SUMMARY:

• 3+ year of experience on Couchbase technology i.e., Multiple Datacenter/cluster configuration, data migration from oracle to couchbase, High availability bidirectional replication for multi Datacenters, Redesign of Couchbase Buckets/views and automation of various tasks.
• 4+ years of strong experience on Datastax/Apache Cassandra experience, migration from oracle to Cassandra & from physical servers to cloud, Upgradation/Data modelling/Dataload for new Cassandra clusters, Day to day support of Cassandra/ servers using Opscenter, Ganglia & Splunk for monitoring.
• 3+ years of experience on setting up multiple Kafka clusters datacenters. Worked on writing Producers/Consumers for different services via Kafka brokers. Used Confluent to setup Topic replication across multi Datacenters. Setup Grafana Dashboard/Kafka monitoring Tool on different metrics for Kafka producers/consumers and zookeeper services. Setup Kafka - Spark streaming for loading event data to Analytics platform.
• 2+ experience on support/implementing complete workflow for multinode Elastic search clusters for Dev, QA & PROD for Application event log analysis.
• 1+ experience on setting up AWS EMR Cluster along with Hbase, Spark, Opentsdb. Integrating with XSP Billing data service info via kafka to EMR cluster.
• 3+ years of experience on setting up and supporting large dataset multinode Cloudera Hadoop cluster for DEV, STG & PROD Environment and used tools like Fluentd, Spark streaming for data ingestion from different sources to Hadoop system and Hive/Impala/Sparksql to query and Tableau for reporting.
• 9+ years of Experience on managing/working on Oracle database with RAC along with PL/SQL programming, Disaster Recovery and performance tuning, etc.
• 1+ year of experience supporting Warehouse environment of size i.e., 300+ terabytes on Oracle Exadata X2 & X3.
• 1+ year of experience on setting up Greenplum, loading event data to Greenplum and integrating with Tableau reporting tool.
• 1+ years of Experience working on understanding different customer data patterns. Involved on retrieving data in different formats from Billing event systems and loading to Bigdata platform(Cloudera Hadoop) to support for Deep Learning usecases i.e., Customer pattern detection:
• Predict disconnect/dissatisfied customer across regions.
• Anomaly detection for higher number of disconnections/more change of services,etc
• Providing top consumers better service.
• Worked closely with Data scientists to develop RNN model using tensorflow/Keras for the usecases.
• For Enterprise solutions, working on setting up NVIDIA GPU Platform to support Deep learning usecases for multiple applications.
• Working with INSPIRE team for POCs using platform H2O and Spark ML.
• 3+ years python scripting and programming experience for Cassandra/Couchbase/Hadoop. Scripts includes i.e., data comparison across multiple couchbase datacenters, couchbase/Cassandra data comparison with Oracle, Data loading, Search data as per different criteria’s on Cassandra, Integrate with Hadoop system. Map reduce/spark programming for few analytics requirement.
• 1+ Years of experience on Python code for data filtering,Tensorflow/keras code for RNN model.
• 2+ year experience of core Java programming/code work through /unit testing, implementing Rest APIs, support using spring boot/mvc framework. Support project activities include Log event workflow, DAO implementation for couchbase/Cassandra, implementing utils,etc.
• 8+ year shell scripting experience for automation, monitoring, deployment & alerting for different environment i..e., Oracle/Couchbase/Cassandra/Hadoop,etc.
• 3+ working experience on CI using Git, SVN, Jenkin and Ansible for automation of maintenance work/jobs.
• 3+ years of experience working on Agile process, attending daily scrum, playing scrum master role and using different tools i.e., Youtrack, Jira, Rally, Service center,4DX,Kanban, etc.
• 5+ years of experience on Cloud framework i.e., Amazon EC2. Amazon EMR, Cloud watch, S3, SQS/SNS, VPC, etc.
• 3+ years’ experience of Openstack/Steel private cloud support for database/server, DB backup management.
• Worked on various assignments and initiatives to maintain data quality, anomaly detection and integration of data across various platform using open source technology via Continuous Integration.
• 3+ years of experience to build and lead team for onsite/offsite model.
• Worked with various team for Enterprise solutions related to Event as a Platform (EaaP). Database as Service (DBaaS).
• Have presented on various topics related to Nosql and BigData Analytics across IT platforms and also provided trainings to juniors/peers on various technology.
• Conducted Workshop related to AI/Deep Learning with Data scientist across Confidential Applications.

WORK EXPERIENCE:

Confidential, West Chester, PA

Senior DB/Data Engineer

Responsibilities:

• Confidential Corporation is an American global telecommunications conglomerate that is one of the largest broadcasting and Cable Television Company.

Technology used: Couchbase (Bidirectional multi DC), Coherence, Kafka, Cloudera Hadoop, spark streaming, Spark ML, Java, Spring Boot, Maven/Gradle, REST APIs, Elasticsearch-kibana, Grafana, Python.

Confidential

Senior Analyst/Consultant

Responsibilities:

• Worked as a Solution Architect to provide DBaaS solutions for Cassandra, couchbase along with automation of messaging platform. Worked on Micro service/Rest APIs for multiple consumers.

Technology/Environment: Couchbase, Cassandra, Elasticsearch, AWS SQS/SNS,Kafka, Spark streaming, Spring Boot,, Java, Python,etc.

Confidential

Senior Technical Specialist

Responsibilities:

• Sony Entertainment Network (SEN) was a digital media delivery service operated by Sony. SEN provided access to services, including PlayStation Network for games, Video Unlimited for film and television, Music Unlimited for music, and PlayMemories for photographs and videos.
• My role is to provide DB Engineer support of multiple OLTP & Warehouse(Exadata/Hadoop) platform along with ETL operations i.e, Goldengate. Worked on writing code/script to integrate various platforms. Involved on lots of initiative to automate tasks and also lead a team of 6 members from Offshore team while working as an Onsite coordinator.

Technology/Environment: Hadoop/Hive, MySQL, pl/sql, Exadata X2/X3, python, Oracle RAC 10g/11g, Goldengate Director/Monitor/Veridata, Casandra 2.1.2, etc.

Confidential

Senior Technical Specialist

Responsibilities:

• My role is supporting their Database /Warehouse/ETL platforms (Oracle, RAC), Goldengate, ETL Tools. Also taken initiative for automation of various day to day jobs/reports, etc along with various Disaster recovery plan, backup strategy.

Technology/Environment: Oracle, Goldengate,RAC,Shell scripting,Python,Cognos, etc.

Confidential

Tech Lead DBA

Responsibilities:

• Support involves complete management and Day to Day support of Oracle clusters along with some mysql environment. Also worked Migration of data from OLTP to Warehouse environment including ETL jobs writing and automation. For reporting, worked on performance tuning of Oracle scheduled reports/jobs.

Technology/Environment: Oracle,RAC, mysql, Shell scripting, Python,perl, Cognos, Oracle BI Reporting tools, etc.