SUMMARY:

• Eighteen years of IT and Product Development experience on various technologies and four years of experience in Big Data Hadoop technologies.
• Developed software applications on LINUX, UNIX using C, C++, JAVA, Hadoop, MapReduce, HBase, Solr/Lucene, Apache Tika, Impala, Hive, Scoop, Flume, Vertica DB, Python, Perl, PHP, CGI, MySQL, NoSQL Mongo DB, OOA/OOD, UML and Unix Shell Scripts.
• Extensive experience in all phases of software life cycle (Analysis, Design, Development, and Testing) with object oriented programming, Client - Server and Distributed Object systems development methodologies.
• Excellent technical skills combined with good understanding of business and customer facing experience along with ability to work well in a multi-functional team environment.

SKILLS PROFILE:

Technologies: Big Data Hadoop, MapReduce, Hive, HBase, Solr/Lucene, Apache Tika, Impala, Scoop, Flume, Pentaho PDI and PBA, Tungsten, Vertica, Splunk, IPTV, Online Streaming, HLS, HDS, ATS, MPEG4, GSM, iDEN PTT and Packet Data, CDMA EVDO, Frame Relay, TCP/IP, ATM and X25, Qchat PII.

Operating System: Linux, SUN Solaris, IBM Blades AIX, HP-UX B.11.11, Windows NT, TSP, DiCOS.

Protocols: SNMP (Brass Agent 15.3), CMIP, TCP/IP, UDP, FRF.5, SIP-SDP and RTP, XML RPC, JSON, REST API.

Languages: JAVA, C++, C, Python, Perl, PHP, Shell Scripts, Expect, CGI-Perl, Ajax, MYSQL, Informix, Oracle, Socket programming & Assembly Language 8031 (Micro Controller)

DB: HBase, Impala, Hive, Vertica, Mongo DB, MySQL, phpMyAdmin, Oracle 8.1.7, Informix, LDAP, X.500 DIT

Special Software: SVN, Git, Clearcase, Nagios, SPDB, Puppet, JIRA, VMware

PROFESSIONAL EXPERIENCE:

Confidential, Arlington VA

Lead Big Data Architect

Responsibilities:

• Work under a delivery lead, Analyze, Architect and Design the System and responsible for all technical details.
• Build a technical team with the delivery lead, manage the team, develop and deploy the system.
• Design, Develop and Lead the team to migrate hundreds of millions of Lotus Notes documents and their attachments in native format to Hadoop Data Lake.
• Index and Store the documents in the Hadoop system for quick search and retrieval Build a custom Java web application to provide a User Interface for users to search the archived documents with built-in security and integrate it with Confidential.
• Using Solr/Lucene, Hbase, Apache Tika and other Hadoop Ecosystem tools on Horton Works Data Platform (HDP 2.2).

Confidential, Atlanta

Responsibilities:

• Designed and Developed Order Analytics system for Apple Devices using Splunk as the Analytics Tool to feature in the Confidential.
• Generated mock order transaction log data to match the defined scenarios for SCM and Order Flow Management (6 work-flows) and Inventory Management for all 5 different channels (Retail Store, Online, Call-Center, Online Business, Call-Center Business).
• Built reports, dashboards and notifications for all channels and workflows.

Confidential, NY

Responsibilities:

• Architected and designed the data model for Business Intelligence/Data Warehouse Platform on Big Data Technology Stack.
• The deliverables provided were only Architecture and Design documents.
• Architected, Designed and built a Business Intelligence/Data Warehouse Platform on Big Data Technology Stack.
• Used Vertica as DW store, Pentaho PDI/Tungsten CDC /Vertica Stored Procedure as ETL tool and Pentaho PBA server as the visualization tool.
• The Confidential was built on Cloudera Hbase/Hive and Impala DW store but the desired performance (Sub second query response) was not achieved and hence migrated to Vertica DB as a DW store.

Confidential. Reston VA

Product Development Engineer

Responsibilities:

• Developed real-time Web based analytical dashboard for Online Live TV channels using Python, MongoDB and Hadoop/MapReduce and scoop.
• Popularity based CDN, analysis using Hadoop/MapReduce and Flume.
• Web and transaction log analysis using Hadoop/MapReduce and Flume.
• Developed Apache Module for Smooth Streaming of Videos and cDVR (Cloud DVR) in C.
• Developed variety of tools like IPTV, Online VOD Asset Checker tool, XBOX VOD, SDV Configuration Management Tool, Golden config tool, Auto discovery, Cache analysis tool, Host management tool and several other tools.
• Engineered and deployed cDVR, IPTV, Xbox VOD, Ingest nodes using Aspera and supporting Infrastructure servers.
• Deployed and Implemented Content Delivery network elements like ATS Edge/Mid Caches, Content Routers, RASCAL Healthcheck Servers, Ingest and Origin Servers.

Developed tools: C, Java, Python, Hadoop, MapReduce, Hive, Scoop, Flume, MongoDB, Perl, Shell scripts, PHP, CSS, MySQL on Linux and Unix environments.

Confidential, Reston, VA

Senior Systems Engineer

Responsibilities:

• Responsible for Network Engineering, including impact assessments, network standards, design, FOA and ATP Support and installation of network equipment and infrastructure.
• Troubleshooting, Deploying and Implementing C-NTB/SPS Network Elements and Intelligent network elements like ASMS and ISCP.
• Isolate, resolve network outages and performance problems. Analyze, engineer network subsystems and components.
• Monitor, optimize network equipment and usage. Trend equipment usage; create capacity and deployment plans for MSOs / Markets.
• Identify network outages and problems and assist in problem isolation and resolution.
• Develop Feature requirements, Business case documents, Troubleshooting guides, SOPs and MOPs.
• Develop Webpage, variety of tools for proactive monitoring, trending, issues analyzing, disaster recovery, and performance management for different local & national groups.

Developed tools: C, Java, PHP, JavaScript, CSS, C# .NET, Perl, CGI, Shell scripts, MySQL, PHP MyAdmin, X.500/LDAP, Expect, and HTML on Sun Solaris/HP.

Confidential, Reston, VA

Senior Systems Engineer

Responsibilities:

• Responsible for Network Engineering, including impact assessments, network standards, design, FOA and ATP Support and installation of network equipment and infrastructure.
• Troubleshooting, Deploying and Implementing PII Network Elements like PSC, HSS, EMA, SLF, EMS, BigIP (LTM & GTM), iDEN, iDEN Gateway for HTPP (High Performance Push to Talk), Frame Relay, ATM, and CDMA EVDO networks.
• Isolate, resolve network outages and performance problems. Analyze, engineer network subsystems and components.
• Monitor, optimize network equipment and usage. Trend equipment usage, create capacity and deployment plans for MSOs / Markets.
• Identify network outages and problems and assist in problem isolation and resolution.
• Develop Feature requirements, Business case documents, Troubleshooting guides, SOWs, SOPs and MOPs.
• Develop Webpage, variety of tools for proactive monitoring, trending, issues analyzing, disaster recovery, and performance management for different local & national groups.

Developed tools: C, Java, PHP, Javascript, CSS, C# .NET, Perl, CGI, Shell scripts, MySQL, PHPMyAdmin, Informix SQL, Expect, and HTML on Sun Solaris/HP.

Confidential, Silver Spring MD

Consultant - Software Development

Responsibilities:

• Developed Interface components for Vrepair Trouble Management System to NetGate/Netway.
• Developed Trouble Management Workflow components for Enterprise Advanced System.
• Implemented electronic bonding with Local Trouble Management Systems.

Development in: C++/ProC/PL-SQL on Sun Solaris/HP with Oralce 8.1.7 and CEM (Common Enterprise Middleware)

Confidential, Centreville VA

Consultant - Software Development

Responsibilities:

• Designed and developed DACS Agent process for VVIS Element Management System.
• Designed and developed NPC Audit and Quality Functionality.
• Implemented 2SDH-1 carrier Provisioning/De-provisioning.
• Designed and developed Quality Logger Subsystem and Watchdog Monitor Process.

Development in: C++/Java on Sun Solaris with Oralce 8.1.7, used Rogue Wave Class tools & libraries, used SNMP Research’s MADK & ARL.

Confidential, Alameda CA

Consultant - Software Development

Responsibilities:

• Designed and developed Security Manager Component.
• Designed and developed automated test cases using python scripting.

Development in: C++/Java on Sun Solaris with Oralce 8.1.7, Orbix and OSP as middleware.

Confidential, Naperville, IL

Consultant - Software Development

Responsibilities:

• FMS and NGN B-Server boot disk mirroring with SDS and DSM mirroring configuration.
• Designed and developed Disk Resource Monitor Process for CDMA Flexant Mobility server.
• Designed and developed Alarm Card Resource Monitor for CDMA Flexant Mobility server.
• Designed and developed a Proxy Agent Process for Sun Microsystem’s Netra CT servers for CDMA Flexant Mobility server.

Development in: C/C++ on Sun Solaris, Unix Shell scripts and Perl scripting.