SUMMARY

• Over 15+ years of experience in IT in the areas of Business Intelligence, Data Analysis and Data Warehouse, Big Data Architecture, and Warehouse Management.
• Possess around 3 years of experience in BigData Technologies in World’s Largest Retailer Walmart, US
• Architected and successfully managed two programs (80+ team members) technically
• Performed a lead architect role in defining the 5 years technology roadmap for Walmart Canada.
• Present the new Big Data technology POCs including the use cases in monthly Business - Architect meet.
• Diverseexperiencein various BI, ETL andBig data HadoopTechnologies.
• Worked on both Cloudera (1.5 yrs) and Pivotal HD (2+ yrs) version of BigData
• Knowledge of NO-SQL Databases like GreePlum, Cassandra, and HBase.
• Worked with data scientists and helped them extract actionable insights fromhuge amount of data on theHadoopcluster
• Experience in Big Data Hadoop ecosystem like Map Reduce, HDFS, Pig, Oozie, YARN, Hive, HiveQL, Sqoop, Flume, Python, and Java MapReduce etc.
• Mentor, consult, collaborate, review and support Engineering teams, data scientists and business users
• Provided training and couching programs in Big Data Analytics&Hadoopecosystem (HDFS, MapReduce, YARN, Hive, Pig, Spark, Sqoop, Flume, Oozie, and etc.)
• Understanding of Data Mining techniques like Clustering, Affinities and Bundling, Basket Categorization, and Visit Consistency Index.
• Understanding of models Propensity Scores, Offer Forecast, Offer Assignment, and Backfill.
• Worked on integration of Big data platform to visualization tools like Tableau, D3.
• Understanding of Spark and Spark streaming for Big Data integration
• Strong technical background with excellent problem solving and communication skills in interacting with the clients.
• A good team player, problem solver, and quick learner with analytical Skills. Ability to perform at high level to meet deadlines, adaptable to ever changing priorities.
• Experience in various industry verticals - Retail, Wholesale, and Financial Services.
• Having 8 years of experience as Solution Architect in BigData and Client Server Technologies in Walmart Canada, M&S UK

TECHNICAL SKILLS

BigData: Hadoop, Hive, Oozie, Pig, Java MapReduce, Python

No SQL DB: Cassandra, GreenPlum

Hadoop Distribution: Cloudera, Pivotal HD

Database: Oracle, SQL Server, Sybase, Analysis Services (Cubes), DTS Packages

Scripting Languages: Shell Script

Scheduling Mechanism: Oozie Coordinator, RM

Configuration Library: SVN, Microsoft Visual SourceSafe

Client Server Technologies: Delphi, VB.Net, VB

Reporting Applications: Crystal Reports

Methodology: Agile Methodology, Waterfall

PROFESSIONAL EXPERIENCE

Confidential, Bentonville, AR

Big Data Architect

Responsibilities:

• Provide a capability that allows business users to execute analytics on demand that allows them to perform campaign simulations and what-if analyses.
• Provide an execution framework that allows business users to define and execute campaign workflows that leverage analytics.
• Efficient Data Repository - Stores Data Efficiently in Hadoop enabling cost savings and performance leap.
• Rapid Execution of Models - Executes analytical models rapidly in Hadoop supported by robust validation, monitoring and management of models
• Preparing Architecture of the System
• Prepare the end to end solution
• Propose Technology Selection for the solution and suggest the appropriate technology
• Prepare High Level Design for the System
• Perform or Guide the team for required POCs
• Guide the team on the technology and solution design and ensure the delivery
• Review the low level design and perform code review
• Provide guidance on Integration TestingAwards
• Selected as “Star Of The Month” on Oct 2014.

Confidential

Wal-Mart has identified Confidential

Responsibilities:

• Collecting customer information (including transaction and interactions) from various sources like Wal-Mart, Walmart.com, Sam’s, samsclub.com and etc. and also from all the geographies
• Providing aggregations and metrics on customer transactions and interactions
• Providing a “Foundational” data platform required for enabling Global Customer Insights & Analytics (GCIA) goals - the analytical usage of the platform will provide ‘leapfrogging’ capabilities to GCIA
• Supporting high-volume real-time customer recognitionRoles and Responsibilities:
• Preparing Architecture of the System
• Prepare the end to end solution
• Propose Technology Selection for the solution and suggest the appropriate technology
• Prepare High Level Design for the System
• Perform or Guide the team for required POCs
• Guide the team on the technology and solution design and ensure the delivery
• Review the low level design and perform code review
• Provide guidance on Integration TestingAwards
• Team has been selected as “Best Team” on Aug 2013.
• Received 6 appreciations from Wal-Mart TEs.
• Selected as “Star Of The Month” on Sep 2013.

Confidential, ON

Technical Architect

Responsibilities:

• Prepared the Technical Architecture of the System
• Prepared the end to end solution
• Proposed Technology Selection for the solution
• Prepared the impact analysis of deploying the JDA packages on the existing Walmart Canada Applications
• Provided the estimation for the solution provided with various options
• Helped the team in bringing up the 5 year roadmap
• Identified and provided solutions for the quick-wins in Walmart Canada Allocation System

Confidential

Solution Architect

Responsibilities:

• Discussing with BA to understand the Requirements and managed the requirements.
• Proposing High Level Solution Options (including Cost Options) to Design Authorities.
• Attending ATOM workshop with Red Prairie & other vendors.Reviewing the 3rd Party HLD.
• Preparing Distribution Packaging High Level Design (including Business Process and represented Interface/ application changes)
• Preparing the list of interface (New, Mod, To be Tested).
• Reviewing the Low Level Design.
• Working (from July 2012) as a BigData Architect in Confidential and Member Engagement Program in Wal-Mart, US.
• Worked as a Solution Architect in Apparel Optimization consulting assignment for Wal-Mart, Canada.
• Worked as Solution Architect in a Warehouse Automation (also deploying Red Prairie WMS package) program with 4 Third Party Vendors (Red Prairie, SSI, DurKopp, Less Packaging) till System Testing at Marks and Spencer, London, UK.