Staff Mobile Engineer
Cincinnati, OH
Staff Mobile Engineer with 10+ years of experience leading architecture and development of high-scale consumer applications, specializing in Flutter for iOS and Android. Proven expertise in building interactive trading experiences with focus on performance, reliability, and design systems.
DigiCert
Jan 2024 — Present
Led architecture and evolution of critical customer-facing Flutter application. Owned development of company-wide mobile design system. Built highly interactive data visualization modules with real-time dashboards. Drove performance improvements reducing memory usage by 40% and crash rates by 60%. Established comprehensive automated testing suite improving release confidence by 75%. Collaborated on analytics and A/B testing. Implemented feature flag system with experiment guardrails. Mentored 4 mid-level engineers. Participated in on-call rotation achieving 99.95% uptime. Championed accessibility improvements.
VMware
Nov 2019 — Dec 2023
Architected cross-platform Flutter mobile application for internal AI tooling. Designed responsive component library for ML model visualization improving developer velocity by 50%. Built interactive real-time charts and data exploration views. Integrated comprehensive analytics and event tracking. Established automated testing strategy with widget and integration tests. Collaborated on API design for model inference services. Led performance optimization reducing app startup time by 30%. Mentored two junior developers. Implemented feature flags and remote configuration. Owned release management for App Store and Google Play deployments.
Mercedes Benz Research & Development
Jul 2017 — Nov 2019
Led team of 5 engineers developing prototype in-vehicle infotainment and diagnostics application using React Native. Designed architecture for real-time telemetry data streams with efficient state management. Built interactive animated charts for performance data and trip history. Established engineering fundamentals including testing framework and CI pipeline. Collaborated with UX researchers and designers on design system. Implemented analytics for user interaction tracking. Optimized network usage and data caching for poor connectivity. Mentored junior team members. Partnered with embedded systems engineers on API design. Conducted performance profiling to fix memory leaks. Pioneered feature flags in R&D environment.
HP
Oct 2015 — Apr 2017
Developed features for HP's printer management and e-commerce mobile applications on iOS and Android. Built highly interactive UI components for product catalog and shopping cart. Implemented automated tests increasing test coverage by 40% and reducing post-release bugs. Collaborated with design team on visual assets and animations. Optimized image-heavy product pages implementing lazy loading and caching improving scroll performance by 25%. Assisted in release management and QA coordination. Participated in code reviews. Integrated analytics SDKs. Gained CI/CD experience and contributed to legacy codebase modernization planning.
HCL Technologies
Jun 2013 — Sept 2015
Consulted for financial services client developing internal mobile tools for relationship managers on iOS. Developed reusable UI components for portfolio and market data displays. Wrote unit tests introducing testing practices. Collaborated with backend developers on RESTful API integration with robust error handling. Assisted in performance profiling identifying data fetching and JSON parsing bottlenecks. Participated in Agile ceremonies and technical design discussions. Documented technical specifications and release procedures. Gained exposure to full software development lifecycle.