Built the following full stack mobile/web apps from 0 to 1:▪️ Keto Train (iOS/Android full stack app) - Designed / developed a keto tracking React Native/TypeScript system. GraphQL and AWS / Firebase / PostgreSQL / Redux stack. Features: D3 charting, Lottie animations, custom motion design. Docker backend. Sentry monitoring▪️ Alpha Waves (iOS/Android app/server) - React Native / TypeScript full stack app for iOS/Android featuring video/audio playback (alpha wave frequencies), Swipe GUI, timer, ExoPlayer native module. HLS streaming Docker/Kubernetes AWS back-end▪️ Organico (native iOS app) - Developed an organic store app with native SwiftUI, featuring an online catalogue + recipes▪️ Blakes Organic (native Android) - Wrote/designed Kotlin Android store app with products, interactive stockists map, kefir benefits. CI/CD for updates / deployments ▪️ Healthy (iOS+Android app/server) - Conceived + implemented full stack app to determine a healthy weight metrics. Custom flip GUI. Redux+Typescript. Back end AWS/ PostgreSQL /Docker/GraphQL/Terraform▪️ Ambient Noise (iOS+Android) - Developed and launched the Ambient Noise app using React Native and TypeScript, enhancing sleep and study experiences for users. Native modules. DASH web player. Datadog monitoring▪️ Rated (web) - Rated (web) - Engineered a full stack review search system. React/Redux with JWT. Back-end utilized AWS, Kubernetes, Terraform, MongoDB, GraphQL, Sentry▪️ Cairde Arts Festival (Android) - Developed native Java app showcasing festival events, interactive, Google Cloud Maps + Firebase SDK▪️ diplomaticenjoy.com (web) - Dynamic multi-podcast site in Gatsby.JS / React w AWS S3 / CloudFront media delivery▪️ New Label Releases (web) - Crafted a full-stack TypeScript React system to search and store the latest Spotify/Discogs releases by label. Utilized Google Cloud, PostgreSQL, Kubernetes, Emotion CSS, and JWT OAuth, Next.js

▪️ Mutual Fund Trading system - Architected and led the development of a Trading system, managing €120.6bln in assets, a pivotal 20-month, $4m project for Voya▪️ Main Tech lead/architect for a 30-member offshore/onshore team, designing and coding critical modules in JavaScript, PostgreSQL, Node, Java Spring, DB2, and XML▪️ Boosted trading speed by 10x, collaborating with stakeholders to design ETL processes and REST APIs on AWS. Comprehensive CI/CD integration.▪️ Developed a sophisticated payments processing system for trade transactions, handling complex financial operations with high reliability and security▪️ Fund Pricing system - Led the $3m redesign of Voya’s Fund Pricing system, overseeing the complete architectural overhaul and development of financial calculations modules.▪️ Provided design/dev expertise to a 25-person offshore/onshore team through 18-month error-free project. Led using Scrum/agile methodologies and set up CI/CD pipelines▪️ Conducted transcontinental design/dev sessions, employing JavaScript, DB2, PostgreSQL, AWS, Java Spring and HTML/CSS▪️ Engineered databases, data flows, and user interfaces, enhancing system efficiency by 200% and scalability, while ensuring seamless global accessibility

▪️ Defined the Architectural Vision and implementation strategy for Ad Delivery, including architecture of Enterprise Service Bus to streamline data sharing service integration▪️ Developed Developer Roadmap / Components for Oracle ADF, set foundation for app dev within Ad Delivery. Impacted development practices of 200+ engineers

▪️ Led 7 Overlapping Enterprise Projects: Architected and delivered seven complex enterprise projects, championing architectural innovations leveraging Java, REST, SOA, JavaScript and machine learning technologies▪️ Defined and Implemented Data Strategies, implementing comprehensive databases and data flows (ETL), ensuring seamless data management across all projects▪️ Provided Technical Leadership for Development Teams: Ensuring adherence to architectural principles and best practices. Developing critical tasks

Tech specialist consulting for ING, Bank of America and Columbia House

▪️ Developed eCommerce Java HTML/CSS components inc. DB2, WebLogic and JMS queue

▪️ Led / developed 6 enterprise full stack projects incorporating database + API design utilizing Java, HTML/CSS, SQL Server, and PostgreSQL. All 3 tier systems, delivered through JBoss application server / JEE▪️ Managed and mentored teams. Introduced Java to Jacobs, evangelized best practices▪️ Biggest project was eTimesheets which allowed 10k contractors to enter time detail daily from all over the world, with 5 levels of user access

▪️ Designed / developed a high-performance, scalable online banking system serving over 1 million customers, leveraging Java and message queues, orchestrating seamless integration between mainframe and WebLogic systems▪️ Led design and development of all APIs and key eCommerce UI, contributing to increased customer engagement and 150% higher transaction volume

▪️ Developed high-quality C++ and Python components for eCommerce applications, including dynamic charting and GUI features▪️ Led a team of 3 engineers delivering key features for both a new product launch and an existing product