• Architect for Local Commerce team in Nokia's Here Division, responsible for delivering ad content via Amazon Web Services (AWS) to Nokia mobile devices and integrating content into the Here Maps and Places platform. Responsible for providing technical direction and oversight for 3 development teams in Cambridge and Berlin.• Improve and document evolving system architecture consisting of ad serving platform, ad analytics cluster and customer-facing web site deployed in 3 geographic regions in AWS. Systems developed using multiple technologies including Apache HTTPD, Apache Tomcat, Mule, Flume, Hadoop, HBase, Hive, Pig, Oozie, and multiple AWS services (RDS, DynamoDB, S3, Glacier, SQS, and SES).• Improve automated test, deployment and operational aspects of system deployment. Investigating migration to AWS Elastic Map Reduce, Cloud Formation and Chef.• Work with partners to integrate new content.

• Provide technical leadership and direction for market-leading Storage Resource Management product leading an agile team of over 150 engineers in the U.S. and India. Drive enterprise product architecture pioneering the use of VMware-based virtual appliance delivery of Linux-based (SLES 11) multi-VM enterprise SRM product.• Architect dynamic, model-driven RESTful system with RESTlet/Jetty accessing RDBMS (Greenplum), RDF (via SPARQL) and document databases (ElasticSearch) exposing Atom/XML and JSON resources.• Standardized model with RDF/OWL ontologies enabling consistent usage across components and accelerating change. • Design and implement data integration and transformation using Spring (Spring Core, Spring Integration), Apache Camel, Smooks, RDF (OpenRDF Sesame, Jena, bigdata, Ontotext Owlim) and SPARQL.• Improve model flexibility for SAN topology persistence and visualization using graph data model (RDF, GraphML).• Architect federation across distributed data centers based on RDF graph merge enabling an enterprise view from any data center.• Integrate ElasticSearch improving scalability of audit logging, topology reporting.• Integrate RabbitMQ as messaging platform enabling a scalable, event-driven architecture.• Design data discovery components for SNMP, SMI-S, vSphere, WS-MAN, WMI.• Design model-driven alert threshold processing using Complex Event Processing (Esper) and Apache Camel.• Instrument system using collectl, Ganglia, and Metrics library.• Initiated relationshp with Systap, vendor of an open-source RDF database (bigdata), coordinating training, support, and new feature development.• Prototype and investigate technologies that provide product differentiation (e.g. Cassandra, MongoDB, graph analytics, GPUs).• Coordinate relationship management with internal teams (Symmetrix, VNX, VPlex) and external teams (Cisco, Brocade, VMware) resulting in collaboration on standards-based specifications (SMI-S) and improved integration.

• Led ControlCenter architecture team and a mature engineering organization across multiple releases. Oversaw and contributed to requirements for development of future storage management platforms.• Led analysis and design in support of new storage platforms (HDS, NetApp) and technologies (virtualization/VMware) in the ControlCenter product in o support of specific customer requests.• Initiated and led corporate-wide initiative to share host instrumentation platform.• Established structured software development processes and test driven development practices.• Drove adoption of repeatable and automated unit and integration tests. • Prototyped data management solution using newly acquired XML database technology (XHive) using XQuery and XPath.

• Responsible for architecting, designing and development of first version of the EMC StorageScope product, a standalone Storage Resource Management product, focusing on storage capacity reporting. • Led team through designing and development of multiple versions of EMC ControlCenter StorageScope, integrating StorageScope into the EMC ControlCenter product family. Led team in adoption of structured development processes including test-driven development and automation (JUnit, HTMLUnit). • Successfully integrated VisualSRM acquisition with existing product improving feature set and customer value. • Architected and designed product reporting based on SQL star schema deployed in embedded Oracle Enterprise database and custom ETL component.• Led analysis and design in support of capacity reporting for storage arrays (EMC Symmetrix, CLARiiON, HDS, IBM, HP), NAS (NetApp, Celerra), object storage (Centera), SAN switches (Brocade, Cisco), databases (Oracle, Sybase, Informix, DB2), and servers (Windows, Linux, AIX, Solaris, HP-UX).• Provided technical direction for existing and new teams through integration of multiple storage management products post-acquisition, ensuring sustained market leadership resulting in billions of dollars of revenue contribution since 2001. Worked closely with customers and product management to refine requirements, use cases, and user experience as well as address production customer issues.