wallet system, enabling users to fund their wallets, purchase game tickets, transfer funds, and withdraw to their bank accounts.- Created a video feed for game highlights, overcoming video size issues with Cloudinary for format and quality, and using a single MediaCodec to prevent memory errors.- The video player utilized the Android Media3 library based on ExoPlayer.- Design & Implemented the group chat feature using websockets for real-time communication among users.- Developed a match booking system with ticket sales mapped to football team spots.- Ensured offline functionality with a local Room database, data synchronization powered by workers, and a change tracking system to enable offline- Utilized Jetpack Compose for the user interface and implemented the modern Android architectural recommendations.The result is an MVP thats in Internal Testing on the google playstore, ready to be deployed to a wider audience of users this month

I shipped features & bug fixes to the following SaaS products.1. Immunefi: https://bugs.immunefi.com- Developed end-to-end (e2e) tests for the bug bounty admin web app using Cypress and TypeScript.- Addressed and resolved software bugs, refactored code, and constructed new components with Next.js, React.js, Redux, Storybook, and CSS.- Conducted code reviews for teammates' pull requests (PRs) to ensure compliance with project requirements.- Implemented e2e tests to prevent regression issues.2. Konch: https://app.konch.ai/ - Safely removed promo subscriptions when users upgraded from a free to a paid account using the Stripe API, ensuring proper credit transfer between subscriptions.- Developed a screen recording feature to capture transcription content using the HTML5 Screen Capture API.- Enabled audio-only recording for content transcription while ensuring the video was turned off, using the HTML5 video/audio API.- Added support for uploading content to transcribe from Google Drive.- Reviewed and ensured the quality of teammates' pull requests before they were deployed.3. ChalkTalk: www.chalktalk.com- Created a JavaScript script to scrape EngageNY grade 5 content, download .docx files for each lesson, and save the data to a Google Sheets document.- Developed a script using Google AppScripts to copy course content from EngageNY grade 5 to new documents with Chalktalk branding, topic by topic.4. Paycrow: www.paycow.io - Collaborated with a team to build a landing page for Paycrow's payment product using React.js and Tailwind CSS & develop the iOS and Android apps from scratch using React Native.5. Rebill: www.rebill.com - Implemented new features for Rebill's platform, including exporting payment data to CSV and sending CSV documents to users via email.- Resolved bugs in the web dashboard using React and Redux.- Conducted code reviews and performed manual quality assurance (QA) to ensure high-quality code delivery.