Inderjeet Chauhan Email & Phone Number

Bentonville, AR, US

Bentonville, Arkansas, United States

Protegrity has data security product with proprietary format preserving tokenization. It is used by a lot of banks, retailers, insurance companies across globe to protect their sensitive and private data at rest. As part of Professional Services team, I helped a lot of our US and Canada customers with installation of our products across multiple platforms.

Bentonville, Arkansas

• Administrating 15 Hadoop clusters running with more than 1500 nodes and 35 PB space.
• Building and configuring new clusters, upgrading Hadoop and its services to newer version and their migration to another data center, working with Ambari Blueprints to automate building new cluster
• Build centralized dashboard to monitor cluster health and work load: Collecting SAR (System Activity Report) metrics for CPU, memory, network and disk utilization on all nodes for performance analysis
• Exploring features that may improve user experience and ease of adoption of technology: Running POCs to improve stability and user experience like High Availability, Hive Cost Based Optimizer, HDFS Transparent.
• Saving Hardware Costs and compute resources: Measure and improve operational efficiency of Hadoop clusters by measuring compression metrics. Developed automated script for converting Hive file format to ORC/Parquet.
• Configuring Fair Scheduler and job queues for prioritization of jobs running in the cluster; High Availability for Name node and Resource Manager, HiveServer2 and load balancing;

Bentonville, Arkansas

• Designed UI and backend programs for Self Service data movement from any database platform to another including MPP databases and Hadoop. It would help data analysts and scientists to save time when they need to move.
• Develop and maintain Hadoop load applications running for Health and Wellness
• Train business users in Hadoop/ Hive. Evaluate analytics tools that run on Hadoop to help users with data search
• Hadoop cluster migration to another data center and upgrade from Cloudera CDH 3.3 to CDH 4.2.1; and to Pivotal PHD 3.0 a year later
• Designed and developed Hadoop/Hive tables load framework. It is a plug and play framework written using Perl that Hive table loads highly configurable expressed in XML. This framework has reduced adding a new table.
• POC for using HDFS as storage for a billion tiny scanned image files using Hadoop Archive and WebHDFS

Bentonville, Arkansas

• Trained business users in Hive and Hue to utilize data in Hadoop. I also created Excel spread sheet based data mining tool for business users of Hadoop data using VBA programming that is being used for last 3 years. It.
• Worked on development of Secure File Transfer (SFTP) processes for data collection from stores to Hadoop using sftpg3 and also setting up SFTP Load Balancer for high availability to reduce store side failure rate
• Performed Proof-of-Concept to identify the best data compression method and file format to save HDFS disk space
• Securing Data at rest and data in flight including field level tokenization using software products like Protegrity
• Sound knowledge of Unix OS and shell scripting
• Developed secured data transfer mechanism using FTPS (FTP over TLS/SSL) with IBM DataPower hosting the SFTP service and configuring MPGW (Multi-protocol Gateway) policy

Bentonville, Arkansas

• Design and develop web service proxies using IBM DataPower appliance XI50; securing the services using HTTPS protocol
• Proof-of-concept study to design and develop secured data flow using FTP over TLS/SSL using DataPower as SFTP Proxy
• Designed data collection and data transportation architecture and programs for bringing data from stores to Hadoop
• Proof-of-concept for data security and PHI data protection using Protegrity over Hadoop HDFS
• Skills in SOA (Service Oriented Architecture) using Web Services Definition Language (WSDL), Middleware technology
• Working knowledge of securing the web services using HTTPS and understands concepts of SSL

• Inderjeet managed the offshore team in a L2 support program for the pharmacy application. He created the knowledge repository for relatively new business domain. He also set up various processes to improve the support.
• Daily interaction with onsite project manager to understand client’s needs and proactively addressing the concerns; and how to improve the operational efficiency
• Email interaction with the client L1/L3 teams on any critical business issues
• Planning offshore shifts, support tickets work, pager call coverage
• Root cause analysis for repetitive and business critical issues to reduce business down time and ticket inflow
• Preparing the training kit to quicken knowledge transfer for new team members coming on board; compiling the quick notes and journal for the support issues for quick turnaround of P1 tickets

Inderjeet conducted an assessment of Retek suite of applications at a US book retailer. The business users were demanding a lot of additional custom functionalities that don't come with the base product. The client's IT team were finding it difficult to address these needs and meet the business expectations.Inderjeet proposed the solution approaches for.

Inderjeet worked on various Retek (now Oracle Retail) implementation projects for US retailers. I had managed small teams and mentored them. Other tasks which brought a lot of value add for customers are batch job performance improvement and query tuning, proposed innovative solutions and ideas for better user productivity.Retailing domain expert with very.

Inderjeet worked as a testing lead for a QA project at offshore for RMS (now Oracle Retail). The package was being rolled out for their multi-channel retailing, like brick-and-mortar stores, direct-to-customer, and catalogue mail order. This was one of the first testing projects being executed and there was no standard process or documentationHe has been.

Maintenance and enhancement for the warehouse management system (WMS) for a large apparel retailer. This was used for ordering SKU's, managing and planning the shipping yards, automated receiving orders, picking and sorting for store allocations optimized to get the minimum trip distance for the warehouse operatorDeveloper for perpetual inventory.