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I am an experienced full-stack developer and principal engineer with over 18 years of expertise spanning ideation through runtime operations. I specialize in mobile and front-end technologies such as ReactJS, Svelte, iOS Swift, and backend services using Node.js, Java, Python, among others. At Intuit, I led enterprise platform capabilities and spearheaded Generative AI innovations deployed to over a million customers while mentoring senior developers to deliver modular and secure applications. My collaborative approach bridges teams and stakeholders to deliver exceptional solutions with integrity and transparency. Throughout my career, I've contributed extensively in cloud architecture, security, analytics, and network utility services across major global platforms including AWS, Adobe CMS, and Yahoo technologies. I thrive in driving complex system designs and integrations, consistently improving deployment efficiencies and product performance while advocating best practices in software engineering and AI integration.…I am an experienced full-stack developer and principal engineer with over 18 years of expertise spanning ideation through runtime operations. I specialize in mobile and front-end technologies such as ReactJS, Svelte, iOS Swift, and backend services using Node.js, Java, Python, among others. At Intuit, I led enterprise platform capabilities and spearheaded Generative AI innovations deployed to over a million customers while mentoring senior developers to deliver modular and secure applications. My collaborative approach bridges teams and stakeholders to deliver exceptional solutions with integrity and transparency. Throughout my career, I've contributed extensively in cloud architecture, security, analytics, and network utility services across major global platforms including AWS, Adobe CMS, and Yahoo technologies. I thrive in driving complex system designs and integrations, consistently improving deployment efficiencies and product performance while advocating best practices in software engineering and AI integration.

Kerry Kartchner Eugene

Full Stack Developer, Architect, AI Engineer

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I am an experienced full-stack developer and principal engineer with over 18 years of expertise spanning ideation through runtime operations. I specialize in mobile and front-end technologies such as ReactJS, Svelte, iOS Swift, and backend services using Node.js, Java, Python, among others. At Intuit, I led enterprise platform capabilities and spearheaded Generative AI innovations deployed to over a million customers while mentoring senior developers to deliver modular and secure applications. My collaborative approach bridges teams and stakeholders to deliver exceptional solutions with integrity and transparency. Throughout my career, I've contributed extensively in cloud architecture, security, analytics, and network utility services across major global platforms including AWS, Adobe CMS, and Yahoo technologies. I thrive in driving complex system designs and integrations, consistently improving deployment efficiencies and product performance while advocating best practices in software engineering and AI integration.…I am an experienced full-stack developer and principal engineer with over 18 years of expertise spanning ideation through runtime operations. I specialize in mobile and front-end technologies such as ReactJS, Svelte, iOS Swift, and backend services using Node.js, Java, Python, among others. At Intuit, I led enterprise platform capabilities and spearheaded Generative AI innovations deployed to over a million customers while mentoring senior developers to deliver modular and secure applications. My collaborative approach bridges teams and stakeholders to deliver exceptional solutions with integrity and transparency. Throughout my career, I've contributed extensively in cloud architecture, security, analytics, and network utility services across major global platforms including AWS, Adobe CMS, and Yahoo technologies. I thrive in driving complex system designs and integrations, consistently improving deployment efficiencies and product performance while advocating best practices in software engineering and AI integration.

Available to hire

I am an experienced full-stack developer and principal engineer with over 18 years of expertise spanning ideation through runtime operations. I specialize in mobile and front-end technologies such as ReactJS, Svelte, iOS Swift, and backend services using Node.js, Java, Python, among others. At Intuit, I led enterprise platform capabilities and spearheaded Generative AI innovations deployed to over a million customers while mentoring senior developers to deliver modular and secure applications. My collaborative approach bridges teams and stakeholders to deliver exceptional solutions with integrity and transparency.

Throughout my career, I’ve contributed extensively in cloud architecture, security, analytics, and network utility services across major global platforms including AWS, Adobe CMS, and Yahoo technologies. I thrive in driving complex system designs and integrations, consistently improving deployment efficiencies and product performance while advocating best practices in software engineering and AI integration.

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Work Experience

Principal Engineer App Experiences Platform - Mobile "AppFabric" at Intuit

September 1, 2024 - August 19, 2025

Led strategic platform initiatives delivering analytics insight, development, and policy management features impacting 36 development teams across the enterprise. Reduced deployment time by 14% and app sizes by 43% on average. Architected mobile SmartUX components for Generative LLM experiences serving over 1 million customers. Coordinated code review and mentoring for senior iOS and Android developers. Designed Plugin Registry for modular discovery enabling RAG integration for AI experiences. Revised security and operational metric sharing designs for web and mobile applications embedded across TurboTax apps, including Network Data Layer and DNS-Over-HTTPS/TLS mobile security support. Led development of shared services for common logging, behavioral analytics, A/B testing, event management, and reliable data transmission handling offline scenarios. Developed a Check Image Deposit Experience using ReactJS and WebRTC for web and mobile.

Principal Engineer/Architect Enterprise Business Services - Marketing Platform at Intuit

February 1, 2012 - August 19, 2025

Rolled out the first Enterprise Content Management System for the SMB Channel Marketing organization. Designed a comprehensive architecture including competitive analysis, UI interaction flows, and service workflows aligned with data analytics stakeholders. Defined data ingestion pipelines and warehousing for clickstream and third-party data using Hadoop. Designed AWS cloud architecture for global marketing sites, including migration and deployment pipelines integrating performance monitoring best practices. Led integration of Showroom CMS Ruby-on-Rails application with Adobe CMS, enabling dynamic content serving via RESTful services. Implemented cookie governance monitoring modules and RESTful services in Java with EHCache integration.

Principal Engineer (IC 5) - FlexForce (Tiger Team) at Yahoo!

February 1, 2012 - August 19, 2025

Led development team for backend services designing and implementing the Yahoo Bubbles and Yahoo Local iPhone App providing location-based chat and media sharing. Developed photo sharing services including iOS UI integration and neighborhood proximity logic. Extended backend services in C++, Perl, and Java for partner integrations such as Yahoo Premium Billing Services and ad server monitoring. Built client libraries and performance metrics aggregation tools. Led migration and production support for Yahoo Buzz International GA release, optimizing vote aggregation and moderating systems with mechanical turk integration. Contributed to design and development of XML APIs and social network integration frameworks for Yahoo Messenger and other Yahoo properties.

Senior Engineer (IC 4) - Yahoo Buzz / Content Aggregation at Yahoo!

October 1, 2009 - August 19, 2025

Rewrote and optimized vote aggregation servers, asset management re-architecture, and moderation review systems with anti-spam protections. Standardized Web Service APIs layered with abuse filter integrations. Developed python image-processing servers using OpenCV for cropping, scaling, and face detection. Implemented features interfacing with social sites and contributed to the vitality platform integrating events from Yahoo and external social networks.

Developer - Open Mail / Applications that plug into Yahoo Mail (Prototype) at Yahoo!

May 1, 2008 - August 19, 2025

Designed and implemented application storage/management and prototypes for XML-over-HTTP APIs backing client library interfaces.

Developer - MyM / Yahoo Messenger for the Web at Yahoo!

December 31, 2007 - August 19, 2025

Developed Lattice web-service framework utilized across Yahoo properties. Designed and built PHP-based shmproxy services and XML interfaces for Messenger protocol web messaging clients. Contributed to vitality platform design integrating external social network events.

Developer - Yahoo Photos 3.0 at Yahoo!

January 1, 2006 - Present

Built PHP middle-tier interfaces bridging to C++ APIs over shmproxy, managed Pixami photobook servers, and reorganized production monitors.