OBJECTIVE:

• A challenging career in Architecting/Designing/Implementing/Managing a range of Database solutions including Hadoop, Casssandra, MongoDB, HBase, Pig, Hive, MapReduce and other NoSQL data stores, as well as Oracle & Sql Server solutions.
• Extensive expertise in Cassandra, mongodb, Oracle, Sql Server, mysql and Sybase Database Architecting, administration, develoment& managing a team of global dba’s .

TECHNICAL SKILLS

• Architecting solutions using Oracle & Sql Server databases
• Architecting solutions using Cassandra & NoSQL
• Architecting solutions using Big Data Hadoop Lake ecosystem components including Hadoop, nosql databases, Flume, Storm, Elastic Search, Solr, Kibana
• Expertise in Oracle, Sql Server & NoSQL (Cassandra, HBase, Mongodb) administration in a production environment.
• 100% Hands - on experience with administration of Cassandra, HBase, Mongodb, Hadoop, Pig, Hive, sqoop, MapReduce, Flume, Pig, Hive, Spark, zookeeper,
• Hands-on SQL and NoSQL experience
• End to End SQL and NoSQL solutions for complex data integration projects
• Expertise in performing building complex data solutions
• Extensive expertise in understanding of NoSQL landscape, available frameworks and CAP theorem
• Experience in major NoSQL databases: MongoDB, Cassandra, HBase and experience in modeling and building complex and large data management systems, including columnar db modeling and json modeling
• Expertise in Evaluating and assessing NoSQL database technologies.
• Build and deploy real production systems on NoSQL databases
• 100% Hands-on experience with Oracle PL/SQL, procedures, triggers, functions, indexes
• Design and build scalable infrastructure and platform to collect and process very large amounts of data (structured and unstructured), including streaming real-time data
• Extensive expertise with monitoring, debugging, benchmarking and performance tuning of Hadoop/Hbase
• Lead & manage a team of Big Data consultants
• Lead & manage a team of Oracle, Sql Server and Sybase database administrators
• Hadoop (cloudera, Horton Works) & Big Data architecture design, planning, installation, deployment
• Migration from relational databases to Big Data platforms
• Scope, plan and manage BigData & Database administration projects
• Direct the work and priorities of Big Data & DBA team
• Be ultimately responsible for all aspects of Big Data, NoSQL and Relational Databases
• Determine the appropriate technology for new projects, whether it be Big Data or Relational databases
• Provide advice, recommendations and design decisions on performance tuning, backup and recovery, clustering, replication and disaster recovery, migrations
• Oracle 11g/10g, RAC and Sql Server 2012/2008 Database Administration skills
• Oracle 11g/10g RAC, RAC migrations / upgrades, data guard, RMAN, db upgrades from 10g to 11g, Oracle Streams replication, Oracle Real Application Testing, Oracle 11g new features, Sql server 2012/2008 clustering, replication, disaster recovery techniques.
• MySql database administration
• Core Java Programming
• Linux tuning
• Shell scripting
• Conducting training on various bigdata ecosystem products including Hadoop, Cassandra, Mongodb, Hbase, Flume, Spark, Map Reduce
• Establish and maintain regular written and in-person communications with the organization's executives, department heads, and end users regarding database activities, projects, etc.
• Identify and resolve issues that influence the progress of specific projects and ensure that risks are resolved or triaged for resolution
• Prepare operational cost estimates for current and proposed projects
• Research and propose cost effective technical solutions to address business challenges.
• Assemble project plans and teamwork assignments, direct and monitor work efforts on a daily basis, identify resource needs, perform quality review; and escalate functional, quality, timeline issues appropriately
• Accountable for project expenditures, and timelines
• Core Java programming
• Plan schedules for 24/7 support of production database services to ensure the highest

PROFESSIONAL EXPERIENCE:

Sr Big Data Architect

Confidential

Responsibilities:

• Working as Sr Big Data Architect, responsible for Hadoop (Cloudera & Horton Works), Cassandra, and big data projects for multiple clients including McDonalds, Lulu Linen, whiting petroleum.
• Responsible for Cloudera and Horton Works Hadoop, Cassamdra Performance tuning, installations, disaster recovery implementations, architecture planning, sales meetings in regards to Hadoop, Cassandra, bigdata projects for with various clients of Confidential .

Bigdata & Cassandra Principal Architect / Big Data Subject Matter Expert

Confidential

Responsibilities:

• Worked as a Cassandra, Hadoop & Big Data Architect / Subject Matter expert / Lead DBA for multiple Confidential amp;T Projects.
• Responsible for fighting the production fires and fielding the calls when any Production had crisis with NoSql / Hadoop / Big Data components, as well as for Big Data Development & Adminitration.
• Also was responsible for developing & implementing end to end solutions using Hadoop, Spark, Flume, Hive, Pig, Sqoop, Cassandra, HBase, Mongodb, spark, zookeeper
• Had to solve mission critical issues on the fly including and not limited to issues with Cassandra Performance, tuning, installation, data modelling, Compactions, Garbage Collection, Repairs, compression techniques, tombstones / deletes, jvm tuning upgrades.
• Architected, implemented & administered data lake and data processing & query solutions and optimizations for multiple projects using bigdata and Cloudera Hadoop Hive Pig Spark Flume Zookeeper and ETL tools. Responsible for installation, administration, performance tuning, and day to day operation management of Cloudera Hadoop and related components. Also was responsible for preparing training materials and conducting training to a group of 60-70 people on Oracle & Big Data ecosystem components.. Debugging Java programs and fixing Java programs, code walk thru’s of java programs.

Oracle / Sql Server / BigData/ DBA Director & Architect

Confidential, New York, NY

Responsibilities:

• Worked as a DBA Director and architect of databases and bigdata for a team of Big Data Consultants & Oracle dba’s, mysql, Sql server dba’s. Incepted in 1888, Burrellesluce is a leading player in media monitoring - whether it’s online (including social media, blogs, and video), print, or broadcast.
• Planned, installed, administered and supported Oracle Real Application cluster database, Data guard solutions. Architected, implemented and tested disaster recovery policies for databases. Ensured that databases were tuned and optimized to meet user expectations, and queries were running with optimal performance,. Ensured 24x7 uptime and acceptable response times as dictated by the requirement. Migrated Oracle RAC databases from 10g to 11g. Tuned databases and linux performance. Designed and implanted database and data solutions as needed by customers
• As head of team, gathered, analyzed designed and implemented Big Data, Cloudera Hadoop, NoSQL solutions & Relational database solutions. Compared and implemented NoSQL technologies like Hadoop, hbase, mongodb, Cassandra, Flume, Hive. Architected and implemented datawarehouses using Hadoop / HDFS / Hive / Pig / HBase / MapReduce / Storm / Solr / Cassandra solutions. Performed POC’s and data modeling activities on Cassandra, mongodb, including json and columnar data modeling.Trained the team on Hadoop & BigData technology.

DBA Team Manager

Confidential, Port Washington, NY

Responsibilities:

• Worked as a DBA Manager, leading a team of 6 Oracle DBA’s, 2 sql server dba’s, 1 Sybase dba National Medical Health Cards (NMHC) operates NMHC Rx (pharmacy benefits manager or PBM), Integrail (health information solutions), NMHC Mail (home delivery pharmacy), and Ascend (specialty pharmacy solutions), providing services to corporations, unions, health maintenance organizations. Managed a team responsible for Oracle, SQL Server and Sybase installation, administration, management, performance tuning, disaster recovery. Performed hands-on tasks of a Senior DBA, in addition to being a manager.
• Tuned databases and linux performance. Wrote Shell scripts for error and performance monitoring.

Senior DBA

Confidential, Piscataway, NJ

Responsibilities:

• Worked as Senior Oracle Database Administrator for Advanced 800 call processing system of Confidential, a world leader in telecommunications industry.

Senior Developer & DBA

Confidential, Piscataway, NJ

Responsibilities:

• Worked as Senior Oracle Developer / Oracle DBA for Inbound Calling / Inside Sales system

Oracle Developer

Confidential, Morristown, NJ

Responsibilities:

• Worked as a Programmer Analyst worked as developer for Billing Analysis and Settlement Environment system of Confidential, using Oracle technology.

Software Engineer

Confidential

Responsibilities:

• Worked as a Software Engineer on the paper manufacturing plant automation of ITC, India, using Oracle tecnology.

Software Engineer

Confidential

Responsibilities:

• Worked as Software Engineer for Citibank's comprehensive banking automation system, using Oracle technology.

Programmer

Confidential

Responsibilities:

• Worked as a programmer responsible for design, development and implementation of Word Processor using the “C” programming language for physically handicapped persons (such as those with Rheumatoid arthritis, gout, post-traumatic thumb or finger amputations).