Palo Alto

California

Gary Greenberg

Senior Software Developer/Architect

Proven ability to architect, design and deliver high quality software products with a focus on server side software

solutions. Core strengths include:

  · Object oriented design and development, design patterns and technique;

  · Data analysis, data modeling for OLTP and OLAP

  · Logical and physical database design, development and tuning

  · Cloud computing, social networks API, web services and application design and development

  · Project leadership, management and mentoring of junior talent

  · Cross-team and client communication

Technical skills

Languages:

Relational

Databases:

Big Data:

Application

Servers:

Caching:

Frameworks:

Design/modeling

tools & IDE:

BI Frameworks

Methodologies

& Technologies:

Java, Groovy, C/C++, SQL (ANSI, T-SQL, PL/SQL, plpgSQL), XML, JSON, UML, Perl,

Python, PHP, Unix/Linux shell scripting

Oracle, MySql, PostgreSQL, Sybase ASE, MS SQL Server, DB2, Ingres

RIAK, HBase, Bigtable, MongoDB

Tomcat, JBoss, Glassfish, WebLogic, Resin

Memcache, Ehcache, Hazelcast, GridGain

J2EE, Spring, Hibernate, JPA, JAX-WS, Jersey JAX-RS, OpenSymphony, JUnit

PowerDesigner, ER/Studio, TOAD, Erwin, EMS Studio, ModelRight, Netbeans, IntelliJ,

Eclipse, JDeveloper

Jasper, Pentaho, Talend

CM/Build tools: Maven, Ant, Jenkins, ClearCase, Subversion, Perforce, CVS

Platforms/OS: Unix/Linux (various flavors), WINDOWS XP, WINDOWS SERVER 2003-2008

SOA, Hadoop, Multi-Tier Architecture, Agile Programming

Professional Experience

DexMedia Corp.

Santa Clara, California

10/12 – 01/15

Lead Software Engineer

Performed design, development and integration of a number of server side key components of the company’s

PAAS solution.

  · Created an application for comparative JDBC driver benchmarking. Evaluated and recommended caching

and connection pooling solutions.

  · Developed auditing solution for the company account management system (AMS).

  · Created integration solution delivering CDC from AMS to the merchant platform.

  · Developed numerous services and controllers for the consolidated client portal, utilizing Groovy/Grails

environment.

Mobile: (650)269-7902

g.greenberg@ymail.com

gary.greenberg@sbcglobal.net

Lyris, Inc

Emeryville, California

05/11 – 08/12

Principal Engineer

Responsible for the design, development and integration of several key component of the flagship product –

LHQ2012.

  · Designed and developed Java class libraries and a set of REST Web services for collecting data from

Facebook and Twitter social networks and storing in the HDFS and HBase.

  · Created interfaces for customer ETL jobs to be executed in the clustered Talend server environment on

demand or on a schedule.

  · Constructed MySQL relational schema and JPA entities and interfaces to store and maintain access

credentials for social networks (Facebook, Twitter, LinkedIn) and cloud based CRM sources (Salesforce,

Netsuite, MicrosoftCRM).

Google Inc

Mountain View, California

05/10 – 12/10

Senior Software Consultant

Responsible for design and development of the financial data warehouse for the Advanced Supply Chain

Planning system that provides business intelligence capability for supply/demand scenario analysis for Google

manufacturing.

  · Researched and analyzed the data stored by Oracle Manufacturing in order to migrate financial planning

OLAP from Oracle Applications to the Google Borg (distributed cloud platform).

  · Conceptualized and formalized the denormalized Data Warehouse schema using Google Bigtable

technology.

Blue Coat Systems, Inc.

Sunnyvale, California

04/09 – 04/10

Senior Staff Software Development Engineer

Led the technical design and development for the Data Collector of the new generation of the Intelligence

Center, a best-in-class analytics and monitoring engine for Wide Area Networks.

  · Developed database schema for PostgreSQL and supporting software in plpgSQL, Java and Python.

Improved performance of data processing from 200 thousand to 1.5 millions records per minute.

  · Designed and developed ETL processing utilities in Java using the MapReduce technique to load

dimensions, facts and aggregated measures tables. Developed unit test framework for the ETL process.

  · In response to customer demand for better performance, developed software for the rollup – data transfer

from the OLTP schema to data marts. This resulted in a tenfold improvement in performance and

scalability.

YouSendIt, Inc.

Campbell, California

02/08 – 03/09

Database Architect/Platform Lead Developer

Led architecture and development of major platform migration to Java, new report delivery system and internal

billing and financial systems.

  · Designed and implemented migration from PHP into Java SOA platform for content delivery to meet

growing scalability demands.

  · Performed complete reengineering of the company’s MySQL database for integrity, scalability and

performance.

  · Conceptualized, designed and implemented a flexible report delivery system from the ground up for

corporate customers using JasperReports and the OpenSymphony Quartz scheduling framework.

  · Redesigned the company’s billing and invoicing system to reflect industry best practices.

Responsys, Inc.

Redwood City, California

08/07 – 02/08

Server Architect

Responsible for key modules of the email marketing server side software, including reporting, security and

third party product integration.

  · Developed over 30 report functions and portlets for BI to align with the new schema design and to reduce

report generation time from 20 minutes to 10 seconds.

  · Architected a SOA based enhancement, which allows creation, maintenance and scheduled execution of

customizable customer background jobs, as well as performance report generation and results downloads.

OpenSymphony OsWorkFlow and Quartz frameworks were used in the implementation.

  · Developed software security components that allow encryption/decryption of marketing campaign data,

compatible with PGP/GPG and uses Bouncy Castle open source libraries.

Network Appliance

Sunnyvale, California

12/05 – 06/07

Core Database Engineer

Designed and developed a suite of web applications/tools that reduced the time for building customized

SAN/NAS configuration from hours to minutes. This application won the “Total Customer Experience” award

in 2007. Created and implemented the data model, database schema and server side components to persist,

process and visualize technical support information for multiple major product lines (filers, NAS, SAN, Nearline

storage appliances).

  · Performed requirements gathering and data analyses.

  · Design of the architecture and object model based on the Spring framework.

  · Design and development of the data model and database schema, stored procedures, packages and triggers

for Oracle 10g.

  · Designed and developed the business and data access layer software in Java 5 using Spring and Struts

frameworks on Tomcat engine.

ActivCard, Inc.

Fremont, California

05/04 – 04/05

Senior Software Engineer

Designed the new generation of J2EE based smart-card inventory logistic portals for a major government

contract, including:

  · Requirements specifications for the portal.

  · Database schema and object model for a 3-tier inventory logistic portal using Hibernate and Oracle 9i

and/or MS SQL Server 2000 RDBMS.

  · Designed the database schema for a smart card profile management system in Oracle 9i.

Lockheed-Martin Space Systems Company Sunnyvale, California

1997 – 2004

Senior Staff Software Engineer, Data Architect

Designed and developed an engineering data management system with a data warehouse spanning several

corporate segments and subcontracting companies which facilitates a multi-billion dollar government contract.

The system provides engineering data version control, allows data history tracing, activity logging, data

dependency validation and data maturity checking.

  · Served as the system architect – formalized requirements, designed architecture and introduced the

concept of operations documents. Built the development team and managed the project.

  · Performed analyses of space vehicle/payload data for storage in the engineering database.

  · Designed object model and ER diagrams and performed object/relational mapping.

  · Developed a set of Java ETL tools for spacecraft command and telemetry data.

  · Designed and developed database centric system for flexible testing of flight software with various

satellite assemblies and simulators:

  · Migrated web service integration of third party products from Perl RPC to Java JAX-WS, eliminating the

need for additional language support.

  · Performed command and telemetry data analyses. Designed and developed relational database schema

and implemented it in Sybase ASE.

  · Developed a set of loader applications with the common Java/Swing front-end and JDBC interface for

telemetry and command test data.

Ericsson/ Fiber Access

Menlo Park, California

1993 – 1997

Database Architect, Project Manager

  · Performed data analyses, relational database design and development of two network element management

systems for multi-vendor fiber optics telephone and CATV networks. Systems successfully deployed at

  · Assumed project management responsibilities, including mentoring members of development staff,

training customer support and customer success teams.

Education

  · MS and BS in EE/CS, Moldavian State Technical University, Kishinev, Moldova.

  · Coursework toward a PhD in CS; Institute of Cybernetics, Kiev, Ukraine.

Professional Training

  · ETL/ELT development using Talend studio, San Jose, California

  · Pentaho data integration solution, San Matheo, California

  · Advanced T-SQL, Java programming with Sybase ASE, Sybase Inc., California

  · Web Services Design and Implementation, WebServicesEdge, San Jose, California

  · C++ programming with ObjectStore, Object Design, Inc., San Mateo, California

  · OO-analysis & design. Rational Rose, Rational Software Corp., Santa Clara, California

Personal

  · US citizen.

  · Inactive Secret Clearance.

several telephone and cable TV companies throughout the world. Systems allow operators of regional

telephone and cable companies to perform equipment and service provisioning, testing, maintenance and

reports.