Kerry Kartchner Resume

Role: Technical Lead and Architect for AppFabric Web/Mobile platform
Key Accomplishments:
- Drove strategic platform capabilities bringing analytics insight, development, and policy management features to 36 development teams across the enterprise
- Reduced deployment time by 14%, and app size reductions of 43% on average
Technologies: Node.js, iOS (Swift, Objective-C), typescript, Javascript, ReactNative, ReactJS, Java

Generative AI
- Architected mobile “SmartUX” components for Generative LLM experiences deployed to over 1M customers
- Coordinated code review and mentoring 9 for Staff and Senior developers on iOS and Android
- Design and coding for Plugin Registry enabling modular discovery for RAG integration to Generative AI experiences
Secure Web & Mobile Client Networking
- Revised design of Key Customer operational metric sharing for web experiences embedded across 3 turbotax apps
- Defined technical requirements and design for Network Data Layer and Network Error collection and coordinated development across BUs
- Design, development, and review for DNS-Over-HTTPS/TLS support for mobile security use cases
- Designed security policy assertion framework to allow runtime policy assertions in coordination with Security team
Server-Driven UI
- Wrote libraries for server-driven experiences with dynamic javacscript modules to drive both embedded and native flows
- Developed Check Image Deposit Experience in ReactJS + WebRTC framework for web and mobile flows
Network Utility Services
- Architected and led technical integration into common logging, behavioral, A/B testing and utility services,
- Coded implementation in ObjectiveC and Swift for iOS
- Designed and led development team of shared logging components for web and mobile clients
- Publish and Subscribe event management framework and integration into web and native mobile applications
- Reliable transmission module handling offline intermittent collection of events
- Gathered requirements and stakeholder feedback into shared component interoperability across various product teams

Role: Architect for Small Business Marketing
Key Accomplishment:
- 700% reduction in page loads and 40% reduction in deployment time
- Rollout of first Content Management System for Small Biz Channel Marketing org
Technologies: Node.js, Ruby-on-Rails, Java, Amazon Web Services, SiteSpect, Ensighten, Adobe Experience Manager(CQ), CDH4(hadoop)

Page Registry / Metadata services for registering page entities for marketing analytics
- Detailed a complete architecture (competitive analysis, design, services, UI interaction flows, workflow process)
- Aligned with data analytics stakeholders and interfaced tightly with engineering teams
- Defined ingestion pipeline and refinery warehousing clickstream and 3rd-party data in Hadoop
- Communicated architecture with enterprise architects and business stakeholder for alignment
AWS Hosting / Cloud Steward for Global Marketing Sites
- Defined deployment and development architecture for migration to cloud hosting on AWS for Showroom including CICD
- Integrated best-practice performance monitoring design from Mint.com for global web marketing
- Refined deployment and development architecture for node.js deployment on AWS
- Implemented dynamic route synching for Node.js web tier fronting Adobe CMS, enable routing changes without deployment
‘Showroom’ CMS / Integration of custom Ruby-on-Rails application to Adobe CMS
- CMS initial evaluation of requirements, vendor selection, costing
- Designed Architecture enabling dynamic serving of content combining RESTful services with content authored in Adobe EM CMS
- Defined technical integration architecture integrating clickstream analytics, hosting, CDN, and services with Adobe EM CMS
- Implemented cookie governance monitoring modules
- Designed and implemented ReSTful services in Java, including EHCache integration

Role: Team Lead for Flex Force (Tiger Team)
Key Highlight: Developed multiple applications and services that scaled to 1 billion active users
Development Proficiencies: PHP, C++, Objective-C, Python, Zend extensions, opencv, MySQL, iOS, Scale
Yahoo Technologies: shmproxy, vespa, ydbm, mdbm, ymdb, messenger protocol, yapache, YUI

Yahoo Bubbles & Yahoo Local iPhone App / Prototype to provide location-based chat and media sharing
- Led development team in backend services, design and implementation phases
- Implemented photo sharing services and iOS UI integration
- Implemented proximity and neighborhood selection logic and interface
Backend Services
- Utilized C++, Perl, Java to extend existing functionality for critical partner integration to Yahoo Premium Billing Services
- Ad Server Monitoring - Wrote client library for Sherpa distributed hashtable service (Java) to provide histogram aggregation for Latency and Timeout metrics over various intervals

Role: Senior Engineer

Yahoo Buzz / Content Aggregration site supporting 60M+ daily users
- Migration and production support for Buzz International GA release
- Rewrote and optimized vote aggregation server and asset management
- Updated Moderation Review system with vote-spamming protection
- Standardized Web Service API layers and integrated Big Brother abuse filter integration
- Applied Machine Learning image-processing server for face detection using python and openCV library
MyM / Yahoo Messenger for the Web interfaced with external social sites
- Developed Lattice web-service framework used across several Yahoo! properties
- Designed and implemented Social Network integration framework in PHP and C
- PHP-based shmproxy services (contrib to proxyio zend extension)
- Built XML interfaces for Messenger protocol for web messaging client APIs
- Contributed to design of vitality platform for integrating events on myM and Facebook/myspace/aol
Photos / Development and release of Yahoo Photos 3.0
- Built middle tier PHP interfaces to C++ APIs communicating over shmproxy
- Reorganized production monitors and Managed Pixami photobook servers

Kerry Kartchner

Professional Summary

Skills

Technical Skills

Education

Employment History

Numquam Technology September 2024 - Present

Sole Proprietor/Developer Eugene, Oregon

Intuit February 2012 - September 2024

Principal Engineer Mountain View, California

Yahoo! January 2006 - February 2012

Principal Engineer (IC5) Sunnyvale, California