Ads Organization - UI Architect - Authored a set of UI development guidelines, standards and recommendations for the entire Ads Organization. Came up with detailed architecture for gradually transitioning the Yahoo Advertiser Portal (DSP) from Ember to React across a team of ~100 UI developers. The application is the most widely used & business critical app in the Ads Org. Act as a consulting resource on cross-org initiatives, such as the common React component library. Native Publishing - Lead/Architect - React/Node.js - Led a team of 7 engineers to build a brand new UI tech stack from the ground up that has since become the blueprint architecture for all new UI projects in the organization. Came up with an entirely hook based architecture, many original innovative concepts. Used react-query, testing-library, cypress. Created a brand new lean node middle tier architecture with end-to-end mocking.

Flurry Dev Portal - React/Flux/Node.js/mysql - Responsible for all development & operational aspects of Flurry Dev Portal UI - Since joining the team, promoted best practices, hired/mentored junior talent, developed simple repeatable architectural patterns, made significant improvements to test tooling/suite, significantly improved product quality & performance. Collaborated closely with Product Management to make the product easier to use. Shipped several major new features - Flurry Push, Flurry Explorer v2.

Tumblr - Monetization Team - PHP/Backbone.js/Hive/mysql, Drove architecture/integration on major monetization initiatives - Video Ads, Ads with social engagements, Targeting, provided API endpoints for native & web clients. Mentored large team of junior engineers. Collaborated with teams across Tumblr & Yahoo.

Yahoo Gemini - drove overhaul of node.js/express middle-tier of mission-critical advertiser portal with no downtime, considerably enhancing maintainability, performance & test coverage.

Yahoo Publishing/Yahoo Recommends - Vanilla JS/nodejs - owned collaboration with other teams/orgs, ironed out API contracts, co-drove architecture, wrote/owned major UI/API features of management portal/analytics dashboards for customers, played critical role in hiring/mentoring 10 full time junior engineers, growing team from 3 to 15.

In charge of design & development of Tocata Experience Studio - a web-based photoshop-like authoring tool. Utilize advanced JavaScript & HTML with a minimal set of 3rd party libraries. JQuery, JQuery UI, a number of JQuery plugins, Bootstrap. The tool has a RESTful API back-end running in an LNPP (Linux, Nginx, Postgres, PHP) stack.

As one of 2 product architects for Sybase ESP (Event Stream Processor), help define future direction for the next generation CEP (Complex Event Processing) platform. Design/develop critical server components, oversee cross-team dependencies (C/C++). 2 Patents Pending. Scrum master for a multi-continent team of 10+ engineers responsible for development of Sybase Control Center plug-in for ESP. Sybase Control Center is a management framework providing a common monitoring & administration solution for Sybase products. (Java) Handle support escalations for Coral8 Engine and Sybase CEP.

Lead/architect for the Engine team.

Team Lead for Engine Group responsible for development of Coral8 Server - the core of a sophisticated Complex Event Processing (CEP) solution - a high performance, scalable fault tolerant system capable of processing hundreds of thousands of events per second in real-time. Coral8 Server was a product for developers that provided a SQL like-language (CCL) for customers to write custom continuous queries. Customers included major investment banks and e-commerce companies. The system was cross-platform (Windows, Linux, Solaris), highly optimized and was written in advanced C++ with extensive use of templates, STL and Boost. It was also highly modular and integrated with a variety of messaging buses, databases and other 3rd party products. Provided technical leadership for a group of experienced server developers. Participated in all aspects of system design & development from pre-Alpha to production/maintenance. Designed and implemented of a number of critical system components, including: - Clustering and High Availability – a scalable, fault tolerant clustering system with hot/warm HA - A standard SQL interface for execution of ad-hoc queries against dynamically updated Windows of data (SQLite virtual tables, SOAP).- Database/RPC connectivity & caching layer – a generic connectivity mechanism that allowed the Coral8 Engine to correlate real-time data with historical data from any DB/RPC data source. Implemented connectors for OCI, ODBC, and KDB. Created and maintained a test suite for a variety of databases (Oracle, SQL Server, mySQL, Postgres, DB2, Sybase, MaxDB and others) on a number of platforms.Communicated extensively with customer support, providing mentorship & solutions for complex issues.

Principal member of team responsible for development of MUI - A scalable, highly available, extensible multi-tier infrastructure for management & propagation of numerous kinds of configuration files to Akamai's distributed network of over 15000 servers; monitoring network health; reporting; audit logging, and more. (Linux, C++, STL, OTL, Oracle, Apache Modules, SOAP, XML/XSLT/XSD, DHTML - CSS, Javascript, AJAX)Developed the system from pre-conception, to one of the most critical Akamai components currently managing the majority of critical configuration data for Akamai Edge Servers. Played critical role in all aspects of system design and implementation. Designed and implemented major pieces of functionality. Designed Object and Data Models. Analyzed performance problems, optimized C++ code and SQL queries. Coordinated debugging and porting efforts. Educated & provided guidance to developers, promoted best practices.

Worked on a state-of-the-art server application for a revolutionary dynamic content extraction & personalization service (Visual C++/MFC, SQL Server, Perl). Built a bleeding edge multi-browser compatible DHTML/JavaScript GUI from the ground up (one of the DHTML interfaces allowed to position blocks of content on a web page with Drag-and-drop in IE4 & Netscape 4.0). Used many technologies and approaches that became known as Web 2.0 years later - AJAX, mash-ups, etc. Participated in specification, design, installation & support of production network (Windows, SQL Server, F5 BigIP).

Designed, implemented and maintained corporate Web site using DHTML, JavaScript, SQL Server, ASP. Created a front-end for customer to easily update the site using Visual Basic, SQL Server.

Designed, built & supported Windows based LANs/WANs (Windows, Novell, OS/2, MS Exchange, SQL Server, Proxy Server, etc)Provided consulting services to customers.